Posts

Ultraviolet erasable memory chips

Vibration sensor made from a piezoelectric transducer and an LM358 microcircuit

Directional microphone with reflector and 3-transistor amplifier

IRF540Z single transistor RF induction heater

Power regulator on the triac BTA16-600

Longwave radio transmitter on one transistor 2SK30A

How to assemble and configure SSB power amplifier 3.5-30 MHz