| 摘要 |
FIELD: electricity.SUBSTANCE: invention can be used in electronic devices for generation of voltage pulses. Variable amplitude pulse generator comprises AC voltage source, diode, capacitor, load resistance, wherein between diode and load resistance connected in series with AC voltage source, there is a transistor performing function of a switch, and in parallel to AC voltage source and diode there is a capacitor and a transistor control unit consisting of a comparator, reference voltage source, a flip-flop and a timer, wherein first input of comparator is connected to positive terminal of capacitor, its second input is connected to output of reference voltage source, comparator output is connected to input of flip-flop, output of which is connected to transistor base and timer, flip-flop reset input is connected to output of timer.EFFECT: production of voltage pulses with given parameters in wide range of amplitude from zero to maximum amplitude of supply voltage and given pulse duration.1 cl, 2 dwg |
