Both diode gates use the diodes on their input lines ... The diode bridge mixer or ring modulator is a circuit using four diodes in a superficially similar configuration to that you’d find ...

Then knowing he needed 4 mA to power each LED for backlighting he used some 1978 vintage current limiting diodes designed ... a current limiting circuit using a JFET and feedback potentiometer ...

Understand the importance of using a freewheeling diode to prevent voltage spikes and ensure proper energy discharge in ...