This preamplifier circuit for turntable cartridges was found in the March 1994 issue of Electronics Now magazine. The circuit is suitable for magnetic cartridges.
This circuit can be used to test zener diodes up to 25 V using a standard multimeter. The voltage...
This circuit without any capacitor operates based in the time the transistor need to turn on. The...
This circuit is suitable for recovering vinyl media, having been found in an old sound magazine from...