Furuno FS-2570 - 4 TRANSMITTER POWER ADJUSTMENT PROCEDURE (FCC Rule Part 2.1033)

Pub. No.: SB-2241
Date : November 1, 2002
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4 TRANSMITTER POWER ADJUSTMENT PROCEDURE (FCC Rule
part 2.1033)
4.1 Set-up
Fig. 4.1.1
4.2 Procedure
(a) Set transmit frequency to ITU 401 and select SSB as class of emission.
(b) Apply two tones simultaneously at frequencies of 400 Hz and 1800 Hz with equal
amplitudes to MIC input of FS-2570 at a level of -36 dBm.
(d) Key the transmitter and adjust R76 (ALC) on B07 05P0736 TX-FIL Board to obtain 250
Wpep.
50 Ω/250 W
Watt Meter
Audio Signal Gen.
(400 Hz)
PAD
EUT
SSB RADIOTELEPHONE
-36 dBm
MIC
Audio Signal Gen.
(1800 Hz)