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That was a common failure, I have seen 2 other early 2970 radios that did this.
That amp on the bottom just continually heat cycled the radio creating broken solder joints.
I don't like radios with PA's strapped on the bottom, never have.
73
Jeff
As the window closes....
This year has seen some warm temperatures and as a result the snow melt flow over the falls is epic.
Another shot from last week
73
Jeff
Have they addressed your lost tube?
If I read correctly they are going to continue to build and sell new tubes, just no more rebuilding.
Seems like soon the only choice is going to be solid state.
Thanks for sharing
73
Jeff
Let me explain, I brought this out of the Sams thread because it looks like a cool mod and It should have it's own thread..
The link hpssb posted is very detailed.
73
Jeff
It takes a lot.
One really has to be a total asshat to garner serious attention from them.
There's not enough money in CB enforcement to make it worth the time, so if they are looking for you, you seriously screwed up.
Look at guys like John , motor mouth maul he's not hiding.
Just about the...
Recent image from our friends up in Yosemite National Park.
The 2026 Firefall.
For a few days in February, as the sun is setting there's a brief window when the sun shines through the Horse Tail Falls and ilumanates them as if its were fire.
People travel from all over the world to capture this...
My bad, I wrote 2290
Covered in paint to obscure the number?
I hate when these guys do that crap.
You can desolder the base and collector tabs and test all 4 transistors and go from there, one of them may have failed open.
With Toshiba transistors they were consistent, you could just swap out...
The schematic and block diagram can be found here on the forum in the tech section.
Click on the link, go to categories, click on Uniden, then Washington.
https://www.worldwidedx.com/ims/
73
Jeff
Holy crap
Last time I bought these they were about $6
Now $15 on Amazon!
https://www.amazon.com/Adapter-PL-259-Female-SO-239-Connector/dp/B0FZ62Z86R
$45 bucks is ridiculous for 3 adapters......
You are probably better off going the coax adapter at that cost...
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