Toss (CB20959E)

This game was found in an old Popular Electronics. The unijunction transistor can be 2N2646. The supply can be done with voltages from 6 to 12 V.

| Clique na imagem para ampliar |

Electric Photosensor (CB17154E)
This circuit can be used in traffic alarm systems. The relay trips when the light falling on the...
Unit gain high pass filter (CB7573E)
This filter was found in documentation from the 90s. The cutoff frequency is 2900 Hz. Changes can be...
Series MT Micro Switches
June 2017 - New Honeywell MT MICROSWITCH Series can be ordered from Mouser Electronics for...