Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread The Smiths
You're wrong Brett... No matter what you say the P3 doesn't automatically sync with the K3 to a 1Hz accuracy. The Center line on the P3 CAN be and usually is off by as much as 99Hz. No matter how you look at it, if you can move a Center position on the P3 with the select knob in the CENTER

Re: [Elecraft] How to demo P3/K3?

2010-08-12 Thread David Woolley (E.L)
David Gilbert wrote: make them unusable for recording simple RF. A DVR might not have that problem, although noise and signal levels could still be an issue. It might also be the case that any standard video recorder (or at least the software associated with it) might try to insert sync

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Brett Howard
My P3 shows a rounded version of what is on the K3 when they are synced. When my K3 says 7.100.000 the P3 shows 7.100.0 when I go to 7.100.050 it goes to 7.100.1 its a rounded version. So when my P3 and K3 are synced (by simply pressing center twice) I can read the frequency on the K3 and know

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Joe Subich, W4TV
You're wrong Brett... No matter what you say the P3 doesn't automatically sync with the K3 to a 1Hz accuracy. The Center line on the P3 CAN be and usually is off by as much as 99Hz. You're wrong. The P3 display will never be more than 50 Hz from the K3 if you calibrate it properly. Hold

[Elecraft] P3: Connection to the K2

2010-08-12 Thread Heinz Bärtschi
It would be fine if the P3 could provide a configurable K2 emulation mode to communicate with the K2 and to support an appropriate (sub-)set of the exciting P3 functions in conjunction with the K2. Any pros and cons? 73, Heinz HB9BCB

Re: [Elecraft] How to demo P3/K3?

2010-08-12 Thread David Gilbert
Makes sense. I guess someone wanting a cheap and dirty solution would have to use a down-converting mixer and record to a file via a sound card, and then mix back to a ham band (assuming, as I suspect would be the case, that for a demo they'd be willing to put up with the image and carrier).

[Elecraft] [P3] sn # 108 - arrived today

2010-08-12 Thread David Ferrington, M0XDF
I just received my P3, serial number 108, in Berkshire, England via UPS. I don't think I'll have time to put this together until next week, but we'll see. It cam with the K3IOBUFFKT - K3 I.F I/O Output buffer mod kit - but I didn't realise this and ordered one too, unfortunately, sales didn't

[Elecraft] K3 #4407 - dead

2010-08-12 Thread Gary Dezern
4 grounding rods and two of those alpha delta gas discharge surge protectors couldn't stop mother nature. It appears my K3 has met a very early death by electrocution (from lightning.) It turns on, but even after an EE INIT, I'm still getting a KP3IO error. There's a god awful noise coming

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Pete Smith
Ouch, and such a young one too! There's a message here - when Ma Nature visits with lightning, unless you're an electrical engineer with a perfect station configuration, the only relatively secure way to do things is to disconnect everything. Even a relatively short length of cable (RS-232,

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Monty Shultes
Hear, hear. Second the motion. I have 16 cables to disconnect and do it religiously - Florida is the lightning capital of the universe. (Of course, when my K3 s/n# 699 was brand new, I didn't bother. Thank you, Gary and Elecraft, for restoring it 2 years ago.) Monty K2DLJ Ouch, and such

Re: [Elecraft] P3 Ideas and questions

2010-08-12 Thread Craig D. Smith
I had previously tried it with FN 1 and FN 2 without success. I just now tried it with FN 7 and get the same result. Brett N7MG who is one of the field testers has indicated that this is, or has been, a known issue - so I am confident that it will be resolved in an upcoming firmware revision.

[Elecraft] P3 ship notification

2010-08-12 Thread Philip Leonard
Received shipping notification last night (8/11). I ordered mine sometime around 1430CST on 4/16 so they are into day 2 now. Philip __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help:

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Jim McDonald
Don’t assume that you have to replace the radio. Several boards had to be replaced (over $1600) in mine after an April strike, but the modularity of the radio made it possible to repair it. I wanted to keep the insurance claim as low as I could as I had other damage, but I would have replaced

[Elecraft] P3 Notification

2010-08-12 Thread Doug Joyce
Yesterday I received notification from Olivia of shipment within 7 to 10 days of the P3 ordered approx noon EST on the 16th of April. Looks like they have completed the initial group from the 15th. 73 Doug VE3MV __ Elecraft

[Elecraft] Outstanding Service Again

2010-08-12 Thread David M. Elliott
Even though this is a very busy time with the early shipping of the P3s and one of the Elecraft service techs on vacation, I still had a major problem diagnosed and a new board sent to me overnight. my K3 was back in operation in less than 24 hours. Great job guys. 73 de W6BK

[Elecraft] P3 Reference Calibraton Error

2010-08-12 Thread Bill W4ZV
Brett Howard wrote: The center follows the K3 you can tell where it is based on the fact that there is a K3 next to you. So long as you've got the two synced and don't have a center offset in you know where the center is. Correct. I believe his confusion is thinking the P3 display is

Re: [Elecraft] For those of us who have not yet bought a P3

2010-08-12 Thread Larry - K2GN
Fred is right on! I would add that besides putting something in the subject. Like K2 it should be in brackets, [K2]. Reason, if it's K2, the email filter will catch K2GN, and put it in the targeted folder too. And, please, like Elecraft requested, your text at the top with pertinent information

Re: [Elecraft] For those of us who have not yet bought a P3

2010-08-12 Thread Eric Swartz WA6HHQ - Elecraft
This is also stated in the list guidelines posted earlier this week. 73, Eric Elecraft List Modulator, Moderator, etc. www.elecraft.com _..._ On Aug 12, 2010, at 7:10 AM, Larry - K2GN k...@comcast.net wrote: Fred is right on! I would add that besides putting something in the subject. Like

Re: [Elecraft] P3 Reference Calibraton Error

2010-08-12 Thread Bill W4ZV
Bill W4ZV wrote: 3. Adjustment resolution of the P3's Ref Cal steps. Adjustment steps are 10 Hz (at the P3's 60 MHz clock). At WWV's 15 MHz (1/4 of 60 MHz), each adjustment step is 1/4 of 10 Hz = 2.5 Hz, which results in a maximum 1/2 step uncertainty (1.25 Hz) in adjustment resolution

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Tom W8JI
I'm going to disagree with the popular but misplaced notion that when lightning hits nothing can be done to prevent damage other than a complete disconnect. The real problem is almost always that people pepper the station with protection devices but use poor wiring layouts or poor entrance

[Elecraft] [P3] Firmware Reload

2010-08-12 Thread Don Cunningham
I forgot, in the heat of playing with a new toy, to pass something along that may help others. My P3 came loaded with the latest firmware, so I was happily using it, and having some strange issues, like excessive display flickering, signals not centered, readout on P3 not matching K3's dial,

[Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Ron Herman
How does one tune PSK31 on the K3 such that the built in decoder can read it. Tuning seems to be very selective and without a waterfall nearly impossible to tune. The capture range of the AFC doesn't seem to be very wide. The CWT spotting function sometimes helps but only on stronger signals.

Re: [Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Lyle Johnson
1) Use CWT. 2) Use a narrow filter. Once you find the station you want to copy, tighten the filter and retune as necessary. 50 Hz is not too tight. 300 Hz is too wide. If you are hearing two stations, then the selectivity is not tight enough. 3) Use auto-spot. You may have to hit it

Re: [Elecraft] [P3] Firmware Reload

2010-08-12 Thread Bill W4ZV
Don Cunningham wrote: I forgot, in the heat of playing with a new toy, to pass something along that may help others. My P3 came loaded with the latest firmware, so I was happily using it, and having some strange issues, like excessive display flickering, signals not centered, readout on

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread The Smiths
Fair enough, so lets say that you're within 50Hz accuracy then... That still wouldn't QSY you to the Zero Beat on CW would it. From: br...@livecomputers.com Date: Wed, 11 Aug 2010 23:15:02 -0700 Subject: Re: [Elecraft] P3: a modest proposal for QSY To: notforc...@hotmail.com CC:

Re: [Elecraft] P3: Connection to the K2

2010-08-12 Thread Alan Bloom
Right now I'm up to my ears with P3 bug fixes and implementing promised features. But when things quiet down a little I definitely want to modify my K2 to add IF output and work on implementing the K2 command set in the P3. It won't be as closely integrated as the K3 but it should at least

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread The Smiths
I agree with you for once Joe... 50Hz sounds right. If you Ref cal from that point than you'll most likely be 4 to 5Hz off. I've not once been able to get it to 1Hz resolution. Yes, this is enough to hit the spot button, but having the extra two digits would be very helpful. Date: Thu,

[Elecraft] PSK tuning [k3]...alternatives for the immediate future

2010-08-12 Thread John Ragle
Please don't take this comment to be frivolous or intentionally snippy...but my take on the decoding functions built into the K3 firmware is that at this stage they are gimmicks or toys. As Ron observes, even an old warhorse like Digipan works much better (...more easily, less

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Guy Olinger K2AV
Totally agree in the majority, but with years in the fire department Lightning strikes tree next to house. Single point ground is 80 feet away on far side of house. Lightning does not go to ground, and jumps from trunk of tree to side of house leaving extensive burn mark on trunk and side

Re: [Elecraft] P3 Ideas and questions

2010-08-12 Thread Vic K2VCO
The required ref level varies a lot depending on time of day, etc. It would still need to be adjusted often. I would prefer to see some kind of settable AGC. On 8/11/2010 9:36 PM, Craig D. Smith wrote: After two days with the P3, here are some observations and questions. Could the following

[Elecraft] OT: Coax Switch After the Tuner?

2010-08-12 Thread Eric Fitzgerald
Hello Wise and Powerful Reflector; I have a couple of doublets I feed with balanced line. The balanced line goes to a current balun and then a short coax run (5') to my tuner. After the tuner I have another short coax run (3') to a coax switch that places either my antenna analyzer or the

[Elecraft] k3 Band Decoders

2010-08-12 Thread Greg - AB7R
I have TWO TopTen Devices Yaesu/K3 band decoders WITH the decoder to K3 interconnect cables in excellent condition for sale. Presently in use and they will be available after NEXT weekend. They both have the ability to do 12V source and sinc. I would like $100 for each combo (decoder and

Re: [Elecraft] OT: Coax Switch After the Tuner?

2010-08-12 Thread Don Wilhelm
Eric, The only danger to the K3 that I can think of is if you fail to turn the switch to the K3 position and subsequently transmit. If you listen before transmitting, you should be able to determine that the switch is incorrect - no signals equal switch in the wrong position. 73, Don W3FPR

Re: [Elecraft] PSK tuning [k3]...alternatives for the immediate future

2010-08-12 Thread Lyle Johnson
They are intended for casual operation and within the confines of the LCD panel of the K3. I've found both the RTTY and the PSK decoder to work well when checked against DM780, Digipan, and MMTTY. But certainly not as quick as clicking on a waterfall :-) 73, Lyle KK7P Please don't

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Lu Romero
This is an excellent point. Thank you for illustrating it. With a narrow filter, 100Hz resolution does not cut it in CW, although W4TV's proposed CWT macro magic will work around it, that is, if we could learn what the macro definitions would be with a programming manual. :) I would like to

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Guy Olinger K2AV
Actually... In a CW contest, where following packet spots can put you on the exact same frequency with all the other braying lemmings, contributing to your signal's non-pickoutable status at the other end, being off the crowd frequency by 20-50 hertz is a SUCCESSFUL strategy to break through the

Re: [Elecraft] k3 Band Decoders

2010-08-12 Thread Greg - AB7R
That was quick. One is spoken for...on still available. - 73, Greg - AB7R Whidbey Island WA NA-065 On Thu Aug 12 10:11 , Greg - AB7R sent: I have TWO TopTen Devices Yaesu/K3 band decoders WITH the decoder to K3 interconnect cables in excellent condition for sale.

Re: [Elecraft] OT: Coax Switch After the Tuner?

2010-08-12 Thread Ron D'Eau Claire
Your friends are probably concerned that you'll transmit into a very high SWR if you transmit when the switch is in position to switch the analyzer into the circuit. Transmitters do not like open or grounded antenna circuits at the output - they're the ultimate high SWR condition. Of course, if

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Lu Romero
So now I am getting a much better understanding... What Joe W4TV is saying is that a P3 is never more than 50 cycles from the K3 frequency readout when correctly calibrated. With a 100 cycle bandwidth, this is somewhat acceptable. However, on a Flex, I can click on a signal and be DEAD ON the

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Gary Dezern
I'm kind of new to this whole insurance claim thing... The person I spoke to on the phone from the insurance company was pretty insistent that they just wanted replacement cost. I asked the guy about one of the computers that I built myself from parts, and he didn't want to know about all

[Elecraft] Free to a good home...OT

2010-08-12 Thread cx7tt
Hola, I have a OEM battery for a Blackberry, model C-S2. I think it fits the 8300-8500 and 8700 series of BB. I ordered, received it and opened the package before realizing that my 8900 takes diff battery. Unopened meant not able to return. I will be in the states for two weeks starting 16 Aug.

[Elecraft] Elecraft [P3] Idea

2010-08-12 Thread David Robertson
Bob, I think your idea for fine tuning using the P3 is great. I hope you convayed your idea directly to Elecraft. 73 Dave KD1NA P3 s/n 74 arrived today, went together nicely and works great. I'm still getting used to it, but as a long-time LP-Pan/PowerSDR-IF user, I was struck by one thing

[Elecraft] [P3] SS Hardware

2010-08-12 Thread Nand Kishore
Hi All, Those with P3 in hand. Have you got SS hardware or normal h/w ? If possible,I would like to start of with SS h/w at the outset instead of retrofit at a later date. Have got mail for P3 confirmation,placed order on 16Apr'10. 73 es GD DX,

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Brett Howard
No what is going on is the P3 only displays one decimal point after Khz. Its dead on and it knows what the actual frequency is its just that it rounds it to save a little space at the center of the display. Move your eyes over to the radio or your logging software and you get a full readout of

[Elecraft] P3 Reference Calibraton Error

2010-08-12 Thread Lu Romero
Well, that's what I get for reading this list while at work and trying to multi-task with other stuff... W4ZV states that the P3 display is NOT controlling the K3, but it's actually the other way around. Now this makes more sense. Let me know if I have understood this correctly: The P3 display

Re: [Elecraft] [P3] Firmware Reload

2010-08-12 Thread Brett Howard
You should also do a reset of the P3 after the reload of the latest software. Hold the MENU/LABELS key while turning the P3 power on. Hold the button till it says configuration reset. You'll lose your reference calibration and any of your FN labels but this has been known to flush out some of

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Joe Subich, W4TV
Fair enough, so lets say that you're within 50Hz accuracy then... That still wouldn't QSY you to the Zero Beat on CW would it. 50 Hz is only the accuracy of the readout. Set Span to 2 KHz and move MKR A ... you will notice it moves with much finer resolution than 100 Hz steps. With a span

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Pete Smith
This was exactly my point - unless you have a letter-perfect installation, leaving things connected and relying on a bunch of gas tubes is a recipe for disaster. As Guy suggested, disconnection won't always prevent damage, but remaining connected with less than professionally designed and

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Don Wilhelm
Lu, I don't think the accuracy is a problem, it is the rounding of the frequency that is displayed on the P3 - that is simply resolution of the frequency indicated. At least that is my understanding from a perusal of the P3 manual. The screen is continuous, but a frequency of 7035.265

Re: [Elecraft] Free to a good home...OT

2010-08-12 Thread Larry 'Rebar' Rebarchik - N6CCH
Here is the compatibility listing for the C-S2 battery, FWIW. http://www.wirelessground.com/blba10mahoro.html On Thu, 12 Aug 2010 15:22:29 -0300, cx...@4email.net wrote: Hola, I have a OEM battery for a Blackberry, model C-S2. I think it fits the 8300-8500 and 8700 series of BB. I ordered,

Re: [Elecraft] P3 Ideas and questions

2010-08-12 Thread Brett Howard
Make sure you have the latest software installed and do a configuration reset by holding MENU/LABELS while turning the P3 on. Continue to hold MENU/LABELS till it says that its reset things. Then reconfigure your ref cal and your FN labels and see if it takes care of things for you. Thankfully

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Pete Smith
Just FYI, Tripp Lite says their DB9R uses avalanche diodes. From Wikipedia: A common application is protecting electronic circuits http://en.wikipedia.org/wiki/Electronic_circuit against damaging high voltages http://en.wikipedia.org/wiki/Overvoltage. The avalanche diode is connected to the

Re: [Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Kok Chen
On Aug 12, 2010, at 8/129:09 AM, Lyle Johnson wrote: ... Tuning is critical and an error of more than 5 Hz changes from solid copy to no copy. With a binary PSK demodulator, you can be off tuned up to an amount of plus or minus 90 degrees of perfect phase coherency between bit

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Joe Subich, W4TV
Yes, this is enough to hit the spot button, but having the extra two digits would be very helpful. You don't need the extra digits for REF CAL. Simply zero beat your reference signal on the K3, Hold CENTER twice to align the P3 Center frequency with the K3, then turn on REF CAL and adjust

Re: [Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Dennis KB7ST
Ron, I share the same challenges with PSK and RTTY decoding. My baseline is to operate my K3 while RV camping and to explore as much as I can without using a computer. I don't have full answers and folks like Lyle have been most helpful. I was last on HF 25 years ago so my K3, SN 4335, is

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Jim Brown
On Thu, 12 Aug 2010 10:32:59 -0400, Tom W8JI wrote: I'm going to disagree with the popular but misplaced notion that when lightning hits nothing can be done to prevent damage other than a complete disconnect. The real problem is almost always that people pepper the station with protection

Re: [Elecraft] [P3] Firmware Reload

2010-08-12 Thread Craig D. Smith
I just did the reset and it fixed the problem with the waterfall function disappearing from the FN keys. I had never done a reset previously. Thanks Brett! 73 Craig AC0DS You should also do a reset of the P3 after the reload of the latest software.

Re: [Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Greg - AB7R
One thing that is important to remember is to make sure the threshold setting is set so that the signal indicator on the CWT meter is set to beat with the signal. If you have it set for copying moderately strong signals and you try to copy a weak one you may need to adjust the threshold a

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Joe Subich, W4TV
What Joe W4TV is saying is that a P3 is never more than 50 cycles from the K3 frequency readout when correctly calibrated. With a 100 cycle bandwidth, this is somewhat acceptable. You take what I said out of context. That statement was in reference to the FREQUENCY DISPLAY. The

Re: [Elecraft] P3: Connection to the K2

2010-08-12 Thread Joe Subich, W4TV
Given the similarities between the K2 and K3 command sets, one should not need more than the Clifton Research Z-10 buffer to bring out the K2 IF and select the proper IF frequency in the P3. The radio data rate would need to be changed to 4800 bps (only rate supported by the KIO2) and the

Re: [Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Lyle Johnson
The K3's PSK encoder and decoder (used in DATA: PSK D mode) uses a pitch just above 1,000 Hz. If you narrow the badnwidth and use the CWT feature, you'll get the PSK signal. YOU can use the SPOT function in conjunction with the CWT indicator in this mode as described in the K3 manual. For

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Joe Subich, W4TV
I strongly agree. Proper bonding is probably more important than protection devices (although I wouldn't do without either). And IMPROPER bonding, or missing bonding, is a common CAUSE of lightning damage. Not to be piling on ... but improper bonding will GUARANTEE lightning damage. Any

Re: [Elecraft] K3 #4407 - dead

2010-08-12 Thread Paul Christensen
If one absolutely insists on branch circuit protection at the AC receptacle, MOV shunt mode from line-to-neutral, rather than line-to-ground, is generally acceptable. These are referred to as single-mode surge protection devices (SPD). By contrast, most receptacle and power strip SPDs

[Elecraft] [P3] K3IOBUFFKT comes with P3

2010-08-12 Thread David Ferrington, M0XDF
Just a note to those ordering a P3 and have not done the above mod - you don't need to order the mod separatey, it comes with the P3. 73 de M0XDF, K3 #174, P3 #108 -- The nice thing about standards is that there are so many of them to choose from. -Andrew Tannenbaum, computer science professor

Re: [Elecraft] [P3] K3IOBUFFKT comes with P3

2010-08-12 Thread Don Cunningham
I also got one of the referenced kits with my P3 and my radio was late enough not to need it. I would send it to anyone with an older rig that needs it for another purpose (not ordering the P3, that is). 73, Don, WB5HAK __ Elecraft

[Elecraft] {k3} PSK31 tuning

2010-08-12 Thread Ron Herman
Thanks to all that replied. I guess the problem is not with me... I expected PSK31 operation to be less critical after playing with Digipan. I also had hoped to use the computer interface to incorporate PSK/RTTY operation into my home brew logger/station control. But between tuning

[Elecraft] [P3] - missing Nuts

2010-08-12 Thread David Ferrington, M0XDF
No, it's not a joke! I've just inventoried my P3 kit and the 2 9/16' BNC Nuts are missing from the Chassis Hardware - E850409 packet. I've checked the entire kit and the aren’t there, including ensuring they aren’t on the 2 BNC sockets. The 4 lock washers are in the packet. Have mailed Sales,

Re: [Elecraft] [P3] - missing Nuts

2010-08-12 Thread Ed Muns
These nuts were also missing from SN107 kit. Ed - W0YK --Original Message-- From: David Ferrington, M0XDF Sender: elecraft-boun...@mailman.qth.net To: elecraft@mailman.qth.net Subject: [Elecraft] [P3] - missing Nuts Sent: Aug 12, 2010 14:19 No, it's not a joke! I've just inventoried my

Re: [Elecraft] [P3] - missing Nuts

2010-08-12 Thread David Ferrington, M0XDF
Just had a mail from Lisa, they are shipping Int'l priority. Can't fault Elecraft of customer service. Interesting it's the number before mine Ed. 73 de M0XDF, K3 #174, P3 #108 -- There is no pillow so soft as a clear conscience. -French proverb On 12 Aug 2010, at 22:40, Ed Muns wrote:

[Elecraft] P3 - Missing Nuts

2010-08-12 Thread Geoffrey Downs
This morning I picked up P3 Kit No.77 (ordered April 15) from the Parcelforce Leeds Depot. I assembled it this afternoon and it works well :-) Luckily I have all my nuts ;-) but the following minor points arose, mainly about the latest manual and errata:- 1. As far as I can tell, having

Re: [Elecraft] K3 inline fuse

2010-08-12 Thread David Cutter
You are much better off using the current limiting feature of your dc supply. A fuse is not fast enough to protect any electronic circuitry. Strictly speaking a fuse in line is rated to protect the cable in the event of a short circuit in the rig which would be a very big fuse, far bigger

Re: [Elecraft] K3 inline fuse

2010-08-12 Thread ab2tc
I completely agree with you. The inline fuses are there for mobile installations where you have a direct connection to the car battery. On my ICOM radios I have always shortened the power cable removing the inline fuse in the process. AB2TC - Knut David Cutter wrote: You are much better off

Re: [Elecraft] K3 inline fuse

2010-08-12 Thread Mel Farrer
Follow the instructions and check the + terminal to - with an ohm meter for any shorts.  The problem you face is the transistor is the worlds fastest fuse and on initial turn on you are looking at a low current surge as the unit charges the supply and decoupling caps.  A full current rated fuse

[Elecraft] K3 in line fuse

2010-08-12 Thread george fritkin
The fuse is used to prevent secondary failure.  Fast response fuses are timed in msecs.  Besides when was the last time anybody put a high current amp meter across the output of their power supply to test the current limiting point? George, W6GF

Re: [Elecraft] K3 inline fuse

2010-08-12 Thread Matt Zilmer
The best method is Wayne's suggestion from way back: In both Neg and Pos leads, supply a fuseholder and fuse. I use the stubby fuses from Motorola @ 30A, you should use something like that. These are T-rated, meaning they're designed to open with a DC load. Don't use a fuse out of your home's

Re: [Elecraft] K2 internal keyer problem

2010-08-12 Thread Bill Coleman
__ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list:

Re: [Elecraft] [P3][w2] Firmware Reload

2010-08-12 Thread Bill K9YEQ
I had an issue with W2. Could not figure out what was going on. It was WORKING! Cables ok, everything tested ok. Had current firmware... reloaded it again. Fixed! WHEW! When in doubt, reload, reboot. Bill -Original Message- I forgot, in the heat of playing with a new toy, to pass

Re: [Elecraft] K2 internal keyer problem

2010-08-12 Thread ve7ymm
I will do more testing. The auto detect is off, and I have good baluns/chokes on both of my antennas. It may be that I'm too close to my new elevated 40 vertical antenna. -- View this message in context: http://elecraft.365791.n2.nabble.com/K2-internal-keyer-problem-tp5385342p5418371.html

Re: [Elecraft] P3: a modest proposal for QSY

2010-08-12 Thread Lu Romero
No worries. I figured this stuff out in a later post. The K3 is the boss, the P3 is the slave. Sorry about the bandwidth. I aint thinking correctly at work. Trying to do too much at once. -lu- - Original Message Follows - From: Joe Subich, W4TV li...@subich.com To:

Re: [Elecraft] K3 inline fuse

2010-08-12 Thread Tom W8JI
Positive lead fuses are a good idea. Negative lead fuses never were a good idea unless the radio has a totally floating negative buss. If the negative lead fuse to the radio opens for any reason all the negative lead current for the radio will flow through the negative lead of any accessories

[Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Phil Hystad
Am I the only one who is missing the hole cover strip that was added to the parts list and assembly instructions in the latest errata to the P3 manual? I looked everywhere and this is my second inventory of parts. It is not critical and will not hold up my assembly but I was curious if anyone

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Lyle Johnson
It was just received at the factory and added to the product. I suspect everyone will get one as amatter of course. If there isn't an announcemnt or a contact in the next few days, you might send an email requesting one. Mine doesn't have one, either :-) 73, Lyle kK7P Am I the only one

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Dick Dievendorff
Most of us don't yet have the hole cover. Dick, K6KR -Original Message- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Phil Hystad Sent: Thursday, August 12, 2010 6:09 PM To: elecraft Reflector Subject: [Elecraft] [P3] Missing Part: The

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Joe Subich, W4TV
Am I the only one who is missing the hole cover strip that was added to the parts list and assembly instructions in the latest errata to the P3 manual? No. It appears to have been added somewhere around s/n 60 along with the IF buffer mod. Neither was present in s/n 37. 73, ...

Re: [Elecraft] K3 inline fuse

2010-08-12 Thread Don Wilhelm
Tom, You are absolutely correct. Take a mobile situation - the radio's power ground is connected to the transceiver chassis ground, as is the coax shield, microphone shield and other stuff. All that stuff can (and will) connect to the vehicle chassis at some point. I know the coax will

[Elecraft] [K3] problem mating FP DSP

2010-08-12 Thread Randy Moore
I'm assembling K3 #4564, my third K3 build, and I can't get the front panel to mate with the DSP board. The problem seems to be at J32 and the pins won't fully penetrate the female connector. The standoffs near there miss toiching the underside of the DSP by about 1/16 I've accidentally

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Bill [NS4C]
s/n 81 no hole cover strip but did include K3 I/O output buffer mod kit. 73 Bill NS4C -Original Message- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Joe Subich, W4TV Sent: Thursday, August 12, 2010 9:18 PM To: elecraft@mailman.qth.net

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Phil Hystad
What is the IF Buffer Mod -- did I miss something? I am Serial number 0030. On Aug 12, 2010, at 6:18 PM, Joe Subich, W4TV wrote: Am I the only one who is missing the hole cover strip that was added to the parts list and assembly instructions in the latest errata to the P3 manual? No.

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Don Wilhelm
Phil, The documentation is available from the Elecraft website. It is only a resistor value change. Yes, K3 SN 0030 will need it. 73, Don W3FPR Phil Hystad wrote: What is the IF Buffer Mod -- did I miss something? I am Serial number 0030.

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Ron D'Eau Claire
It's described in your P3 manual at the top of page 5. Ron AC7AC -Original Message- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Phil Hystad Sent: Thursday, August 12, 2010 7:22 PM To: Joe Subich, W4TV Cc: elecraft@mailman.qth.net

[Elecraft] [K2] Tape over cabinet holes/

2010-08-12 Thread Brian Denley
While enjoying completing my K2 #6963, I see where the manual several times refers to 'masking material' covering holes in the various cabinel panels. There isn't any tape on any of my panels. They didn't come with any. Am I missing something or are these just outdated references? Brian

Re: [Elecraft] [K2] Tape over cabinet holes/

2010-08-12 Thread Ron D'Eau Claire
There's always a chance the vendor fails to remove all the masking material that keeps the paint off of the panel in those places, so we include instructions to check and make sure the metal surfaces are clean and unpainted. Ron AC7AC -Original Message- While enjoying completing my K2

[Elecraft] PSK tuning [k3]...alternatives for the immediate

2010-08-12 Thread Lu Romero
The K3 manual states that the PSK31 and RTTY functionality is adequate for CASUAL use without a computer or something like that. If youre somewhat SERIOUS, you would be much better off to use external decoders to do any REAL work on those modes. I dont think it the built in PSK and RTTY modes

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Craig D. Smith
Neither was shipped with SN 67. ... Craig AC0DS No. It appears to have been added somewhere around s/n 60 along with the IF buffer mod. Neither was present in s/n 37. __ Elecraft mailing list Home:

[Elecraft] P3 arrived damaged - sigh

2010-08-12 Thread Grant Youngman
P3 #96 finally arrived today. After assembling the display module to the front panel, I realized there was this empty hole where the Power button was supposed to be. Found the button in the bottom of the display's protective bag. Groan. Those membranes are really fragile. No way to tell

Re: [Elecraft] PSK tuning [k3]...alternatives for the immediate

2010-08-12 Thread Don Wilhelm
Lu, You can output decoded text from the RS-232 port. Put K3Utility into Terminal mode and the decoded text will appear in the K3Utility window. You can also type into the Transmit pane and it will be transmitted. Works for either RTTY or PSK31. Lacking the computer, you can use the

Re: [Elecraft] [P3] Missing Part: The Hole Cover

2010-08-12 Thread Eric Swartz WA6HHQ - Elecraft
The hole cover labels just came in last week and were not included in early P3 shipments. We know who these are and will be sending them out to everyone. 73, Eric. WA6HHQ www.elecraft.com _..._ On Aug 12, 2010, at 6:08 PM, Phil Hystad phys...@mac.com wrote: Am I the only one who is missing