Vacuum tube power amplifier switchable between push-pull and...

Details Vacuum tube power amplifier switchable between push-pull and... Vacuum tube power amplifier switchable between push-pull and...

2007-02-06

2007-02-06

Choe, Henry (Department: 2817)

Amplifiers

Including a push-pull stage

Coupling to or from cathode in push-pull

C330S276000

Reexamination Certificate

active

10893177

ABSTRACT:
A vacuum tube power amplifier with a user-operable switch and a single output transformer which selectively provides push-pull or single ended configurations for driving a loudspeaker.

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DE Search Report from a corresponding foreign application, Application No. 10,2005,033646.9 dated Feb. 16, 2006.

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