Re: Wanted Manual for AC4R power supply upgrade.
I bought the one on eBay with the wires attached and just did my second upgrade. Total time 90 minutes. Attaching the new boards to the chassis took half that time. Remember to tag each wire that you
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Dean N2TNN
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#82612
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Re: Wanted Manual for AC4R power supply upgrade.
/g/DRAKE-RADIO/topic/up_date_kits_for_the_drake/78407940 https://theheathkitshop.com/page-3/ This is the URL for the kit. peek at this post. ED WA6WGS
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Ed
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#82611
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Edited
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Wanted Manual for AC4R power supply upgrade.
I have an old original AC4R kit (2004) that was never assembled and do not have the manual. Thanks George NE2I
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George Cortez Jr
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#82610
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Re: Drake TR-7 - Noisy transmitter
Almost one year since I parked the TR7 with the 'crackly audio' transmitter. How time flies! With the TR4310 now fixed, it was time to finish the TR7. Oddly, I had a couple of contacts on it with no
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atlasstuff
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#82609
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Re: T-4XC problem
At last, the promised follow-up on the T-4XC which was sticking on tx. It turned out to be the relay switching tube (6FQ7 in this set). On the tester (I have an AVO VCM Mk3) the original showed as
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Steve G8GSQ
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#82608
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Semiconductor List Closing
Hello, fwllow Drakesters... I had a more-than-anticipated response to my semiconductor list. This email hereby closes-off the request period. I will now printo out all the requests and allocate
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Steve Wedge, W1ES/4
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#82607
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Re: A Tale of Redemption
That question might best be answered by YLs/XYLs.
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Evan
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#82606
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A Tale of Redemption
I've moved several times in the past few years. And each time I pack stuff up and haul it to the next location, I look at everything and ask, "Do I REALLY need this?" I did this over and over again
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Craig W8CS
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#82605
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Re: TR3 filters
Has anyone successfully transplanted filters from a TR-4/4c into a TR-3? ?I have a nice TR-3 and a trashed TR-4 for a donor.
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Barry KJ5GQM
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#82604
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Re: Drake L7
Why do they sometimes use two caps in parallel on some amps? But others only have one?
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Roger KW4EMF
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#82603
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Re: 7077 update.
I¡¯m probably going to get this back together today if time permits. Getting more rigs in to repair for others so I have to get moving :-) Steve Wedge, W1ES Time flies like an arrow. Fruit flies like
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Steve Wedge, W1ES/4
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#82602
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Re: Warning on the 7077 (and any plastic Astatic mic)
Thanks, Jim. Sometimes, I miss things. Steve Wedge, W1ES Time flies like an arrow. Fruit flies like a banana. Sent from [Proton Mail](https://proton.me/mail/home) for iOS
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Steve Wedge, W1ES/4
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#82601
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Re: Drake TR7, TX issue any ideas?
Agree Jim, have ordered batch of 6 so both will be replaced! But I actually think you nailed it, situation improved with the PIN out of the circuit! Power consumption on 15Meters now dropped to ~24
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Michael Jensen
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#82600
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Re: Drake TR7, TX issue any ideas?
I would replace both in the pair just to be safe. However you can see the results just by removing the bad diode from the circuit. It is only needed for the calibrator signal. "Michael Jensen via
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Jim Shorney
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#82599
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Re: Mini collection of DRAKE by SP3SWJ
Cool!
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Evan
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#82598
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Mini collection of DRAKE by SP3SWJ
I just wanted to show off my mini collection of DRAKE radio. 35 years ago I fell in love with these radios . 15 years ago I started collecting them ;-) Well, this is the current effect:
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Jaros?aw SP3SWJ
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#82597
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Re: Drake TR7, TX issue any ideas?
Great Thanks! Jim, looking forward to replace the diode and see the result. I'll be back ;). 73's De Michael. [email protected]> wrote:
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Michael Jensen
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#82596
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Re: 7077 update.
As shown by my photos. "Steve Wedge, W1ES/4 via groups.io" <w1es@...> wrote: -- 73 -Jim NU0C
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Jim Shorney
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#82595
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Re: 7077 update.
You¡¯re most welcome Steve! 73, de KB9VY. Sent from [Proton Mail](https://proton.me/mail/home) for iOS
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KB9VY
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#82594
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Re: Warning on the 7077 (and any plastic Astatic mic)
Again, the origial cartridge is a cheap low impedance dynamic. "Steve Wedge, W1ES/4 via groups.io" <w1es@...> wrote: -- 73 -Jim NU0C
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Jim Shorney
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#82593
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