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Furuno FM-8800D - Spurious Emission

Furuno FM-8800D
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6.2 Measurement
6-7
6.2.4 Spurious Emission
Acceptable level for spurious emission is as below.
- 146 to 162.0375 MHz : 2.5
μ
W (less than -70 dB for 25 W)
- Other bands : 10
μ
W (less than -64 dB for 25 W)
Connect the spectrum analyzer to the antenna terminal of FM-8800S/D as below and
turn on PTT switch to take spurious emissions measurements.
Fig. 6.2.3 Spurious Emissions Measurement
Fig. 6.2.4 Spectrum Analyzer Panel
Fundamental si
g
nal
S
p
urious emission
Measure
50 ohm
ATT(30dB)
FM-8800S
FM-8800D
ANT
CH70 ANT
Handset
Spectrum
Analyzer

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