For Sale


SERVICE & OPERATING MANUAL 

for the BOGEN Challenger CHB 35A Amplifier.


Amp schematic diagram on an 11" X 17" center page. 

Five other regular sized pages have information for tube replacement, balancing output tubes mic and phonograph input connections, output, controls, operation,...

  • Power Consumption
  • Hum and Noise
  • Gain 
  • Sensitivity 
  • Input & Output Impedance  
  • Tone Control Action 
  • TUBES: Each tube number is given 
  • Dimensions 
  • Weight 

    • Complete, clear reprint.


    Airmail Shipping

    No customs import duty for this shipment. 

    Protected in a waterproof covering and a well sealed package with a cardboard insert.

    Thank you from Canada.