Found in a 90s Hands On Electronics, this small preamp finds applications like microphones and other sources. Its gain is 3 dB with a response of 120 to 20 000 Hz.
This circuit fires when the light intensity on the sensor drops below a certain level. The trigger...
This circuit consists of a decoder for remote control that allows the activation of 10 channels based...
This circuit is used to test PNP or NPN transistors giving the status indication through LEDs. The...