"Chris,
Thanks for your reply.
I did not know what OPTO meant until about 11:30 last night.
I finally figured it out.
Everything is good now.
This is why I am building my own rather than buying a RTF.
I have been in RC for 25 years, but this is my…"
"I need some guidance.
Using AR 8000, SS V 700, Spider 30 amp ECS.
Set throttle to max, plug power to esc....I get a few very faint beeps and no power up of receiver.
I have plugged separate battery to receiver with test servo and everything works…"