[aprssig] Thd72a power

Andrew Rich vk4tec at tech-software.net
Sun Jan 16 04:44:12 EST 2011

In fact the manual says do not TX from the volts in when the battery is 

And only charge the battery with the radio OFF

and then a car adaptor from kenwood says it is ok to use and charge the 
battery at the same time.

I am confused

- Andrew -

----- Original Message ----- 
From: "Andrew Rich" <vk4tec at tech-software.net>
To: "TAPR APRS Mailing List" <aprssig at tapr.org>
Sent: Sunday, January 16, 2011 7:16 PM
Subject: [aprssig] Thd72a power

> When I run the ht off battery only the ht will emit 5 watts
> When I run th ht off a power supply that can not supply the required amps 
> to tx, the radio resets
> I would have thought the ht would draw power from the battery with power 
> applied ?
> Maybe kenwood have designed it differently ?
> So the power socket on a thd72 must not be a low current charger but a 
> full psu ?
> Andrew vk4tec
> Sent from my iPhone
> Andrew Rich
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