Found in a 1968 Electronic Design, this circuit makes use of an unusual ultrasonic delay line today.
August 2017 - This new component of On Semiconductor is available from Mouser Electronics. This is an...
TDK's TAS Series Magnetic Angle Sensors can be obtained from Mouser Electronics. The components...
This circuit is from an 80's documentation. The BC108 can be replaced by the BC548 and the 2N3055...