Electric lamp and discharge devices: systems – With cathode or cathode heater supply circuit – Pulsating or a.c. supply to the cathode or heater circuit
Patent
1988-12-06
1990-07-03
Pascal, Robert J.
Electric lamp and discharge devices: systems
With cathode or cathode heater supply circuit
Pulsating or a.c. supply to the cathode or heater circuit
315174, 315226, 331 40, H05B 3700
Patent
active
049394231
ABSTRACT:
Apparatus for reducing the effects of beat frequencies in systems having multiple oscillators wherein a wide band frequency modulator operates to alter the frequency supplied by one of the oscillators at a rate high enough that any beat frequencies occur at rates undetectable to the human eye.
REFERENCES:
patent: 4791337 (1988-12-01), Murata
Honeywell Inc.
Pascal Robert J.
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