Product detector (CB9684E)

Found in Motorola documentation from the 1980s, this circuit employs an integrated device from that time, which is unusual today.

| Clique na imagem para ampliar |

2.5 W Transistorized Amplifier (CB1316E)
This amplifier with complementary symmetry output and good sound quality was found in...
Simple Metal Finder (CB18300E)
This simple metal finder uses a 100 uA indicator. The exploration coil must be constructed in a...
Musical Doorbell (CB12314E)
This circuit is from a 1988 publication, but we can assemble it with some component changes. For...