Reason for not being able to hook up the tach wire MEGA 450

[Keith 944]

Originally Posted by Tom DePascale

So let me see the antenna is hooked to radio then to the delay box to the counter to power supply to trans brake button to activate?

from the antenna, it goes through the easy button, then the radio, then the PQ 38 earth shattering modulator, then to the delay box to the counter to power supply to trans brake button to activate. You just missed a few steps....
there may be a few more circuits in there but I wired it a long time ago and I am old now and easily forget things