Re: [Elecraft] Lightning damage

I have several series mode surge protectors. They are big, heavy and more expensive but have none of the limitations of MOV sacrificial shunt devices. I would get rid of any older MOV-based surge protection devices that are lying around. They have been known to burn. The newer ones are

Re: [Elecraft] Took Some Lightning Damage Last Night

Bummer. I have been disconnecting and unplugging for years. Thought I had it covered when I saw storms coming in on the radar. The next day the radio and the P3 was dead when I plugged the power strip in although the PS was working and everything else fired up. Couldn't get TV and I

Re: [Elecraft] Lightening damage

I had a direct lightning strike this summer in July. It has also caused fire that created more damage then lightning itself. The interesting thing is that lightning hit not the 20 m tall grounded telescopic mast that had no antenna (it was down for service), but rather metal roof of a shed

Re: [Elecraft] Lightening damage

I'm trying to avoid taking anyone's side on this discussion. I wanted to say that I worked for a company that had towers throughout the state which were several hundred feet tall. Over the years, I only saw one that took a hit. The company was so certain their grounding specs had not been

Re: [Elecraft] KAT500 actual radiated power during tuning

Don't set to auto tune. Use semi or manual whatever your ATU calls it so the it doesn't retune on its own. Sent from my iPhone ...nr4c. bill > On Nov 6, 2017, at 8:52 PM, Ken K6MR wrote: > > Must be some magic going on in the AH-4. It specifies “Tuning power > required:

Re: [Elecraft] KAT500 actual radiated power during tuning

Another thing to consider when trying not to QRM others while the ATU is tuning:  The signal can be pretty broad when the relays are switching. 73, Scott K9MA -- Scott K9MA k...@sdellington.us __ Elecraft mailing list Home:

Re: [Elecraft] KAT500 actual radiated power during tuning

The AH-4 inserts an internal 16 dB attenuator between the radio and the tuner network during the tuning mode.  After the match is resolved the attenuator is switched out of the signal path.  This assures the radio will always see a near 50 ohm load. 73 Bob, K4TAX On 11/6/2017 7:52 PM, Ken

[Elecraft] New KEY firmware

Yes I would like to try it.  nagra...@comcast.net   Sent via the Samsung GALAXY S®4, an AT 4G LTE smartphone __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post:

Re: [Elecraft] KAT500 actual radiated power during tuning

Erik, I think your question has been answered, several times ... as I said once, and will tell you once more, my KAT put 25 W into the antenna connector when it had finished tuning.  While it was tuning, the power varied.  Note:  25 W in with it tuned yielded 25 W out [less losses my power

[Elecraft] Lightning damage

I know personally (not FOF) of one death due to a hanging RF cable, in this case a cb antenna. Don't just leave the lead to your antenna hanging. I use very inexpensive switches from epay that have a grounded off. MOV devices only absorb a finite, unpredictable, number of hits. In other

[Elecraft] Lightning Damage

Hi Group: Well, now and then I'm disappointed that I don't have a permanent shack. However, after hearing some of those lightning stories there's certainly an additional plus side to being a portable-only QRP operator. All my gear is disconnected from the AC mains, don't have any

Re: [Elecraft] Took Some Lightning Damage Last Night

Sorry to hear, Chuck. I had a similar indirect hit in September and I'm still recovering. My K3 lost its serial port, as did the P3. They seem to be working fine now after replacing those boards. A big issue in lightning damage repair is complete testing. If you aren't using your serial port (or

Re: [Elecraft] KAT500 actual radiated power during tuning

A technique that works well using a dummy load to adjust a tuner is to set up a bridge configuration where the dummy load absorbs the power and the tuner is used to balance the bridge.  Once done the dummy load is switched out and rig drives the tuner.  Electric Radio use to sell a bridge like

Re: [Elecraft] N3FJP logging program and K3S

This was the reason I originally dropped N3FJP for any sort of contest use many years ago.  The software won't allow you to key the rig and control other functions via the same port, and N3FJP refused to even consider addressing that.  Best thing that ever happened, though, because after I

Re: [Elecraft] Minicircuits splitter for diversity?

Yep, 1000ft of RG11 direct burial for $100 on Amazon. Good enough for HF on any day. Mike va3mw On Mon, Nov 6, 2017 at 8:24 PM, Jim Brown wrote: > Right. Or 75 ohms for 75 ohm splitters and systems. I always specified > low loss CATV RG6 for wireless mic systems,

Re: [Elecraft] Lightening damage

I agree that disconnecting the coax from the antenna inside the house is a bad idea.  All my cables from antennas are permanently connected to a well-grounded and bonded panel in the shack.  I disconnect the coax and control cables from that panel to the radio.  Now, if the tower takes a

Re: [Elecraft] KAT500 actual radiated power during tuning

Must be some magic going on in the AH-4. It specifies “Tuning power required: 5-15 watts”.Would be interesting to know where the other 14.7 watts is going. I’m pretty sure the KAT-500 doesn’t have anything like that. The other thing you can do with the KAT-500 is specify when a tune

Re: [Elecraft] KAT500 actual radiated power during tuning

I know the training process, have done it many times on all my tuners, the KX3 and KX2 built-in, KXPA100, also an MFJ-993B and KAT500. And no, I currently do not have the K3 and the cables to transmit band switching. But even after training I find that all of these will occasionally perform a

Re: [Elecraft] KAT500 actual radiated power during tuning

I've trained my KPA500 to remember the solutions at 20 KC increments across each band, starting at 10 KC from bottom. Works well. Sent from my iPhone ...nr4c. bill > On Nov 6, 2017, at 7:52 PM, E T wrote: > > I can get and hook up a power meter, still looking for a

Re: [Elecraft] Minicircuits splitter for diversity?

Right. Or 75 ohms for 75 ohm splitters and systems.  I always specified low loss CATV RG6 for wireless mic systems, and most ham RX systems are designed around 75 ohms. The reason is simple -- we can buy much better 75 ohm cables at much lower prices than what we would have to pay for 50 ohm

Re: [Elecraft] Minicircuits splitter for diversity?

OK, Let's talk about the isolation charteristics of just transformer splitters and REAL HP/LP duplexers.  With splitters, I think you are subject to mismatch isolation problems if the loads are not matched.  Same with Duplexers, but most desighs allow for some matching, at least the ones I

Re: [Elecraft] KAT500 actual radiated power during tuning

Ken K6MR wrote: > The KAT500 will remember the proper settings for each frequency segment > (see the manual for the size of the segments on each band) and will > instantly return to those values at the first hint of rf. Does it remember one set of settings for each segment or

Re: [Elecraft] KAT500 actual radiated power during tuning

Assuming your antennas are stable, you should only need to go through the tune process once. The KAT500 will remember the proper settings for each frequency segment (see the manual for the size of the segments on each band) and will instantly return to those values at the first hint of rf.

Re: [Elecraft] Lightening damage

Nearly every direct strike will fry something (or manythings), connected or not.  An arc that could involve a kilometer or two probably isn't going to be deterred by a meter or so of disconnected coax.  The grandson of my Elmer in the early 50's [who now holds his Grandpa's call] became a

Re: [Elecraft] KAT500 actual radiated power during tuning

I can get and hook up a power meter, still looking for a definitive answer maybe from Wayne and Eric. If it puts out the full tuning power that is going into it (e.g. 10-20W) then I want to shift away from any signals I’m trying to tune to (rude to step on conversations), but if it’s using a

Re: [Elecraft] Took Some Lightning Damage Last Night

I'm old enough to remember, as a kid, people of my grandparent's age worried that the electric "juice" would leak out of unused sockets. 73, Ron AC7AC -Original Message- This whole incident didn't help in my campaign to convince my cousin that electricity is really safe and you

Re: [Elecraft] Minicircuits splitter for diversity?

And don't forget that the isolation spec assumes a perfectd 50-ohm termination on all ports. For example if one of the ports is seeing a load with a 10 dB return loss, then the isolation will be no better than 10 dB. Alan N1AL On 2017-11-06 13:06, Jim Brown wrote: > No -- the Mini-Circuits

Re: [Elecraft] KAT500 actual radiated power during tuning

My KAT500 [when I still had it] put out variable power levels while it was tuning.  When it was tuned, it put out the TUNE power [25 W] into the antenna.  More than once, someone called QRZ? after tuning in a clear spot.  They probably saw my little signal on a fairly dead band on a

Re: [Elecraft] Took Some Lightning Damage Last Night

I haven't looked at Jim's web site recently enough to remember his reasons, but here is mine. We had a shunt mode MOV "protected" power strip at our family house in New Hampshire. My cousin was using a high power vacuum while painting. The power strip started smoking and he quickly threw it

Re: [Elecraft] N3FJP logging program and K3S

Use n1mm+ Sent from my iPhone ...nr4c. bill > On Nov 6, 2017, at 2:51 PM, Tom wrote: > > Hi, > Yes you need a keying interface. > This link gives a few options. IMHO, having a WinKey is best > http://www.n3fjp.com/cwschematic.html > 73 > > -Original Message-

Re: [Elecraft] N3FJP logging program and K3S

N3FJP will not use a com port for more than one function. Either keying or CAT control. Sent from my iPhone ...nr4c. bill > On Nov 6, 2017, at 2:46 PM, > wrote: > > I tried to set up the N3FJP logging program to use with Sweep Stakes this >

[Elecraft] Lightening damage

I’m sure there are others with more expertise on this subject then me, however several texts including the new ARRL grounding book say it may be dangerous to disconnect antenna coax in the house. It should only be done outside. My daughters vertical was hit by lightening and the lightening

Re: [Elecraft] KAT500 actual radiated power during tuning

Erik, I don't know the workings of the Icom tuner, but the KAT500 needs 20 watts input to tune. All of that goes to the antenna. If part of that signal would be shunted to a dummy load, I don't think it would be tuned to the correct antenna impedance. I would have to know more about the

Re: [Elecraft] KAT500 actual radiated power during tuning

I understand the requirements, and the ICOM IC-7300 puts out 12.5W by default (can be adjusted via service menus). I'm looking for a definitive answer as to the actual radiated power. Like I said, the ICOM AH-4 tuner specifies its actual radiated antenna power but the KAT500 does not so

Re: [Elecraft] KAT500 actual radiated power during tuning

Erik, The KAT500 relies on the transceiver power being reduced when tuning. I am not certain how (or if) that happens with an Icom transceiver, but the KAT500 needs about 20 watts for reliable tuning. That can happen automatically with the K3/K3S/KPA500 combination, but I don't know what the

[Elecraft] New KX3 field-test firmware, rev. 2.82

We could use a few volunteers to help test the latest KX3 firmware. Please email me if you’re interested. See release notes below. 73, Wayne N6KR * * * KX3 MCU 2.82 / DSP 1.52, 11-6-2017 * SIDETONE VOLUME CAN BE SET LOWER: MON=1 is now about 12 dB lower in volume than it was originally.

Re: [Elecraft] Took Some Lightning Damage Last Night

On 11/6/2017 1:17 PM, Wes Stewart wrote: OK, I'll bite:  Why not? See the Power and Grounding stuff on my website. 73, Jim __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help:

Re: [Elecraft] Minicircuits splitter for diversity?

On 11/6/2017 12:42 PM, ab2tc wrote: would you really like to use "F" connectors in the shack? I wouldn't. Actually, F connectors are widely used with RX antennas and RX antenna products, and are the best method to terminate the CATV cables widely used for our RX antennas. It IS, however,

[Elecraft] KAT500 actual radiated power during tuning

When tuning using a KAT500 from an ICOM via an AH-4 interface what is the actual radiated power out the antenna? I was reading that ICOM's AH-4 tuner itself takes the input power and splits it into an internal dummy load and only radiates something like 300mW out the antenna, is the KAT500

Re: [Elecraft] Took Some Lightning Damage Last Night

OK, I'll bite:  Why not? On 11/6/2017 10:22 AM, Jim Brown wrote: ... AND to avoid the use of shunt-mode (MOV) surge protectors to protect equipment. __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help:

Re: [Elecraft] Minicircuits splitter for diversity?

I'm going to sweep one just to see what it looks like below 30mhz. Mike On Mon, Nov 6, 2017 at 3:42 PM, ab2tc wrote: > Hi, > > Well yes. I would not trust the Cable TV splitters to be any good below > 30MHz. They are not designed for frequencies that low. Specs are typically >

Re: [Elecraft] Minicircuits splitter for diversity?

No -- the Mini-Circuits splitters provide significant isolation between the ports so that, for example, a local oscillator on one port isn't fed to the other port(s). The degree of this is the dB spec for isolation. 73, Jim K9YC On 11/6/2017 12:21 PM, Michael Walker wrote: Is that any

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

Hi Don, KX3 SN 6 here, though I'm more excited about over 10,000 units shipped! SN 6 is NOT a production unit, but was used for Field Test as the KX3 matured... 73, Matt W6NIA On 11/6/2017 12:36 PM, Don Wilhelm wrote: I have to brag a little, I have KX3 SN 00020 (matches my K2 and

Re: [Elecraft] Minicircuits splitter for diversity?

Hi, Well yes. I would not trust the Cable TV splitters to be any good below 30MHz. They are not designed for frequencies that low. Specs are typically unavailable. As Jim says, Mini-Circuits is a very very reputable US brand that has been around, well, forever. They cost a lot more but there are

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

I have to brag a little, I have KX3 SN 00020 (matches my K2 and K3). It was the first one shipped from the production line. Elecraft had a choice of sending me a prototype or my KX3 for the Raleigh, NC hamfest, and they chose to send mine. 73, Don W3FPR On 11/6/2017 10:58 AM, Graziano

[Elecraft] Fraud test

Sorry for bandwidth. I think the failure message is originating in the univ system here. Thanks for all the replies and advice, though. __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help:

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

Yep, the K3S did start at 10K, I think they jumped about 1000 units to start with the new MSD, AND like the subject says, the KX3 is at 10k+ units, but I don't think they skipped any numbers, I could be wrong though, but itlooks to be the highest produced radio of the Elecraft line!    73 -

Re: [Elecraft] N3FJP logging program and K3S

Win4K3 virtual ports do not support DTR and RTS keying. However there are many other ways to do so, including software PTT (if the software supports it), a serial port keyer, or WinKey. 73 Tom va2fsq.com -Original Message- From: Jim Brown Sent: Monday, November 6, 2017 3:12 PM To:

Re: [Elecraft] Minicircuits splitter for diversity?

Is that any different than your basic cable splitter other than it has BNC and not F connectors? Mike On Mon, Nov 6, 2017 at 3:02 PM, Edward R Cole wrote: > I looked at the link and opened the Data Sheet. > Splitter loss goes from about 3.2 to 4.0 dB in each arm (if

Re: [Elecraft] N3FJP logging program and K3S

On 11/6/2017 11:58 AM, Jim Brown wrote: was unable to make the software key the radio (i.e. Win4K3Suite). Just saw this. Is it possible that Win4K3Suite is getting in the way? Contest loggers generally want to be the only software talking to the radio. 73, Jim K9YC

Re: [Elecraft] Minicircuits splitter for diversity?

I looked at the link and opened the Data Sheet. Splitter loss goes from about 3.2 to 4.0 dB in each arm (if terminated) depending on frequency. Assuming use only on HF up to 30-MHz, 3.2 dB. Isolation of ports is above 25.99 dB which should not result in any crosstalk problems (more an issue

Re: [Elecraft] N3FJP logging program and K3S

Hi Marv, Try N1MM Logger Plus. It's an excellent program, it's free, and it keys the radio just fine.  Just be sure to study the "Getting Started" part of the manual, and refer to the more detailed parts of the manual for questions. From a 76 year-old who's been using computers since the

Re: [Elecraft] N3FJP logging program and K3S

Hi, Yes you need a keying interface. This link gives a few options. IMHO, having a WinKey is best http://www.n3fjp.com/cwschematic.html 73 -Original Message- From: marvwhee...@nwlink.com Sent: Monday, November 6, 2017 2:46 PM To: Elecraft@mailman.qth.net Subject: [Elecraft] N3FJP

[Elecraft] N3FJP logging program and K3S

I tried to set up the N3FJP logging program to use with Sweep Stakes this past weekend and was unable to make the software key the radio (i.e. Win4K3Suite). Do I need a keying interface between the computer and the K3S or do I have an incorrect software setting? Thanks from a not too computer

Re: [Elecraft] Took Some Lightning Damage Last Night

On 11/6/2017 10:54, Buck wrote: Best practice is to disconnect everything when not in use. I agree.  While good bonding and protection devices can help, a large enough or close enough strike can still damage equipment. I set up my station with a panel at which all antennas and control

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

All of our products normally start with S/N 1 and go up one at a time. So there really are over 10,000 KX3s in existence, for which we thank our loyal customers. The K3S was an exception to the S/N rule. We were up to S/N 9950 or so on the K3 and decided to make the jump to 1 to

Re: [Elecraft] Fraud detection

As someone who ran a good-sized mail system for over a decade, I would argue that the best way to stay clear of fraud is to avoid large mail systems, GMail, AOL, Yahoo, GoDaddy, etc. The vast majority of the trash I see comes from free accounts on those services. Second is poorly secured

Re: [Elecraft] Shipping date for new 1.5 KW amplifier

John, You should have gotten an e-mail confirming your order. I did. The website says shipment will start mid-November. This could change of course. It has already changed twice. 73, Mark, WB9CIF -Original Message- From: elecraft-boun...@mailman.qth.net

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

What does a KX3 serial no. have to do with where the K3s numbers started? :-) > On Nov 6, 2017, at 12:16 PM, Mark Bayern wrote: > > I'm just guessing, but the K3S probably started at 10K (or some value > above ~ 8K) to avoid any confusion with the existing K3. > > Mark AD5SS >

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

That is correct Mark. K3S serial numbers started at 1 to avoid confusion with the K3. Mark, WB9CIF -Original Message- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Mark Bayern Sent: Monday, November 6, 2017 5:17 PM To: Bob McGraw K4TAX

Re: [Elecraft] Took Some Lightning Damage Last Night

On 11/6/2017 8:54 AM, Buck wrote: Best practice is to disconnect everything when not in use. NO, best practice is proper bonding of all equipment, AND to avoid the use of shunt-mode (MOV) surge protectors to protect equipment. Study N0AX's new ARRL book on the topic, or download and study

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

I'm just guessing, but the K3S probably started at 10K (or some value above ~ 8K) to avoid any confusion with the existing K3. Mark AD5SS On Mon, Nov 6, 2017 at 11:05 AM, Bob McGraw K4TAX wrote: > Based on the serial number series of my K3S, I think the series' starts

Re: [Elecraft] Took Some Lightning Damage Last Night

And that rule on disconnect everythingincludes not only antennas, but any ground path to the outside world. Remember, all lightning protection MUST be implemented outside of the structure.  AND all driven grounds MUST be bonded together on the outside of the structure.  This is per

Re: [Elecraft] Minicircuits splitter for diversity?

Mini-Circuits is a very good, well-established US company based in Brooklyn, I think. For many years, I specified their 1x4 75 ohm splitters to distribute RX antennas for the wireless mic systems I designed for large performance spaces.  I'm using some I found at a hamfest flea market to

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

Based on the serial number series of my K3S, I think the series' starts with 1.   Mine is an early one which is s/n 10163.  I would be surprised if they started with serial number 1. 73 Bob, K4TAX On 11/6/2017 9:58 AM, Graziano Roccon wrote: WOW ! More than 10 thousand... incredible !

Re: [Elecraft] Took Some Lightning Damage Last Night

An interesting factoid - the 12v rail on the K3 finals is powered even when you turn the radio off. Thus, a power spike on the mains could get into the radio. Best practice is to disconnect everything when not in use. Buck, k4ia Honor Roll 8BDXCC EasyWayHamBooks.com On 11/6/2017 10:59 AM,

[Elecraft] Took Some Lightning Damage Last Night

Several (MANY) years ago I had a similar occurrence. A nearby strike. A desk side computer, printer, and external disk drive, that were NOT ‘plugged in’, damaged beyond economical repair by the currents induced in the interconnecting cables of the three units. The “look and smell test” gave

Re: [Elecraft] Fraud detection

HiEmail spam and fraud detection is getting more and more intrusive. You may feel that your email address is immune but it's not the address that causes the issue but the underlying MX records that the recipient system is detecting and then based on reputation, processing according to its

Re: [Elecraft] Minicircuits splitter for diversity?

I'll try this first. Block diagrams are a bit confusing. I'll study. Thanks jim ab3cv On Mon, Nov 6, 2017 at 11:20 AM, wrote: > > On Nov 6, 2017, at 5:13 AM, Jim Miller wrote: > > I'm looking at this splitter to set up diversity for my K3s. It will only > be

Re: [Elecraft] Minicircuits splitter for diversity?

On Nov 6, 2017, at 5:13 AM, Jim Miller wrote: I'm looking at this splitter to set up diversity for my K3s. It will only be connected to RX paths. No splitter necessary. Just "wire-or" the RX-IN and AUX-RF-IN together. RX-ANT > OFF + SUB > HOLD to turn

[Elecraft] Fraud detection

When I post to the Elecraft list I get the line [This sender failed our fraud detection checks and may not be who they appear to be. Learn about spoofing at http://aka.ms/LearnAboutSpoofing] added to the start of the email. My list subscription has my correct email address. Anybody know what

Re: [Elecraft] Minicircuits splitter for diversity?

I get no diversity benefit from using the same antenna. I get huge results using a full wave 160mtr loop, and a sloper antenna. Leroy AB7CE -Original Message- From: Yngvi (TF3Y) Sent: Monday, November 06, 2017 8:47 AM To: Jim Miller Cc: Elecraft Reflector Subject: Re: [Elecraft]

[Elecraft] Took Some Lightning Damage Last Night

Hi All: It looks like we took an EMP hit at home from nearby lightning just last night. The XYL was up with the baby and said the whole house lit up sometime after midnight. So far, it appears I've lost a TV, laser printer, the shack PC, all the outdoor security cameras, and my internet service.

Re: [Elecraft] Just RX'd KX3 Serial No. 10,028!

WOW ! More than 10 thousand... incredible ! Mine is only 2767 :-) Congrats and welcome to the club! Have fun ! Ciao, Graziano IW2NOY > Il 5 novembre 2017 alle 1.33 JT Croteau ha scritto: > > > I know this doesn't mean much to anyone but me but I've wanted one for > so

Re: [Elecraft] K2 keying mod

Don, As always, thank you for that detailed information. I do have a set of 2.04r firmware to install as I go through my A-to-B mod list. Best regards, Mike M. KU4QO On Fri, Nov 3, 2017 at 9:39 AM, Don Wilhelm wrote: > Mike, > > Order the SMT1B - PIN diode on carrier

Re: [Elecraft] Minicircuits splitter for diversity?

Hi Jim. I have the PSC-4-6+ which I put in my own enclosure. I use that together with the DX-Engineering preamp. Before that I was using the DX-Engineering 2-port splitter but I needed more ports, i.e. this one https://www.dxengineering.com/parts/dxe-rsc-2 . The MiniCircuits one works fine.They

Re: [Elecraft] Minicircuits splitter for diversity?

Jim may be wanting to use a RX antenna (to use as an RX antenna connected to the RX ANT input) at times plus wanting to use it at other times for diversity connected to the AUX RF BNC input. I can't tell you anything about that splitter, though. Cheers, Fred KE7X For all KE7X book, see

[Elecraft] K2 For Sale

I'm selling my K2. Has the following installed: KAT2 - Automatic Antenna Tuner KIO2 - AUX I/O Module (with serial cable for CAT control) KSB2 - Single Side Band K160RX - 160m and 2nd Antenna Option KNB2 - Noise Blanker KAF2 - audio filter and real-time clock (clock needs a battery) Kenwood MC-42S

Re: [Elecraft] Minicircuits splitter for diversity?

Jim, I don't understand how that will help with diversity. You need two antennas that are oriented differently - usually one for horizontal polarization and the other for vertical polarization. One is connected to the subRX AUX antenna connection and the other connects to the main RX. If

[Elecraft] Minicircuits splitter for diversity?

I'm looking at this splitter to set up diversity for my K3s. It will only be connected to RX paths. https://www.minicircuits.com/WebStore/dashboard.html?model=ZSC-2-1BR%2B It goes down to 100Khz and up to 400Mhz. BNC connections and a rear bracket make it fit well with my setup. Anyone see a

Re: [Elecraft] KPA100 100% Duty Cycle - Operating Temperature

Bruce, I had the same problem a while ago, but instead of just replacing the diodes, I installed some machined IC socket pins in the PWB (i.e. pins from a Mill-Max IC socket), then put the diodes in those. That way, if they have to be replaced again, it's a "no-solder" job that can be

Re: [Elecraft] KX2 / KX3 Firmware

You are right, Grant. Only this mail landed in my KX2 folder that normally when read, is emptied for I have no KX2... You typed inadvertently XK3 in the subject line. I have created filters that scan for types of Elecraft products and sorts them in the proper folders. This mail from Wayne,