This TTL circuit generates a 100 MHz signal for digital instruments. The CI is not easy to obtain, being of the high speed MECL type. The circuit is from a 1972 Motorola manual.
This circuit operates with an AM radio tuned to or near 900 kHz if there is a station at this...
This circuit was found in a 1965 General Electric documentation. SCRs and unijunction may be...
Found in a 90s Popular Electronics, this circuit uses a simple 9 V source. The power can be used...