Cryogenically-cooled radio-frequency power amplifier

Details Cryogenically-cooled radio-frequency power amplifier Cryogenically-cooled radio-frequency power amplifier

1989-11-03

1991-04-23

Mottola, Steven

Amplifiers

With semiconductor amplifying device

Including push-pull amplifier

357 74, 330277, H03F 326, H03F 316

Patent

active

050103040

ABSTRACT:
A cryogenically-cooled RF power amplifier utilizes a plurality of metal-oxide-semiconductor field-effect transistors configured on a heat sink having at least one surface in contact with a cryogenic fluid, and having input means for coupling RF driving power into the plurality of cryogenically-cooled MOSFETs and output means for coupling an amplified level of RF power from the cooled MOSFETs to an antenna.

REFERENCES:
patent: 4097814 (1978-06-01), Cohn
patent: 4590617 (1986-05-01), Kraemer

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