9-15B6 C
A received signal on a MF/HF transceiver breaks up rapidly and repeatedly. The signal alternates between mid scale and zero on the "Signal" meter. What is the most likely cause?
A. Intermittent gain in the AF amplifier circuit.
B. The squelch sensitivity control is set too high.
C. An intermittent connection between the antenna and coupler.
D. The AGC circuit has malfunctioned.
