Description
This kit consists of two solder kits to build a DTMF encoder and a DTMF decoder circuit. The encoder is a shield for an Arduino Uno and the decoder is an 8870 interfaced to a PIC. We show the states of the data lines with LEDs and display the last digit dialed on a 7 segment display.
Watch the training here for free: (US Active Duty EOD and PSBT only)
https://www.eodmaker.com/course/live-training/
