Here are some of the popular rotor interfaces in no particular order.
LVB Tracker from AMSAT https://www.amsat.org/product/lvb-tracker-complete/
ERC-M http://www.vibroplex.com/contents/en-us/d79.html
EA4TX controller https://ea4tx.com/en/products-page/ars-usb/
Fox Delta ST2 http://www.foxdelta.com/products/st2-rs232.htm
Green Heron RT21 https://www.greenheronengineering.com/RT_Overview.php
Dave-KB1PVH
Sent from my Galaxy S9
On Wed, Dec 19, 2018, 12:41 PM James Brown <jimki6wj@sbcglobal.net wrote:
What choices are there for G5500 rotator control via USB?
Recently tried ERC M but it failed and support is poor!
Jim _______________________________________________ Sent via AMSAT-BB@amsat.org. AMSAT-NA makes this open forum available to all interested persons worldwide without requiring membership. Opinions expressed are solely those of the author, and do not reflect the official views of AMSAT-NA. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb