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Old 03-18-2009, 08:48 PM
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wa2ise wa2ise is offline
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Quote:
Originally Posted by Don Lindsly View Post
Nuvistors They were used exclusively in tuners and industrial front end applications.

Compactrons used conventional tube technology and usually combined several applications into a single envelope.
Audio people like Nuvistors for microphone and phono (record turntable) preamps, IIRC less "microphonic".

I've heard that compactrons had shiny insides to the plates, to reflect some of the infra-red heat radiation back to the cathode, thus allowing the use of a little less heater power.
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