Later version of Galaxy DX2547 used IRF520 MOSFETS in final, and its driver
In the Galaxy DX2547, they replaced the 2SC1969 Final Transmitter Amp, and its Driver, 2SC2166C, with MOSFETS IRF520. Why? Why would that be an improvement, technically? Thanks for sharing your knowledge.
View ArticleCaboverbob late introduction........
Ok I've been hanging out here for a few weeks, asking newbie questions and trying not to stir the pot........ Didn't have a cb hooked up for since 1993 until recently. Job had me sitting home due to...
View ArticleEPT360015C Connex cx3400hp dual mosfet issue.
First off, thank you all for the helpful technical info you have helped me with on a few other radios. I had to put the other radios you all helped me on up on the shelf for this rush job. God I hate...
View ArticleSears RoadTalker Road Talker 40 Model 562 Base / Mobile CB Radio power cord
Looking for a 110v power cord for the above radio. Any help would be appreciated. Thanks, Dan
View ArticlePresident lincoln/ hr2510 weak receive
So hopefully I have this in the right place but here goes. I have a lincoln that has very weak receive and when I say weak I mean about 100 yards and that's it. On am if you turn the volume all the way...
View ArticleMidland 77-857
I just opened up this little Midland 77-857 from 1976. View attachment 48306 The sticker is a certification for use on the band. View attachment 48307 View attachment 48312 View attachment 48308 As can...
View ArticleRadio power output down to 30% or so
So, I just put up a Sirio Tornado a few weeks back and worked Japan, Australia and Brazil in addition to tons of southern US stations. This past weekend, I left my radio on (just receive) for about 8...
View ArticleGE 3-5875 SUPERBASE
Hey folks! Does anyone know how to lower the RF dead-key on an old stock GE SUPERBASE? Thank you in advance. Recon 881 Central NY
View ArticleFirst AM/FM FCC Approval
https://fccid.io/2AEOCPC208 First one I know of so far. 73 Jeff
View ArticleVintage Lafayette HB-333 CB Base Radio
Looking for the tube layout and list of tubes used for this radio. Thanks, Beachcomber
View ArticleRCI 2990 low volume in all modes
Hi Gang, II am working on two 2990's with the same issue. The volume is only about 25% of the expected loudness when turned all the way up. I did a receive alignment on it and it is receiving very...
View ArticleInteresting CB show advertising
https://sacramento.craigslist.org/ele/d/carson-city-cb-radio-shows-in-carson/7405853996.html
View ArticleLooking for the mic wiring diagram for a Pace CB 143 6 pin din, its in Sams...
Lookiing for the mic wiring diagram with color coded wires for my Pace CB 143 mobile cb radio, it's in Sams PhotoFacts CB Volume 79, which I'm missing. Any help would be much appreciated... Beachcomber
View ArticleGather ye radios while ye may
Just another FYI - I'm seeing Chinese manufacturers quoting 10-25% higher for products in the last couple of months and shipping costs have skyrocketed - containers are costing 50% more to get them...
View ArticleTiger 40A
View attachment 48389 Wow, what a radio! Maybe the best NB and ANL I’ve heard. Beautiful,loud and clear XMIT audio. Have been told it sounds FM like. Love it.
View ArticleAnother "dumb question"....
Near me.... have found a Uniden PC68 on Facebook Marketplace. Literally $4. Do I have to have it??? No. Can I assume it to be broken? Probably. It IS however... not a business... just a home owner......
View ArticleClear channel ranger ar-3500 no receive! Help!
Hello to all, I have a recieve issue on my Ranger AR-3500 radio,maybe someone could help me shed some light on what's going on, I have transmit with audio all bands, but there is no sound coming from...
View ArticleIt’s Pink!
View attachment 48388 I did not clip this radio, just turned up VR4. This thing sounds great! I’ve had a lot of the guys in our local group tell me it sounds like a tube radio, which most of us run....
View ArticleCobra 148 GTL - L44 info?
Hi there, I have a radio with a corroded and disintegrated L44 RF choke / inductor. (along with several other parts on the board) The service manaul does not have a parts list from what I see. The...
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