10. AM SECTION
Measurements condition AM - MW : Radio. frequency = 1000/999 kHz , Audio frequency = 400
Reference level = (74dBu/m),(50)ohms Modulation = ( 30 )%
Test Point : MW TP 1 = (594/600) kHz , TP 2 = (999/1000) kHz , TP 3 = (1404/1400) kHz
NO UNIT NOMI. LIMIT
1 TUNING COVER RANGE LOW~HIGH MW
STEP AUTO/MANUAL
2 USABLE SENSITIVITY TP 1
kHz
kHz
dBu/m
dBu/m
dBu/m
dB
%
%
%
dB
dB
dB
63
65
TP 2
63
65
, S/N = 20dB
TP 3
63
65
3 S/N RATIO
TP 2
35
30
100 dBu/m, 30% MOD
4T.H.D
TP 2
2
3
74 dB u/m, 30% MOD
5 OVER LOAD DISTORTION
TP 2
3
5
100 dB u/m ,80% MOD
6 FREQUENCY RESPONSE
AT-6dB HZ 80~2K 100~1.8K
(at 74 dBu/m, 400 Hz) - NO FILTER
7 SELECTIVITY TP 2
23
20
at SN: 20dB, ±9KHz
8 AGC FIGURE OF MERIT TP 2
50
40
(at 100 dB μ/m)
9 IMAGE REJECTION TP 3
28
25
10 WHISTLE MODULATION 2IF
10
15
(74dB u/m,900kHz)
11 TUNED LEVEL
dBu/m
55±10 55±15
999kHz
12 AUTO STOP LEVEL
999
ม
dBu/m
55±10 55±15
13 OUTPUT LEVEL
mVrms
180±60 180±100
74 dB u/m, 30 % MOD
DESCRIPTION
9/9(10/10 Brazil)
522~1620(520~1710 Brasil)
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