Re: S-20R mixer cct.
Tom, well we all get worn down and discouraged when things beat us. Also, after concentrating on something, it is hard to see the forest for the trees. So perhaps it is time for a break. Most of us
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don Root
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#32023
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Re: SX-62 alignment instructions
Oh Jim, my ONLY intent of this was about removing a tube or otherwise preventing an antenna input while at the same time using the mixer tube as a buffer between the Sig generator and the first IF
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don Root
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#32022
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Re: SX-62 alignment instructions
Thanks, I tried(the correct way), but I'm having issues with the FM, it has so much gain in FM that the oscillator stops, until I reduce the RF gain, I have to align it on 2-3 on the RF gain to get
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Scott Petersen
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#32021
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Edited
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Re: SX-62 alignment instructions
DonYour IF alignment instructions are missing an important caveat.? You must lower the SG output to below where the AVC begins to operate.? Not doing so will cause the IFTs to be misaligned.? With
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Jim Whartenby
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#32020
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Edited
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SR-160 Vernier Dial Lubricaion
Hi All, I am restoring an SR-160 that has been dormant for some time.? The vernier dial does rotate through it's full rotation but does so sluggishly, getting stuck periodically.? Does anyone have
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Matthew VE3MXG
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#32019
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Re: S-20R mixer cct.
I certainly appreciate all the advice, hints and overall help I received in my attempt to resurrect this fine old survivor but, for me at least, I think the journey is over. Properly servicing the
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Allthumbs
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#32018
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Re: SX-62 alignment instructions
Scott, as an aside, this is what they say for the S-20R .. they use the converter but disconnect it from upstream. From: [email protected] [mailto:[email protected]] On Behalf
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don Root
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#32017
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Edited
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Re: Interesting observation concerning crystals...
All boxed up and ready to go out in the mail tomorrow. You'll get a notice from my Pirateship account. 73 - Steve, KW4H
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KW4H
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#32016
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Re: WTB SR-160 Front Panel
Walt is **THE MAN** !!! 73/jeff/ac0c alpha-charlie-zero-charlie www.ac0c.com
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Jeff AC0C
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#32015
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Edited
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Re: Interesting observation concerning crystals...
Hi Steve, I¡¯ll put a check in the mail to you tomorrow for three of them. Thanks for making them available. Tom N5AMA
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Tom Smith
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#32014
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Re: WTB SR-160 Front Panel
Greetings, I am not sure if this thread regarding a front panel applies to Scott or Walt, but I would be willing to swap an SR-160 panel for an SR-500 panel. My SR-160 was not original when I got it
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Robert Kembel
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#32013
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Re: WTB SR-160 Front Panel
Hi Robert, I was unable to find your personal email to take this discussion off line. ?Please drop me an email at wa9wfa at gmail dot com. ? Here is an internet photo of an SR-160. ?Thanks. ?73,
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Scott WA9WFA
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#32012
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Re: WTB SR-160 Front Panel
Scott,I may have a parts SR160 around here.? Please send me a pic? of the panel, make it easier to look at the shelves.THanksRobert
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robert meadows
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#32011
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Edited
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Re: SX-62 alignment instructions
Thanks!, I didn't look up which pin did what, I thought it could have been the plate, and pulling the tube would isolate the RF coming in. SX-62B ________________________________ Sent: Saturday, March
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Scott Petersen
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#32010
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WTB SR-160 Front Panel
First off, I need to apologize to the guys here that responded to my SR-500 Tornado and SR-160 WTB post and didn¡¯t hear back from me. I was on the road. Next, while on the road, I stopped by Walt
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Scott WA9WFA
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#32009
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Edited
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Re: SX-62 alignment instructions
Scott, It is a SX-62 {no suffix} ? Since the signal is injected on the grid, it would seem the tube would have to be in service. Sent: Friday, March 14, 2025 6:57 PM To: [email protected]
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don Root
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#32008
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Re: S-20R, S-40B, R-26/ARC-5
Hi, Ed, Yes, I will replace those capacitors. This is a little different than the usual recap in that those old capacitors are part of the visual appeal of the underside of the unit (does that matter?
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Maynard Wright
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#32007
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Re: S-20R, S-40B, R-26/ARC-5
Maynard there is a bit of stuff here Rr the R26 and others https://armyradio.com/command_sets_list_of_differences.html I am visitor no See also http://www.tuberadio.com/robinson/museum/command/
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don Root
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#32006
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Edited
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Re: S-20R, S-40B, R-26/ARC-5
Could not speak to who influenced the design of the Command receivers but a word of caution. If you have followed their history, be aware of the likely failure of those neat looking can bypass
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edward schumacher
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#32005
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Re: Interesting observation concerning crystals...
The ProgRock2's are $18 each (same as the QRP Labs site), and shipping is $5 (total). I ship stuff in little boxes, rather than padded envelopes, which raises the cost a little but nothing arrives
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KW4H
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#32004
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