Reviews

MOSFET mod for Cobra 2000

Took 30 minutes to have my radio working again after I blew the final. This is the 3rd radio I have
Date Added: 02/13/2023 by Donald G.

MOSFET mod for Cobra 148

Took 30 minutes eo have my radio working again after I blew the final. It's now much better than bef
Date Added: 02/13/2023 by Donald G.

Goldstar OS-7020A

all the information I needed to get it working again. A+
Date Added: 02/13/2023 by Donald G.

Cobra 29 repair book fast and easy

Very well written and most informative. Detailed instructions to find the problem.
Date Added: 05/01/2021 by LEE S.

Cobra 25 repair book fast and easy

Very well written and most informative. Detailed instructions to find the problem.
Date Added: 05/01/2021 by LEE S.

Accurate Instruments 157 Tube Tester Schematic

I like DIY amplifier, because I need manuel accurate tube test model 157 .
Date Added: 09/27/2009 by nguyễn hùng

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