This 1950s audio amplifier uses output tubes of type 1625 in its output stage. The Class B circuit provides a few watts of power and uses transformers that are not readily available today.
This oscillator produces short duration pulses using a PUT. The circuit is from a Radio...
This is a one-channel application for the Texas Instruments TMP390 sensor obtained directly from...
With this circuit you can control up to 3 A of LEDs in different sequences, using a PWM...