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Page Title:
RECEIVER/EXCITER PERFORMANCE TEST |
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|  TM 11-5820-919-40-2
RECEIVER/EXCITER PERFORMANCE TEST
NOTE 1:
Radio Set
RF Signal Generator
Frequency (kHz)
Sideband
Frequency (MHz)
No. 1. a.
2,221.0
USB
2.222
b.
2,221.0
LSB
2.220
No. 2. a.
3,334.0
USB
3.335
b.
3,334.0
LSB
3.333
No. 3. a.
6,665.0
USB
6.666
b.
6,665.0
LSB
6.664
No. 4. a.
8,889.0
USB
8.890
b.
8,889.0
LSB
8.888
No. 5. a.
15,554.0
USB
15.555
b.
15,554.0
LSB
15.553
No. 6. a.
27,778.0
USB
27.779
b.
27,778.0
LSB
27.777
NOTE 2: Harmonic bands are 2-3 MHz, 3-5 MHz, 5-8 MHz, 8-12 MHz, 12-20 MHz, and
20-30 MHz.
NOTE 3: Replace original modules in reverse order (except for the faulty module)
and listen for tone in handset. Otherwise, the good modules would be con-
demned as faulty.
NOTE 4: Frequency must be changed, or mode changed, each time to cause tune-up tone
when PTT is closed.
Figure 2-4. Receiver/Exciter A1 Performance Test (Sheet 1 of 2)
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