GMDSS Maintainer: Element 9

1. A The AF Power Amplifier (PA) may be malfunctioning when the transmitter operates in the high power mode.
2. B Negative feedback in the PA stage may be preventing high amplitude oscillations in the high power mode.
3. C The transmitter output is low in the high power mode but it is still functioning within FCC specifications.
4. D The transmitter output will increase in the high power mode with modulation between 75 and 100 percent.

Tip: press A-D to answer