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inter-lock 8 SPDT, use 3 rank. So
get 1-83dB step 1dB, 83-121dB 2db step
useful for testing audio and the 455khz IF amplifier.
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Click Image to Enlarge
inter-lock 8 SPDT, use 3 rank. So
get 1-83dB step 1dB, 83-121dB 2db step
useful for testing audio and the 455khz IF amplifier.