FIELD: radio engineering.
SUBSTANCE: device for control of powerful signals amplitude, comprising the first low pass filter, input of which is input of device for controlled signal, the second low pass filter, outlet of which is outlet of device, bipolar transistor, emitter of which is connected to inlet of the second low pass filter, resistor, one of outlets of which is connected to base of bipolar transistor, and inlet of control signal, additionally comprises semiconductor diode, one of outlets of which is connected to base of bipolar transistor, and the second one is connected to inlet of control signal, and collector of bipolar transistor and the second outlet of resistor are connected to outlet of the first low pass filter, besides to control amplitude of positive polarity pulses, n-p-n transistor is used, and anode of semiconductor diode is connected to its base, to control amplitude of negative polarity pulses, p-n-p transistor is used, and cathode of semiconductor diode is connected to its base.
EFFECT: development of device for control of amplitude of powerful unipolar pulses able to operate from generator of powerful pulses both with low and high outlet resistance.
3 dwg
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