[aprssig] New USB version of CCW APRS TNC Digi Tracker
Chris Moulding
chrism at crosscountrywireless.net
Thu Mar 10 15:44:16 EST 2011
We have now built up enough stock to finally release the new USB version
of our APRS TNC Digi Tracker.
It now has a USB port so that it can work with modern laptops, notebooks
and PCs.
It can be powered by either the 12V input on the 9 way D type radio port
or by the 5V feed through the USB port. This makes it very easy to use
with a notebook and handheld. The Digi Tracker is powered through the
USB cable and the Tx, Rx audio and PTT lines are connected to the
handheld radio.
It comes with a built in Sirf III GPS receiver with a SMA connector for
an external GPS antenna.
I've been using the prototype in my car over the last six months as a
tracker. It's fun to have the option to plug a USB cable between the
Digi Tracker and notebook for lunchtime portable APRS operation.
I've updated the web page with more details and an Operating Manual of
the USB version:
http://www.crosscountrywireless.net/aprs_tnc.htm
I've also made a new web page for the APRS Messenger Lite freeware
program that can program the new version using any PC Comm port up to
Comm 255 and also run as a receive only igate as well. The new web page is:
http://www.crosscountrywireless.net/aprs_messenger_lite.htm
73,
Chris, G4HYG
--
Chris Moulding
Cross Country Wireless Ltd
7 Thirlmere Grove, Bolton, Lancs, BL4 0QB, UK
Tel/fax: +44(0)1204 410626
Mobile: +44(0)7752 391908
Website: http://www.crosscountrywireless.net
Company registered in England and Wales number: 7431559
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