Universal Preamplifiers using – NE5532 – LM382 – 741
You have a good power amplifier and speaker. You are listening to music. But the sound is very light. The problem has many reasons. One reason for the problem is…
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January 26, 2018
Simple Electronic Stethoscope circuit
Simple Electronic Stethoscope circuit
This is Electronic Stethoscope circuits. Usually the stethoscope is a medical device that listens to the heartbeat. Which we can make it with the least amount of electronic equipment so easy to make.
August 26, 2017
Low noise pre tone control circuit using 4558 – NE5532
This is low noise tone control circuit using 4558 or NE55532, easy make with one PCB layout board, can adjust bass treble mid volume,also use to microphone.
August 14, 2017
Passive tone control circuit
The Passive tone control circuit, to adjust bass-treble with no the expansion, use equipment R and C only, to filter frequency,easy without power supply! [...]
April 28, 2017
TDA1524 | Datasheet | Stereo-tone and Volume control circuit
The Mini stereo tone control circuit with IC, circuit diagram use just IC-TDA1524 and a few parts, It adjust Volume, Balance, Bass, Treble in small circuit
April 1, 2017