This two-microphone amplifier was found in a April 1961 Radio Electronics Magazine. The circuit is powered by battery and has a 600-ohm line output.
The I2C EERAM Memory is a Low - Cost NVSRAM that Eliminates the Need for an External Battery to...
This circuit for incandescent lamps was found in the February 1972 Radio Electronics magazine. The triac is...
This circuit uses a diode as a sensor, activating a relay when a certain temperature is reached. The...