Should be 3 volts. It is it then look for corroded traces. The IC-M11 was almost the same product but a VHF Marine radio. It used to get water under the top and the logic board feed troughs would corrode open. Gary K8IZ : >Yup, >Anyone know what the voltage is for sure on this puppy? > Gary Fiber K8IZ GROL PG-19-6691 Washington State Resident