Tec-Ni-Chat

🇺🇸 22 Years and Still in Our Hearts: 9/11 🇺🇸

It's hard to believe it's been 22 years since that fateful day. Each anniversary, I find myself reflecting on where I was, what I felt, and how the events of 9/11 shaped the world we live in today. I imagine many of you do the same.

Today, let's come together to share not just our memories, but our commitments to make the world a better place in honor of those we lost.

Information on DTMF

DTMF – Dual-Tone Multi-Frequency Tones Today we are going to talk about DTMF, where it came from, how it works and what it is used for both in and out of amateur radio.