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Posts tagged ultrasonic transmitter

Ultrasonic Equipment

Ultrasonic Equipment circuit using IC CA3140, NE555

How to Make Electronic Circuits to drive the rats, mosquitoes and other animals

This circuit functions with inaudible (ultrasonic) sound. Frequency to 20 kHz sound was heard by humans. The sound frequencies above 20 kHz is called ultrasonic sound. Described a series of produce (emit) ultrasonic sound frequencies between 40 and 50 kHz. Like the remote control system is also cirucit consists of a mini transmitter and receiver […]

Timer Circuit using LM555 part 5

Timer Circuit using LM555 part 5

Audio Frequency Sensor Schematic

Audio Frequency Sensor Schematic using Transistor and IC  2N5086, LM3389 Audio Frequency Sensor Schematic Sensor noise for the safety of ultrasonic sensors for detecting the presence of noise in the capture tool for air propagation.

Guitar headphone amp circuit

Guitar headphone amp circuit using NE5534, OPA2604, MJE340, MJE350 If you intend to use the headphone amp circuit with guitar

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