Good Evening Folks,
Another hectic week but I do have a lot to show for it. Actually less to show for it if you include yesterday's extended burning session and my trip to the recycler :) I finally had everything align so I was able to burn most of the brush from the windstorm which we cut and piled in late December. I now have a firebreak which extends about twenty feet in any direction. I have much more to do but this makes me feel a little safer. I was interrupted yesterday by some deer trying to eat their way through the backyard where I was working. I don't think they read the deed. I seem not to own the property just maintain it for their benefit :) However, the buck now has longer antlers. Today I saw him and his friends again before I left for a trip to town. His antlers are now twice as long as they were last week. I did not get a long enough glance at them to see if there was any structure developing. Next time I see him they should be better defined. I worked on my K2 yesterday at NM7N's urging. I now have the front end mod for next week so I can work next to stations blasting away without an overload. Not too much of a mod, just two 1N4148s back to back which makes the required voltage a bit higher. I'll see how it works at the FD venue. I also replaced my headphone jack so I can hear my speaker. I think it has been three years since I have heard a peep out of it so I find it rather novel :) Since I keep the headphones in place most of the time I'll not hear this too often but it sure is fun. While I was listening I tried out the AT-11MP which I also repaired yesterday. When I bought the 100w amp for the K2 there was no 100 watt tuner to go with it so I bought and built the LDG AT-11MP. But I seemed to have had an RF problem and zapped the microcontroller. I found a new chip for it while I was looking for something for someone else. I got the chip and replaced it. They have also upgraded the firmware so I can now recall 200 memory settings. Seems to work very well. So I listened around and found 20 meters was not very popular. I then went to 40 and on to 80. With an autotuner it makes swift business of band hopping. I had forgotten the convenience. So I listened to a lot of folks on 80 meters chatting about this and that. Seems like the bands are open but I did have to truncate a contact into Oklahoma on Friday because it got too weak for us to operate. We did manage to squeak out 40 minutes of talk so I guess that is not so bad. Normally we run longer but such is life. I did find the crockpot which Pat hid on me so I am going to try cooking a pot roast. It has been quite some time since I've tried because I'll have leftovers for a month. But I think I can deal with it :) Being single is not all it is cracked up to be. Maybe if I was twenty it would not be so bad. But, then I would be twenty and not experienced and mature ;) Because I learned many good things from my mother I think, like her, I shall just never grow up! That way I can be experienced and young at the same time. Tomorrow: 1) Hail signs (first letter or two of the suffix of your call) 2) NCS help (as well as QSP/QNP <relay> help) Please join us: Sunday 2300z (Sunday 4 PM PDT) 14050 kHz Monday 0200z (Sunday 7 PM PDT) 7045 kHz 73, Kevin. KD5ONS _______________________________________________ Elecraft mailing list Post to: [hidden email] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com |
I've been plugging through my construction and have hit my first bump
in the road. As I got to page 46 in the "Alignment and Test, Part 1" section, I came to the Audio Amplifier and Tone Generator Test where you plug in a pair of low impedance headphones, tap MENU and scroll to ST L, hold EDIT to activate the sidetone, and should hear a clean 600 Hz tone. Every test to this point has met the specs, I've now inspected over every solder point three times, the headphone jack is wired correctly according to the book and I can't find any errors...but, I hear absolutely nothing, either on ST L or ST P..... Any suggestions on where to backtrack and check at this point? David King ---------------------------------------------------------------- This message was sent using IMP, the Internet Messaging Program. _______________________________________________ Elecraft mailing list Post to: [hidden email] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com |
David,
The sidetone source may have been inadvertently set incorrectly in the menu, although it should not have been in an initial build. In any case, proceed as follows: Enter the MENU and find ST L - hold EDIT and set the number at some reasonable level (50 to 60). Before doing anything else, tap the DISPLAY button to change the sidetone source. If you don't hear sidetone, then tap DISPLAY several times again - stop tapping if you hear sidetone and exit the menu. If you do not hear sidetone after tapping DISPLAY several times, look at the display after tapping DISPLAY - it will show either U6-25 or U8-4. Tap until it says U8-4 and then exit the menu. In that event, ask again clarifying that you had changed the sidetone source. Lest you think that providing an alternate sidetone source is a little strange, that feature is built into the firmware to support K2s below SN 3000 that have not had the sidetone source change applied (only those without a KPA100 or a KIO2). 73, Don W3FPR [hidden email] wrote: > I've been plugging through my construction and have hit my first bump in > the road. > > As I got to page 46 in the "Alignment and Test, Part 1" section, I came > to the Audio Amplifier and Tone Generator Test where you plug in a pair > of low impedance headphones, tap MENU and scroll to ST L, hold EDIT to > activate the sidetone, and should hear a clean 600 Hz tone. > > Every test to this point has met the specs, I've now inspected over > every solder point three times, the headphone jack is wired correctly > according to the book and I can't find any errors...but, I hear > absolutely nothing, either on ST L or ST P..... > > Any suggestions on where to backtrack and check at this point? > > David King Elecraft mailing list Post to: [hidden email] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com |
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