I have a reconditioned Astro I got from Garmin about 15 months ago when my previous one quit working. Is there any need for me to update it on the Garmin site? It still works okay although I do lose signal from a collar or two even when the dogs are close. Is this something I can fix with an update?

I know there were significant issues with these collars when they first came out, but was wondering if Garmin has resolved the problems. I need two more collars soon but am not interested in spending the best part of $500 if there not dependable.

I have two DC-30's that start up okay, showing full battery and gps signal. Once the dogs get out 50 yards or so, I start having problems. A question mark shows up, and on the gps signal strength bar I get one or two red boxes. With one collar, that's it for the day. The other will occasionally pick ...

I have been using my garmin with two 30 collars on my beagles for five months now and am more then satisfied with their overall performance. However I have had two experiences that have me wondering about their reliability in some situations. In both incidents my dogs were running hare in a club ...

Although long, this article is a great read and refutes much of the accepted "
wisdom" often cited about wolves.

http://wolfcrossing.org/blog/wp-content ... ie-no1.pdf