Digital recorder ISD1016 (CB7963E)

Found in a Popular Electronics from the 90s, this digital recording circuit uses an unusual integrated circuit today.

Precision Controlled Oscillator 555 (CB25516E)
This circuit is interrupted when S1 is pressed. The frequency is given by C1, which can be...
a Fluorescent Rhythmic Light (CB4324E)
This simple rhythmic light circuit uses a 110 V to 220 V transformer and can hold a good number of...
CPC2907V Solid State Relay 60 V x 2 A
August 2017 - The new IXYS solid state relay CPC2907B from IXYS is currently in stock at Mouser...