Mercury Vapor tubes produce 120 Hz hash just like florescent lamps (old style).
73
bill wa4lav
________________________________________
From: amps-bounces@contesting.com [amps-bounces@contesting.com] On Behalf Of
kb5gt@cableone.net [kb5gt@cableone.net]
Sent: Saturday, October 30, 2010 9:04 PM
To: amps@contesting.com
Subject: [Amps] Rectifier Noise
Might have been thinking about thr radio frequency noise generated by mercury
vapor
rectifier tubes. Small radio frequency chokes were used in series with the plate
connection to the rectifier tubes. See Radio Handbook, tenth edition, page 331.
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