Getting heavy ign interference. Radio operation is reported good on radio checks.
*** stainless 6' antenna with coil
swr's are good.
93 s10 blazer 4.3 cpi automatic eng running condition good.
Antenna is hard mounted on roof at center
coax is run in large loop around roof of truck with no tite coils.
System voltage is 14.4v running
relocate antenna farther from ign coil at rear of roof ?
Run radio power and ground straight to batt.?
Optima yellow top batt is located in back of truck