This squelch circuit is placed at the input of the single receiver audio amplifier stage. Its purpose is to silence background noise. The circuit is from an 80's documentation.
This transistorized signal injector was one of the first that we found using the well-known...
This circuit consists of a small inverter to light a low voltage neon lamp. The circuit is from a...
July 2017 - Texas Instruments' new 8-channel digital switches for I2C applications can be found at...