DTMF Decoder (CB25048E)

This circuit was found in the 1987 Radio Electronics magazine. The components used are integrated circuits of the time.

| Clique na imagem para ampliar |

Microchip’s Wi-Fi® SDK with Apple HomeKit Support Now Available
Fully-Certified Software Development Kit Leverages Hardware-Based Calculations to Create Fast,...
Infrared Remote Control Transmitter (CB18696E)
This transmitter for modulated infrared remote control was found in documentation from the 90s....
Secret Combination (CB9879E)
This game aims to make you discover which is the combination of activated switches that make the...