[Amps] Tubes 201

Peter Chadwick g3rzp at g3rzp.wanadoo.co.uk
Fri Jul 28 06:55:58 EDT 2006


Two questions:
1. In xenon rectifiers such as the 3B28, how pure did the xenon have to be, and what was the result of contamination?
2. Early tubes were often deliberately 'soft' because they made better detectors. Why? (anode voltages of about 60 volts max were used)
73
Peter G3RZP


More information about the Amps mailing list