Appendix–1
FM30/FM100/FM250 User's Manual
Appendix
Transmitter Output Efficiency
RF Power Output-FM 30
PADC Volts PADC Amps RF Power Efficiency
27.9 2.16 34 56
26.2 2.09 32 58
24.7 2.02 30 60
22.5 1.91 26 60
20.2 1.77 22 62
17.0 1.56 17 64
14.1 1.34 14 74
12.6 1.22 10 65
10.5 1.04 7 64
8.8 .88 5 65
6.6 .65 3 70
5.4 .53 2 70
Power measurements were made at 97.1 MHz. Voltage and current measure-
ments were taken from the unit’s built-in metering. The accuracy of the
internal metering is better than 2%. Return loss of the RF load was greater
than –34 dB at test frequency .
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