Науково-Дослідний Інститут Побутової Радіоелектронної Апаратури
Научно-Исследовательский Институт Бытовой Радиоэлектронной Аппаратуры
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Priority to UA4859605ApriorityCriticalpatent/UA6684A/en
Publication of UA6684ApublicationCriticalpatent/UA6684A/en
Testing Electric Properties And Detecting Electric Faults
(AREA)
Abstract
The device comprises a generator, a loud-speaker under test electrically connected with an amplifier connected in series, a high-pass filter and a rectifier, three flip-flops, a divider, an electronic bug and a blasting indicator, two comparing unit, a pulse shaper, an output amplifier, a peak detector, a scale-of-two circuit, a side tone indicator.
UA4859605A1990-08-161990-08-16Device for checkup of loud-speakers for blasting and side tone
UA6684A
(en)
Amplitude stabilization of microwave signal source(Microwave signal source amplitude stabilization, analyzing circuit with doubly balanced electronically regulated attenuator with p-i-n diodes)