This power supply has a resolution of 10 pA in the current range from -100 to +100 nA. The circuit is from a 90s Electronic Design operating with voltages from -4 to +3.5 V.
This circuit indicates a digital value through a moving bar. The circuit is TTL and must be...
With this circuit, a well known configuration, small speakers and even low-impedance headphones...
The circuit presented was obtained in a technical documentation from National Instruments. The...