This circuit was found in the January 1999 issue of Electronics Now magazine. The circuit uses an integrated circuit from the period and has earphone listening.
This circuit is from a 1965 Motorola documentation. The transistors are of the time as is the...
This circuit was found in a 1966 General Electric book. The triac and the day are from that time...
The purpose of this circuit is to modify the sound of organs so that they resemble the sound of a...