This circuit was found in the 1991 Electronics Experimenters handbook. It can be used to display RGB signals on old NTSC televisions.
This circuit was taken from recent English documentation. The circuit uses a 500 uA microammeter as an...
The coil is formed by 70 + 5 turns of 6 to 30 AWG wire on a 1 cm to 10 cm ferrite core. The...
This circuit has a 2 V full scale using a 4-and-a-half-digit A / D converter. The circuit is...