Voice Control Tank Model Circuit Introduction
The voice-controlled tank model introduced in this paper has the characteristics of simple circuit, light and flexible structure and convenient production. The use of whistle or applause can control the tank to retreat and move in any direction, suitable for young radio enthusiasts to carry out scientific and technological activities.
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After the power supply, touch the negative pole of the battery with the other end of the wire to see if the bistable circuit can be turned over. The circuit should be flipped once every time it is touched, and the relay is relayed.
Bad. The amplification part adjusts R4 so that the voltage of the BG1 collector to ground is about -4 volts, and the voltage of the BG2 collector to ground is about -8 volts. BG3 works in the switch state, this level does not
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