Research/Patents/US 4628255
US 4628255

AGC TECHNIQUE FOR SPECTRUM ANALYZERS

Assignee

Filed

Dec 8, 1969

Granted

Dec 9, 1986

Location

Abstract

An automatic gain control system is disclosed which utilizes a voltage coolled vario-losser means to vary the AGC System output. The control voltage is derived from the lowest detected level from any of a plurality of narrow band pass filters, such as the monolithic crystal type now available, each of which has a different peak transmittance frequency which is close to but different from a frequency of interest.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Mar 12, 1982

Rescinded

Jun 17, 1985

Duration

3 years, 3 months

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records