Hey Rick

You have to build a custom cable and you have add a capacitor and resistor to the inside. Instruction are at the very bottom of this url.

http://www.tigertronics.com/sl_wirebm.htm

Hope this helps.

73 Wyatt AC0RARichard Lawn rjlawn@gmail.com wrote: I'd be interested in hearing from anyone who is using WSJT with an FT-847 and Signalink USB interface. I'm having no luck getting PTT to work.

Rick W2JAZ _______________________________________________ Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb