This circuit with TTL compatible output was found in a 1968 US documentation. The circuit is powered by 5 V and the frequency can be changed by changing the crystal.
Found in Motorola documentation from the 1970s, this circuit makes use of period components. The lamp is...
January 2017 - Texas Instruments' new 16-Bit SAR (Analog to Digital Converter) DC is available from...
This VCO with a common operational amplifier was found in an old American documentation. The...