Transistorized VU (CB21729E)

The instrument of this circuit can be a common microammeter. The circuit has its operating point adjusted in the trimpot.

B5W LA01 Reflective Convergent Light Sensor (COM037E)
Is already availablefrom Mouser Electronics is the new reflective B5W-L01 sensor for convergent...
Very Low Frequency Oscillator (CB19364E)
This oscillator with signal amplitude adjustment generates a 6.5 Hz signal with the values of the...
TTL Optical Sensor Shield (CB6031E)
This circuit allows coupling optical signals to a TTL input with excellent performance. Among the...