I see Dr. Peterson tomorrow. I’ll ask about PT. 

Terry

Sent from my iPhone

> On Oct 22, 2018, at 9:29 AM, [email protected] wrote:
> 
> Send Elecraft mailing list submissions to
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> When replying, please edit your Subject line so it is more specific
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> 
> 
> Today's Topics:
> 
>   1. Test (Richard Thorne)
>   2. K3s vs KX3 Quedtion (Terry Brown)
>   3. Re: AX1B for 10/6 meters? (Ken Ford W9LSL)
>   4. Re: Test (Ian Kahn)
>   5. Re: AX1B for 10/6 meters? (Oliver Dr?se)
>   6. K2 driving KPA500 / KAT500 (Dauer, Edward)
>   7. AX1 on 6M (William Shanney)
>   8. Re: K2 driving KPA500 / KAT500 - one small error in    prior
>      post (Dauer, Edward)
>   9. Re: K2 driving KPA500 / KAT500 - one small error in    prior
>      post (Michael Blake)
>  10. Re: K3EXREF issue? K3 (Edward R Cole)
>  11. Function XVn RF and XVn OFS ranges (Bjorwal)
>  12. Re: K3s vs KX3 Quedtion (Bob McGraw K4TAX)
>  13. Re: KPA1500 Wake on LAN (Joel Hallas)
>  14. Re: K3EXREF issue? K3 (Gary Smith)
>  15. K2 driving an amp (Brian)
>  16. Re: K3s vs KX3 Quedtion (Jim Brown)
>  17. Re: AX1B for 10/6 meters? (Jim Brown)
>  18. Re: K3s vs KX3 Quedtion (John W2XS)
>  19. Re: AX1B for 10/6 meters? (Jim Brown)
>  20. Re: Ax1 fun (Edouard Lafargue)
>  21. Pacificon (Wayne Burdick)
>  22. Elecraft CW Net Report (kevinr)
>  23. AX1 antenna & eHam (Wayne Burdick)
>  24. Re: K2 driving KPA500 / KAT500 (Lou Voerman W2ROW)
>  25. In response to several AX1 questions at Pacificon (Wayne Burdick)
>  26. Re: K2 driving KPA500 / KAT500 (Don Wilhelm)
>  27. Re: In response to several AX1 questions at Pacificon (Jim Brown)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Sun, 21 Oct 2018 13:13:29 -0500
> From: Richard Thorne <[email protected]>
> To: Elecraft Reflector <[email protected]>
> Subject: [Elecraft] Test
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
> test
> 
> 
> ------------------------------
> 
> Message: 2
> Date: Sun, 21 Oct 2018 11:32:19 -0700
> From: Terry Brown <[email protected]>
> To: [email protected]
> Subject: [Elecraft] K3s vs KX3 Quedtion
> Message-ID: <[email protected]>
> Content-Type: text/plain;    charset=utf-8
> 
> My first Elecraft rig was the K2,  I then bought what has become my base 
> station; a fully loaded KX3, KXPA 100 and PX3.
> 
> I got tired of all the cable interface problems with KXPA not working and the 
> cursor not showing up on the PX3 if I took the KX3 portable (always a lot of 
> replugging and reseating cables to finally get it to work. )
> 
> I bought a KX2 for portable ops as a result.  
> 
> I guess I?ve drunk too much Elecraft Koolaid because I keep looking at the 
> K3s.  To buy a fully outfitted K3s and P3 would set me back about $6k.  I am 
> 99 percent a cw operator. Once I became proficient in CW several years ago, 
> all digital modes ceased to be of interest, as did SSB. 
> 
> So with that background,  I would like someone with both the K3s and KX3 to 
> tell me what features the K3s has over the KX3 that would realistically make 
> that $6,000 purchase worth doing. 
> 
> Thanks so much!
> 
> Terry, N7TB 
> 
> 
> 
> 
> ------------------------------
> 
> Message: 3
> Date: Sun, 21 Oct 2018 12:01:27 -0700 (MST)
> From: Ken Ford W9LSL <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] AX1B for 10/6 meters?
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=UTF-8
> 
> Wayne -
> 
> Here, take my money!
> 
> ;)
> 
> Seriously, I?d be very interested in a 6/10/12 version of the AX1.  I?m
> loving my original.
> 
> 73 -
> 
> Ken Ford W9LSL 
> Illinois 
> 
> 
> 
> --
> Sent from: http://elecraft.365791.n2.nabble.com/
> 
> 
> ------------------------------
> 
> Message: 4
> Date: Sun, 21 Oct 2018 15:08:56 -0400
> From: Ian Kahn <[email protected]>
> To: Richard Thorne <[email protected]>
> Cc: Elecraft Reflector <[email protected]>
> Subject: Re: [Elecraft] Test
> Message-ID:
>    <cafhjwp4rtfyjrz2azhnyx5rfj9we5rsj_znff-p_w0yrotp...@mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
> 
> Congratulations! You passed! :-)
> 
> 73 de,
> 
> Ian, KM4IK
> 
>> On Sun, Oct 21, 2018, 2:19 PM Richard Thorne <[email protected]> wrote:
>> 
>> test
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[email protected]
>> 
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [email protected]
>> 
> 
> 
> ------------------------------
> 
> Message: 5
> Date: Sun, 21 Oct 2018 22:32:21 +0300
> From: Oliver Dr?se <[email protected]>
> To: Ken Ford W9LSL <[email protected]>
> Cc: Jack Brindle via Elecraft <[email protected]>
> Subject: Re: [Elecraft] AX1B for 10/6 meters?
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=utf-8
> 
> 
> +1
> 
> 
> 
> 
> Sonntag, 21. Oktober 2018, 21:01 +0200 von Ken Ford W9LSL  <[email protected]>:
>> Wayne -
>> 
>> Here, take my money!
>> 
>> ;)
>> 
>> Seriously, I?d be very interested in a 6/10/12 version of the AX1.  I?m
>> loving my original.
>> 
>> 73 -
>> 
>> Ken Ford W9LSL 
>> Illinois 
>> 
>> 
>> 
>> --
>> Sent from:  http://elecraft.365791.n2.nabble.com/
>> ______________________________________________________________
>> Elecraft mailing list
>> Home:  http://mailman.qth.net/mailman/listinfo/elecraft
>> Help:  http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[email protected]
>> 
>> This list hosted by:  http://www.qsl.net
>> Please help support this email list:  http://www.qsl.net/donate.html
>> Message delivered to  [email protected]
> 
> ------------------------------
> 
> Message: 6
> Date: Sun, 21 Oct 2018 19:42:33 +0000
> From: "Dauer, Edward" <[email protected]>
> To: "[email protected]" <[email protected]>
> Subject: [Elecraft] K2 driving KPA500 / KAT500
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset="utf-8"
> 
> Having used the KPA1500 long enough to be confident that mine has no obvious 
> bugs, I am trying to decide whether to keep my KPA500 / KAT500 or put it up 
> for sale.
> 
> One possibility would be to use the 500s with a K2.  I have a K2 with the 
> integral KPA100, and two without.  The K2/100 has an RCA jack for the amp 
> keying line which should make things easy - just connect one end to the 
> KPA100 and the other to the KPA500, yes?  
> 
> Using a K2 alone as driver for the KPA500 is the question.  There must be an 
> amplifier keying line somewhere in the K2 circuitry, since it can key a 
> KPA500 in the two-box "twins" configuration; but there is no mechanical 
> output for it.  Anyone done this who can help with ideas?  
> 
> What kind of output from the KPA500 is possible with a barefoot K2 driving 
> it?  Anything else I should know before trying this out?
> 
> The band data is not a problem in either case, since the KPA500 has a one-dit 
> sensing circuit which will be adequate.  (It also has band selection buttons, 
> of course.)
> 
> Tnx, as always, for any advice,
> 
> Ted, KN1CBR
> 
> 
> ------------------------------
> 
> Message: 7
> Date: Sun, 21 Oct 2018 12:43:55 -0700
> From: William Shanney <[email protected]>
> To: [email protected]
> Subject: [Elecraft] AX1 on 6M
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
> The whip alone would work on 6M.
> 
> 73
> 
> Bill, W6QR
> 
> 
> 
> ------------------------------
> 
> Message: 8
> Date: Sun, 21 Oct 2018 19:50:34 +0000
> From: "Dauer, Edward" <[email protected]>
> To: "[email protected]" <[email protected]>
> Subject: Re: [Elecraft] K2 driving KPA500 / KAT500 - one small error
>    in    prior post
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset="utf-8"
> 
> Check that -- one small error in prior post.  The Twins configuration 
> includes the KPA100, not the 500.  Can't type.  Or can't think.  One or the 
> other.
> 
> Ted, KN1CBR
> 
> ?On 10/21/18, 1:42 PM, "Dauer, Edward" <[email protected]> wrote:
> 
>     Having used the KPA1500 long enough to be confident that mine has no 
> obvious bugs, I am trying to decide whether to keep my KPA500 / KAT500 or put 
> it up for sale.
> 
>    One possibility would be to use the 500s with a K2.  I have a K2 with the 
> integral KPA100, and two without.  The K2/100 has an RCA jack for the amp 
> keying line which should make things easy - just connect one end to the 
> KPA100 and the other to the KPA500, yes?  
> 
>    Using a K2 alone as driver for the KPA500 is the question.  There must be 
> an amplifier keying line somewhere in the K2 circuitry, since it can key a 
> KPA500 [should have read KPA100] in the two-box "twins" configuration; but 
> there is no mechanical output for it.  Anyone done this who can help with 
> ideas?  
> 
>    What kind of output from the KPA500 is possible with a barefoot K2 driving 
> it?  Anything else I should know before trying this out?
> 
>    The band data is not a problem in either case, since the KPA500 has a 
> one-dit sensing circuit which will be adequate.  (It also has band selection 
> buttons, of course.)
> 
>    Tnx, as always, for any advice,
> 
>    Ted, KN1CBR
> 
> 
> 
> 
> ------------------------------
> 
> Message: 9
> Date: Sun, 21 Oct 2018 16:08:28 -0400
> From: Michael Blake <[email protected]>
> To: "Dauer, Edward" <[email protected]>
> Cc: Elecraft Reflector <[email protected]>
> Subject: Re: [Elecraft] K2 driving KPA500 / KAT500 - one small error
>    in    prior post
> Message-ID: <[email protected]>
> Content-Type: text/plain;    charset=utf-8
> 
> Dave, while not a K2 I do drive my KPA500 with my KX3 and get about 350 watts 
> output on 80 & 40.  I have not used the KPA500 with the KX3 on the higher 
> bands.  
> 
> The KX3 has 15 watts output.
> 
> Michael Blake
> [email protected] <mailto:[email protected]>
> 
> 
> 
> 
> 
> 
>> On Oct 21, 2018, at 3:50 PM, Dauer, Edward <[email protected]> wrote:
>> 
>> Check that -- one small error in prior post.  The Twins configuration 
>> includes the KPA100, not the 500.  Can't type.  Or can't think.  One or the 
>> other.
>> 
>> Ted, KN1CBR
>> 
>> ?On 10/21/18, 1:42 PM, "Dauer, Edward" <[email protected]> wrote:
>> 
>>    Having used the KPA1500 long enough to be confident that mine has no 
>> obvious bugs, I am trying to decide whether to keep my KPA500 / KAT500 or 
>> put it up for sale.
>> 
>>   One possibility would be to use the 500s with a K2.  I have a K2 with the 
>> integral KPA100, and two without.  The K2/100 has an RCA jack for the amp 
>> keying line which should make things easy - just connect one end to the 
>> KPA100 and the other to the KPA500, yes?  
>> 
>>   Using a K2 alone as driver for the KPA500 is the question.  There must be 
>> an amplifier keying line somewhere in the K2 circuitry, since it can key a 
>> KPA500 [should have read KPA100] in the two-box "twins" configuration; but 
>> there is no mechanical output for it.  Anyone done this who can help with 
>> ideas?  
>> 
>>   What kind of output from the KPA500 is possible with a barefoot K2 driving 
>> it?  Anything else I should know before trying this out?
>> 
>>   The band data is not a problem in either case, since the KPA500 has a 
>> one-dit sensing circuit which will be adequate.  (It also has band selection 
>> buttons, of course.)
>> 
>>   Tnx, as always, for any advice,
>> 
>>   Ted, KN1CBR
>> 
>> 
>> 
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[email protected]
>> 
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [email protected]
> 
> 
> 
> ------------------------------
> 
> Message: 10
> Date: Sun, 21 Oct 2018 12:13:29 -0800
> From: Edward R Cole <[email protected]>
> To: Elecraft Reflector <[email protected]>
> Subject: Re: [Elecraft] K3EXREF issue? K3
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
> 
> Gary,
> 
> Well first thing I would check is whether 10-MHz is present at the K3 
> EXREF sma jack.  If you have a freq counter check for correct 
> freq.  No counter then use a radio that can tune 10-MHz for presence 
> of signal on correct freq.
> 
> Check for adequate reference level (I run 10mw which is more than 
> adequate; probably will run with 3mw to 5mw).  If you have no 
> milliwatt meter then use an oscilloscope to measure RF voltage.  Pav 
> = Vrms^2/R  or Vrms = 0.3535*Vp-p*probe multiplier.
> 
> From: http://www.ab4oj.com/test/pwrmeas.html
> Pav = 10*10^-3 = 0.01 w , Vrms = sqrt(Pav*R) = 0.707v, Vp-p = 2,.828*Vrms = 2v
> 
> If you are using a 10x probe Vp-p = 0.2v; Be sure to measure voltage 
> across 50-ohm load connected to the REF input.
> 
> If this is low or nonexistent try a different cable from the 
> GPSDO.  Also check 10-MHz output at the GPSDO.
> 
> My guess either you have no 10-MHz ref signal or its off 
> frequency.  If that is good then recheck configuration to enable 
> EXREF.  Still bad: then check internal coax from EXREF connector to syn  
> board.
> 
> 73, Ed - KL7UW
>   http://www.kl7uw.com
> Dubus-NA Business mail:
>   [email protected] 
> 
> 
> 
> ------------------------------
> 
> Message: 11
> Date: Sun, 21 Oct 2018 13:23:11 -0700 (MST)
> From: Bjorwal <[email protected]>
> To: [email protected]
> Subject: [Elecraft] Function XVn RF and XVn OFS ranges
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=UTF-8
> 
> Hi,
> Regarding external Transverters, the functions XVn RF and XVn OFS have to be
> used.
> The XVn RF can only be set to a full MHz, and the XVn OFS can be set to
> ?9.99 kHz.
> If You have a transverter with a not so good crystal, that will not
> oscillate stable enough on the intended frequency, You have to use these two
> functions. For 10.368 GHz the crystal multification will be 96 and for
> 24.048 GHz the factor is 192. To have a crystal that is below the ? 9.99 kHz
> up on these bands, you have to pay a fortune for this, if you find a
> manufacturer that can deliver these with that tight specification...and that
> Your Heater / Oven is working OK.
> (Just 4 info, a 100 MHz crystal is normally of a 5th overtone cut, which
> means an actual multiplication factor of 96 x 5= 480, and 192 x 5= 960. A
> 1ppm crystal can be off by 23.9 kHz at 24GHz. At 47GHz this will be 47
> kHz.). 
> Normally a crystal has an accuracy of some 0.005%, which is 50ppm. 
> For 10,368 MHz this will be 518 kHz ! 
> Suppose the offset is +55 kHz.
> How to set up the KX3 to include this figure, so the frequency readout is
> the actual frequency You want to operate upon ?
> This will not work, unless:
> XVn RF can be set to steps in 0.1 MHz and XVn OFS can be set to ? 50.0 kHz. 
> or
> XVn RF in 0.2 MHz steps and XVn OFS ? 99.9 kHz.
> 
> This will give You the chance of letting the frequency display be within
> 100Hz of the actual output, regardless of the wanted offset.
> 
> Is there room for a F/W modification ?
> Rgds Bjoern
> 
> 
> 
> --
> Sent from: http://elecraft.365791.n2.nabble.com/
> 
> 
> ------------------------------
> 
> Message: 12
> Date: Sun, 21 Oct 2018 16:25:37 -0500
> From: Bob McGraw K4TAX <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] K3s vs KX3 Quedtion
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
> Terry:
> 
> My first thought, KX3 over K3S, is portability.?? If you have the space 
> and don't usually operate portable, the K3S is the choice. As to price 
> that is always way down the list and secondary with me in a much as I 
> demand performance, do not operate portable, have the space for the station.
> 
> Sitting on the desk is my K3S-100 , P3, KPA500 and KAT500.?? All factory 
> assembled units.? I do work SSB, CW and Digital modes.? I don't think 
> there is a finer radio or system on the market today .........at any price.
> 
> 73
> 
> Bob, K4TAX
> 
> 
> 
>> On 10/21/2018 1:32 PM, Terry Brown wrote:
>> My first Elecraft rig was the K2,  I then bought what has become my base 
>> station; a fully loaded KX3, KXPA 100 and PX3.
>> 
>>  I got tired of all the cable interface problems with KXPA not working and 
>> the cursor not showing up on the PX3 if I took the KX3 portable (always a 
>> lot of replugging and reseating cables to finally get it to work. )
>> 
>> I bought a KX2 for portable ops as a result.
>> 
>> I guess I?ve drunk too much Elecraft Koolaid because I keep looking at the 
>> K3s.  To buy a fully outfitted K3s and P3 would set me back about $6k.  I am 
>> 99 percent a cw operator. Once I became proficient in CW several years ago, 
>> all digital modes ceased to be of interest, as did SSB.
>> 
>> So with that background,  I would like someone with both the K3s and KX3 to 
>> tell me what features the K3s has over the KX3 that would realistically make 
>> that $6,000 purchase worth doing.
>> 
>> Thanks so much!
>> 
>> Terry, N7TB
>> 
>> 
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[email protected]
>> 
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [email protected]
> 
> 
> 
> 
> ------------------------------
> 
> Message: 13
> Date: Sun, 21 Oct 2018 18:03:59 -0400
> From: "Joel Hallas" <[email protected]>
> To: <[email protected]>
> Subject: Re: [Elecraft] KPA1500 Wake on LAN
> Message-ID: <000601d46989$f817c390$e8474ab0$@net>
> Content-Type: text/plain;    charset="us-ascii"
> 
> The Elecraft team came through. The WOL needs f/w 1.78 (beta) or newer to
> function with the KPA1500 Remote and LAN connection.
> 
> All is now well!
> 
> Regards, Joel Hallas, W1ZR
> Westport, CT
> 
> 
> 
> Message: 8
> Date: Sat, 20 Oct 2018 23:09:59 -0500
> From: Scott <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] KPA1500 "Wake on LAN"
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
> Joel,
> 
> For "wake on LAN" to work the network adapters on each end of the LAN or 
> WAN connection (wired or wireless) have to be set to send and receive 
> "wake on LAN" packets.  
> 
> 
> 
> 
> ------------------------------
> 
> Message: 14
> Date: Sun, 21 Oct 2018 18:18:54 -0400
> From: "Gary Smith" <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] K3EXREF issue? K3
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=US-ASCII
> 
> Ed,
> 
> Thanks for the reply. I do need an 
> oscilloscope. The only frequency counter 
> at this QTH is this K3, my K3s is at the 
> factory for an issue with SSB. 
> 
> That said, there does appear to be a 10MHz 
> signal coming from the GPSDO. There's 
> enough bleed-through that when I tune to 
> 10MHz I can still pick up the ticks from 
> WWV, however removing power from the GPSDO 
> and the signal drops considerably. I 
> connected 10' of wire to the center 
> conductor of the SMA and the signal in the 
> K3 increased considerably and it was dead 
> on top of WWV. So I'm feeling it's putting 
> out a signal at 10MHV but the strength or 
> condition of the signal, I have no way to 
> tell.
> 
> Looking at the info on the K3EXREF, the 
> Tech MD is on, REF CAL is displayed and I 
> need to engage keypad #2 to switch between 
> the EXREF being in or out, I have it 
> switched in. No asterisk.
> 
> I have not been inside the radio since I 
> started using it a week ago and the 
> asterisk was flashing at that time. I 
> saved the current configuration and loaded 
> the configuration that was good the last 
> time I used the radio and that didn't 
> help. I can't imagine the cable in the 
> radio failed without any mechanical 
> action. I'll have to take a look and see 
> if anything has become somehow dislodged 
> though it's been just sitting on the 
> table.
> 
> I was hoping it was something in a setting 
> that might have been altered and it seems 
> like that's not it. Thanks again for the 
> assistance.
> 
> 73,
> 
> Gary
> KA1J
> 
> 
> 
> 
>> Gary,
>> 
>> Well first thing I would check is whether 10-MHz is present at the K3
>> EXREF sma jack.  If you have a freq counter check for correct freq. 
>> No counter then use a radio that can tune 10-MHz for presence of
>> signal on correct freq.
>> 
>> Check for adequate reference level (I run 10mw which is more than
>> adequate; probably will run with 3mw to 5mw).  If you have no
>> milliwatt meter then use an oscilloscope to measure RF voltage.  Pav =
>> Vrms^2/R  or Vrms = 0.3535*Vp-p*probe multiplier.
>> 
>> From: http://www.ab4oj.com/test/pwrmeas.html
>> Pav = 10*10^-3 = 0.01 w , Vrms = sqrt(Pav*R) = 0.707v, Vp-p =
>> 2,.828*Vrms = 2v
>> 
>> If you are using a 10x probe Vp-p = 0.2v; Be sure to measure voltage
>> across 50-ohm load connected to the REF input.
>> 
>> If this is low or nonexistent try a different cable from the 
>> GPSDO.  Also check 10-MHz output at the GPSDO.
>> 
>> My guess either you have no 10-MHz ref signal or its off 
>> frequency.  If that is good then recheck configuration to enable
>> EXREF.  Still bad: then check internal coax from EXREF connector to
>> syn  board.
>> 
>> 73, Ed - KL7UW
>>   http://www.kl7uw.com
>> Dubus-NA Business mail:
>>   [email protected] 
>> 
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[email protected]
>> 
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [email protected]
>> 
> 
> 
> 
> 
> 
> ------------------------------
> 
> Message: 15
> Date: Sun, 21 Oct 2018 23:05:29 +0000
> From: Brian <[email protected]>
> To: "[email protected]" <[email protected]>
> Subject: [Elecraft] K2 driving an amp
> Message-ID:
>    
> <ytopr01mb0076a0ace6544fd5a4602d9ec3...@ytopr01mb0076.canprd01.prod.outlook.com>
>    
> Content-Type: text/plain; charset="iso-8859-1"
> 
> Quite some time back - like about 12 years - on a boring February day that to 
> my memory was my birthday and I was killing time waiting for the in-laws to 
> arrive for dinner.... I hooked up my K2 to a Technical Materiels Corporation 
> milspec linear amp... PAL 350. This amp is meant to be paired with a low 
> output TMC exciter (around 1 watt) and is conservatively rated at 350 watts 
> output.
> 
> I think I used a Dow Key relay for T/R, dialled down the K2 to a low power 
> level with an attenuator in line for good measure, and about 6 arms and hands 
> to do all the manual switching of the Dow Key relay 110 volt wall switch 
> device and turning the amp to Operate etc. The amp has an amazing number of 
> fail-safe triggers (I guess for fumble fingering operators and newbie GIs, 
> HI) so anything weird or more power than it liked...it just tripped off the 
> safety.
> 
> It was a resounding amount of weird fun and I worked Hawaii on 'fone for I 
> think my first and last time... on 20m.
> 
> Not for the faint hearted or something I would normally do in the regular 
> operation of the shack. But I had time to burn. And definitely not QSK 
> operation.
> 
> This would of course be easier with a rig like the K3 with an  key-line 
> output. Heck, even my tube based Johnson Ranger has a key line output in its 
> T/R and receiver mute box. I still think I need a Private to run the TMC 
> amp's knobs, bobs and whistles though.....
> Mind you, you should have seen the TMC  kilowatt amp that partially devoured 
> my basement for a while... almost as big as a PDP-11 computer frame. Long 
> gone, heavy beast. Did fit into a Volvo station wagon though.
> 
> 73
> Brien VE3VAW
> 
> 
> 
> ------------------------------
> 
> Message: 16
> Date: Sun, 21 Oct 2018 16:35:56 -0700
> From: Jim Brown <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] K3s vs KX3 Quedtion
> Message-ID:
>    <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
>> On 10/21/2018 11:32 AM, Terry Brown wrote:
>> To buy a fully outfitted K3s and P3 would set me back about $6k.
> 
> Yes, but -- folks are selling a K3 to buy a K3S, and, IMO, a K3 with the 
> new synth board and the new transverter board is as close to a K3S as I 
> need to be. That's what I did with my vintage K3s. A loaded used K3 with 
> those boards added is several $K less than a new K3S.
> 
> 73, Jim K9YC
> 
> 
> 
> ------------------------------
> 
> Message: 17
> Date: Sun, 21 Oct 2018 16:39:43 -0700
> From: Jim Brown <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] AX1B for 10/6 meters?
> Message-ID:
>    <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
>> On 10/21/2018 12:01 PM, Ken Ford W9LSL wrote:
>> Seriously, I?d be very interested in a 6/10/12 version of the AX1.
> 
> Have you listened or made QSOs on 12 or 10 recently? Occasional E-skip 
> is pretty much what there is, and there's not much of that. I had my K3 
> parked on 12M FT8 and a good antenna for most of a week and decoded two 
> stations (days apart). Both called CQ and didn't work anyone. In another 
> year, 15 will be like that.
> 
> 73, Jim K9YC
> 
> 
> 
> 
> ------------------------------
> 
> Message: 18
> Date: Sun, 21 Oct 2018 16:56:47 -0700 (MST)
> From: John W2XS <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] K3s vs KX3 Quedtion
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=us-ascii
> 
> Here are some things that mattered to me when thinking about the KX3 vs. K3
> for home use:
> 
> Features that the K3/K3S has that the KX3/KX2 does not have:
> 
> 1. No messy cables on the desk. This gives a cleaner look to the operating
> position (IMO).
> 2. Coverage of the AM broadcast band as well as full shortwave coverage.
> Important to me to reduce (someday) the need for other radios.
> 3. Excellent roofing filters. I don't know how the KX3 roofing filter system
> compares to the K3 xtal filters.  But dialing down the selectivity to under
> 200 Hz and having that 200 Hz xtal filter click in is an awesome experience.
> 4. Built-in low-noise amplifier for 12, 10, and 6 meters. 
> 5. Full-featured second receiver option. Diversity reception is amazing.
> 
> The KX2 vs. KX3 decision revolved mostly around size, 160 and 6 meters,
> roofing filter, and 12 vs. 15 watts. The block diagrams are very similar.
> 
> I have the K3 for home use (upgraded to "almost" a K3S). Since giving my K2
> to my brother, I now have a KX2 for portable/QRP work.  I am happy (but do
> miss the sound and looks of the K2).
> 
> 73, John W2XS
> 
> KX1 (S/N 015) w/KXPD1, KXAT1, KXB30 (The one in the QST review)
> KX2 (S/N 1234)
> K1 (S/N 2191) 40, 30, 20, 15, NB, Tuner,  Battery, Backlight, Stand
> K2 (S/N 1116) w/KAT2, KSB2, K160RX, KIO2, KBT2, KNB2, KAF2, FDIMP (Built by
> Sherwood Eng)
> T4X (S/N 11116) (Just a coincidence)
> K3/100 (S/N 919) w/KAT3,KRX3, KBPF3, KUSB, KFL3A-200, 500, 2.7k, AM, FM,
> PR6-10, P3
> HexKey (S/N 113)
> DL1, BL1, BL2, N-gen, XG1, W1, BNC-MM
> AX1 (soon!)
> 
> 
> 
> 
> 
> --
> Sent from: http://elecraft.365791.n2.nabble.com/
> 
> 
> ------------------------------
> 
> Message: 19
> Date: Sun, 21 Oct 2018 17:59:40 -0700
> From: Jim Brown <[email protected]>
> To: Reflector Elecraft <[email protected]>
> Subject: Re: [Elecraft] AX1B for 10/6 meters?
> Message-ID:
>    <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
>> On 10/21/2018 5:09 PM, Carl Yaffey wrote:
>> VP6D was on 12m today. Nice and strong.
>> 
> Not surprising -- trans-equatorial propagation is what's left at this 
> stage of the sunspot cycle, there's not much of it, and you've got to be 
> there at the right time. AND they're running 600W to very good antennas. 
> The two stations I copied were from LU, also trans-equatorial.
> 
> 73, Jim K9YC
> 
> 
> 
> 
> ------------------------------
> 
> Message: 20
> Date: Sun, 21 Oct 2018 19:16:01 -0700
> From: Edouard Lafargue <[email protected]>
> To: Wayne Burdick <[email protected]>
> Cc: [email protected]
> Subject: Re: [Elecraft] Ax1 fun
> Message-ID:
>    <cajvexsun06w1bvjrzfclw13chc+2eqcyga2oiapserqhxod...@mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
> 
> Elevation was 2230m - about 7300 feet.
> 
> Ed
> 
>> On Sun, Oct 21, 2018, 08:11 Wayne Burdick <[email protected]> wrote:
>> 
>> Thanks for the report, Ed. What was your elevation at the time?
>> 
>> Wayne
>> N6KR
>> 
>> ----
>> http://www.elecraft.com
>> 
>>> On Oct 20, 2018, at 8:44 PM, Edouard Lafargue <[email protected]>
>> wrote:
>>> 
>>> Brought my KX3 on a day hike in Donner Pass (California) today, and fired
>>> it up on a small peak (George R. Stewart Peak) with the AX1 whip and its
>>> counterpoise.
>>> 
>>> Within 10 minutes, got QSOs over ssb with the state of New York, Florida
>>> and... Bonaire. Pretty cool on a short whip, 10 watts and a bit of luck!
>>> 
>>> Great job, Elecraft :-)
>>> 
>>> 73 de
>> 
> 
> 
> ------------------------------
> 
> Message: 21
> Date: Sun, 21 Oct 2018 21:39:00 -0700
> From: Wayne Burdick <[email protected]>
> To: Elecraft <[email protected]>
> Cc: KX3 <[email protected]>
> Subject: [Elecraft] Pacificon
> Message-ID: <[email protected]>
> Content-Type: text/plain;    charset=utf-8
> 
> Another Pacificon has come and gone.... Seems like a great time was had by 
> all. That certainly applies to those of us at the Elecraft booth, where it 
> always feels like a reunion.
> 
> I?d like to thank everybody who stopped by to kick the tires, tell stories, 
> or just introduce  themselves for the first (or Nth) time. Hard to keep track 
> of so many great customers and acquaintances, but we try. 
> 
> I got stuck in traffic somewhere in deepest Hayward, California, and missed 
> the opening hour of the exhibit hall on Friday. I understand all the AX1s we 
> brought sold out within a few minutes. We?ll be better prepared in the future.
> 
> Thanks for all the great ideas for future products and for improvements to 
> current ones, as usual. 
> 
> 73,
> Wayne
> N6KR
> 
> 
> 
> ----
> http://www.elecraft.com
> 
> ------------------------------
> 
> Message: 22
> Date: Sun, 21 Oct 2018 22:08:26 -0700
> From: kevinr <[email protected]>
> To: [email protected]
> Subject: [Elecraft] Elecraft CW Net Report
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
> Good Evening,
> 
> ??? Two good nets with decent conditions.? QSB was pretty deep but slow 
> enough not to chop up words.? Reports came in on the last few days of 
> good weather, the gang at Pacificon, working Ducie, tuning up the snow 
> blower, recovering from Michael, visiting the PNW when it's not raining, 
> and just spending time on the planet. Some mention of Elecraft gear but 
> that's normal.
> 
> 
> ? On 14050.5 kHz at 2200z:
> 
> K0DTJ - Brian - CA
> 
> K9ZTV - Kent - MO
> 
> K6XK - Roy - IA
> 
> W0CZ - Ken - ND
> 
> K4TO - Dave - KY
> 
> K4JPN - Steve - GA
> 
> 
> ? On 7046.5 kHz at 0000z:
> 
> K4TO - Dave - KY
> 
> K0DTJ - Brian - CA
> 
> K6PJV - Dale - CA
> 
> W6JHB - Jim - CA
> 
> W0CZ - Ken - ND
> 
> WM5F - Dwight - ID
> 
> 
> ?? The time change is another week in the future so I get more time to 
> think about the transition to winter.
> 
> 
> Stay well,
> 
> ??? Kevin.? KD5ONS
> 
> 
> -
> 
> 
> 
> ------------------------------
> 
> Message: 23
> Date: Sun, 21 Oct 2018 23:27:38 -0700
> From: Wayne Burdick <[email protected]>
> To: Elecraft <[email protected]>, KX3 <[email protected]>
> Subject: [Elecraft] AX1 antenna & eHam
> Message-ID: <[email protected]>
> Content-Type: text/plain;    charset=us-ascii
> 
> For some perspectives on the AX1, see:
> 
> https://www.eham.net/reviews/detail/14042
> 
> 73,
> Wayne
> N6KR
> 
> 
> ----
> http://www.elecraft.com
> 
> ------------------------------
> 
> Message: 24
> Date: Mon, 22 Oct 2018 07:43:07 -0700 (MST)
> From: Lou Voerman W2ROW <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] K2 driving KPA500 / KAT500
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=us-ascii
> 
> Ted,
> 
> Elecraft did publish an add on circuit to drive an amp from the K2. The bad
> news is that I can not find it on their new website. Tom Hammond N0SS (SK)
> designed a PC Board for an amp keying circuit which is no longer available.
> However he published the schematic which you can find here:
> 
> N0SS K2 amp keying circuit
> <http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf>  
> 
> I hope the link works. I have not tried this circuit with a KPA500.
> 
> Lou W2ROW
> 
> 
> 
> --
> Sent from: http://elecraft.365791.n2.nabble.com/
> 
> 
> ------------------------------
> 
> Message: 25
> Date: Mon, 22 Oct 2018 09:53:24 -0700
> From: Wayne Burdick <[email protected]>
> To: Elecraft Reflector <[email protected]>
> Cc: "[email protected]" <[email protected]>
> Subject: [Elecraft] In response to several AX1 questions at Pacificon
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=us-ascii
> 
> Q: What length of coax should I use with the AXT1 tripod adapter?
> 
> A: If the whip is close to resonance, which will usually be the case on 20 
> meters, coax losses should be fairly small even with longer runs, say up to 
> 15 feet. When using the AX1 on 17 and 15 meters where an ATU is required, use 
> 3 feet or less to avoid significant feed point loss. A tripod can be set up 
> very close to the operating position at low power levels, so this requirement 
> can be easily met.
> 
> * * *
> 
> Q: Is the AX1 being used by SOTA operators? 
> 
> A: Yes. But that the AX1 is primarily intended for pedestrian mobile, rapid 
> deployment, and as a backup to full size antennas. A longer/higher antenna 
> should be used if supports are available and time permits. I always bring 
> wire to toss into a tree, but my emphasis is on quickly moving from one spot 
> to the next -- literally walking while operating at times -- making the AX1 
> indispensable.
> 
> * * *
> 
> Q: Should I call CQ using the AX1 at QRP power levels?
> 
> A: If stations are looking for you, as in SOTA operation, sure. But generally 
> at QRP levels with any kind of portable antenna it's more productive to call 
> other stations, with emphasis on trying strong stations first. Strong 
> stations are usually correlated with good propagation, and/or great antennas 
> at their end, which benefits both ends of the QSO.
> 
> * * *
> 
> 73,
> Wayne
> N6KR
> 
> 
> 
> ------------------------------
> 
> Message: 26
> Date: Mon, 22 Oct 2018 13:02:14 -0400
> From: Don Wilhelm <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] K2 driving KPA500 / KAT500
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset=windows-1252; format=flowed
> 
> The link is good.  This one was never on the Elecraft website.
> Thank the Mid Misouri ham club for preserving most of Tom's website on 
> their site.
> 
> 73,
> Don W3FPR
> 
>> On 10/22/2018 10:43 AM, Lou Voerman W2ROW wrote:
>> Ted,
>> 
>> Elecraft did publish an add on circuit to drive an amp from the K2. The bad
>> news is that I can not find it on their new website. Tom Hammond N0SS (SK)
>> designed a PC Board for an amp keying circuit which is no longer available.
>> However he published the schematic which you can find here:
>> 
>> N0SS K2 amp keying circuit
>> <http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf>
>> 
>> I hope the link works. I have not tried this circuit with a KPA500.
>> 
>> Lou W2ROW
>> 
>> 
>> 
>> --
>> Sent from: http://elecraft.365791.n2.nabble.com/
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[email protected]
>> 
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [email protected]
>> 
> 
> 
> ------------------------------
> 
> Message: 27
> Date: Mon, 22 Oct 2018 10:29:19 -0700
> From: Jim Brown <[email protected]>
> To: [email protected]
> Subject: Re: [Elecraft] In response to several AX1 questions at
>    Pacificon
> Message-ID:
>    <[email protected]>
> Content-Type: text/plain; charset=utf-8; format=flowed
> 
> Another question I was asked was if a choke should be used on this 
> antenna and where it should be placed. My response was no.
> 
> 73, Jim K9YC
> 
> 
> 
> ------------------------------
> 
> _______________________________________________
> Elecraft mailing list
> Post to: [email protected]
> http://mailman.qth.net/mailman/listinfo/elecraft
> You must be a subscriber to post.
> Elecraft web page: http://www.elecraft.com
> 
> End of Elecraft Digest, Vol 174, Issue 19
> *****************************************
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