13:53

Telephone Central Office Simulator

Gadget Reboot

Shared 21/11/2022

10:15

MT8870 DTMF Decoder Module - Arduino Test with PWM Audio Synth Tones

Gadget Reboot

Shared 05/02/2020

09:59

GR Mailbag 20.JA.31

Gadget Reboot

Shared 31/01/2020

04:17

MT8870 DTMF Decoder with Phone Line Interface

Gadget Reboot

Shared 15/08/2022

11:05

Mailbag Aug 2022

Gadget Reboot

Shared 12/08/2022

07:57

DTMF Decoder and Phone Audio Matrix Switching

Gadget Reboot

Shared 19/03/2024