Thanks all the input, I've been out of radio for 15 years and seems my diagnostic skills have gone on vacation. I have checked the fuses at the battery since this is mobile. I don't have a seperation

Started the truck no restart on the radio. Checked voltage when I key up it drops 3vdc. This pulles a lot more than what I took out. Of course maybe not so bad, at least I won't run my battery down wh

No expansion cable, yet. No tuner since no HD is connected. Sent from AT&T Yahoo Mail on Android

Forgot to mention it's in my pickup. I'll check the voltage. This is replacing my kenwood tm-733, untill I get it fixed, lost vhf xmit. Sent from AT&T Yahoo Mail on Android

Just got a new ic 7000 installed don't have the HD antenna attached, but the vhf/uh is. While in vhf mode I key up, the radio shuts down and restarts. Is this caused by tmnot having a HD antenna attac

Last date on his website was 2021.

Any updates on the opc-1443 or a substitute? Thomas McCain KC5ETW