Oscillators – Negative resistance or negative transconductance oscillator
Patent
1982-06-04
1984-11-27
Grimm, Siegfried H.
Oscillators
Negative resistance or negative transconductance oscillator
331140, 331167, 333215, H03B 526
Patent
active
044853564
ABSTRACT:
A low frequency sinusoidal oscillator, comprises a circuit which contains operational amplifiers, resistors and capacitors and has no inductor. The circuit, however, operates as an inductor. The circuit is arranged to resonate at a frequency which may be chosen by acting on only one component which preferably is a resistive component.
REFERENCES:
patent: 3573647 (1971-04-01), Antoniou
patent: 4091340 (1978-05-01), Greaves et al.
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