[aprssig] D7 Battery Life

Patrick Green pagreen at gmail.com
Sun Mar 30 14:50:32 EDT 2008

I find that the transmission of packets is has the least bearing on battery
life.  It's the RX with the TNC that kill it.

73 de Pat --- KA9SCF.

On Sat, Mar 29, 2008 at 8:48 AM, Bob Bruninga <bruninga at usna.edu> wrote:

> >> I've heard that the battery life is a bit short.
> > Abysmally so
> I wouldn't say it that way.
> Its life is no different from any other HT if you set it up right.  But
> the reason for having the D7 is not to be like any other HT, but to be doing
> all of these things at the same time:
> 1) Monitoring 144.39 for APRS
> 2) Not using power-saver mode (NG for packets)
> 3) Monitoring 144.39 for Vlice Alert calls (VOL up)
> 4) Using Band B for other voice traffic (VOL up)
> 5) Not using power-saver mode on band B either
> 6) Keeping the TNC running all the time
> 7) Transmitting packets periodically.
> Now, if you want to compare the D7's battery life with any old garden HT,
> then turn off 1,2,3,5,6,7 and keep only 4 running.  Then you will find that
> its battery is no different from any other HT.
> Also, you can buy aftermarket NIMH packs that have TWICE the capacity of
> the original that are the same size package.
> My experience is that my D7 will easily last the few hours of most special
> events, though taking a spare battery is always the prudent thing to do.
> For normal non APRS operation, you can turn off the TNC and band A with
> only two key presses.
> Bob, WB4APR
> _______________________________________________
> aprssig mailing list
> aprssig at lists.tapr.org
> https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.tapr.org/pipermail/aprssig_lists.tapr.org/attachments/20080330/521eb1b8/attachment.html>

More information about the aprssig mailing list