All articles

A New Low-Noise Circuit Approach for Pentodes

Author(s): Blöhbaum Frank

In the tube world, it is taken for granted that if you want a low noise amplifier you don't use a penthode; penthodes have higher noise and more 3rd harmonic...

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Letter to the Editor Dave Kimber

Letter to the Editor Dave Kimber and Burkhard Vogel. Burkhard Vogel and Dave Kimber commented on Frank Blöhbaums article in Vol 0 A New Low-Noise circuit...

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Letter to the Editor Burkhard Vogel

Author(s): Vogel Burkhard

Letter to the Editor Burkhard Vogel Burkhard Vogel comments on two articles in Vol 0: Frank Blöhbaums A New Low-Noise circuit approach for Pentodes; Joachim Gerhards...

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Partition Noise and the ‘BestPentode’ Revisited

Author(s): Blencowe Merlin

In Linear Audio Volume 0, Frank Blöhbaum proposed an interesting circuit for use with pentodes, which he called ‘BestPentode’. Blöhbaum claimed that this...

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