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I've always liked the compact size. I have both the TRC-453 and the TRC-465. I also have the older TRC-451. Very similar pc board and layout, but bigger. I collect older CB's and fix them up then put them on a shelf.
What would You like to know. I have mods to improve the ALC and AMC control. This gives You more SSB power and more modulation on AM, without eliminating the limiter circuits. For Better ALC range replace jumper JP-5 with a 2.2k ohm resistor. Adjust ALC pot for 12 watts. Replace R-151 and R-152...
I just purchased on of these little gems. It was partially modified. So I did the proper frequency and clarifier mod and it now works great. Audio is a little flat but the size of the audio transformer might have something to do with that. I set the vco so it covers 26.800 to 28.400 ish. Wattage...
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