Oscillators – Combined with particular output coupling network
Patent
1981-01-22
1984-01-10
Grimm, Siegfried H.
Oscillators
Combined with particular output coupling network
331108D, 331143, 331179, 331DIG3, H03K 303
Patent
active
044255535
ABSTRACT:
A low frequency pulse generator apparatus utilizing an R-C timing network which includes a plurality of selectable capacitors to provide frequency pulse rates over a predetermined range. A counter which may be set to count a finite number of pulses, controls the generated pulse total.
REFERENCES:
patent: 3701040 (1972-10-01), Borrevik et al.
patent: 3733556 (1973-05-01), Minton
patent: 4110701 (1978-08-01), Medwin
Butt, "Emphasized Beat Metronome", Practical Electronics, vol. 14, No. 13, Sep. 1978, pp. 1010-1013.
Kartalopoulos, "Inexpensive TTL Chip Makes a Versatile Oscillator Circuit", Electronic Design, vol. 23, Jun. 7, 1975, p. 90.
Grimm Siegfried H.
Singer Donald J.
Stepanishen William
The United States of America as represented by the Secretary of
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