[amsat-bb] Re: usb to serial adapter woes

2010-04-29 Thread Larry Gerhardstein
Problem reported in this thread solved. Bought and installed two optical isolators. One in ICOM serial line and one in GS232/G5500 serial line. Rotor position now reading correctly, but there was one more issue. Cables that I believed to be straight through were not; they were null modem.

[amsat-bb] Re: usb to serial adapter woes

2010-04-15 Thread Larry Gerhardstein
Jim, et. al., Thanks for the advice. However, after installing the USA-49WG and driver install for Windows 7 with help from Tripp Lite technical support, my system still does the same thing. I plug the serial cables to both rotor and transceiver digital interfaces and then to the 49WG and

[amsat-bb] Re: usb to serial adapter woes

2010-04-11 Thread Gary Joe Mayfield
Do you have any PCI or similar slots? The card has worked well for me. 73, Joe kk0sd -Original Message- From: amsat-bb-boun...@amsat.org [mailto:amsat-bb-boun...@amsat.org] On Behalf Of Larry Gerhardstein Sent: Saturday, April 10, 2010 6:37 PM To: amsat-bb@amsat.org Subject: [amsat-bb]