Microphone Circuit with tone control using TL072
Posts tagged electret mic preamp circuit balanced outputs
Portable Mic Pre-amp 2 transistor
Portable Mic Pre-amp 2 transistor using BC549C, BC547B
Servo Motor Controlling with trimpots
Servo Motor Controlling with trimpots Servo Motor Controlling with trimpots
Printed Circuit Board Design and Method
An apparatus and method for providing a vented blind via in pad of a printed circuit board (PCB). A vent in the blind via in pad to allow gases formed during reflow soldering to escape from the solder joint. In one embodiment, the vent extends from the outer edge of the pad to the blind […]
Microphone circuit
Microphone circuit
Audio amp
Audio amp using BC556, BD830, BC548, BC556A, BDV67c, BDV66c