Sangean WR-2 Service Manual page 5

Model: WR-2(UK)
Brand: SANGEAN
Test Item
Tuning Range
Intermediate freq.
Max. Sensitivity
Usable Sensitivity
Image Rejection
I. F. Rejection (450KHz)
Selectivity(±10KHz)
Bandwidth(-6dB)
T. H. D. ( 5mV )
Auto Tuning Stop Sens.
S/N Ratio
Current Consumption
Audio fidelity
(-6dB)
**Output power Mod 80%
at 100Hz
Over Load Capacity
A. G. C. F. O. M.
Whistle Modulation(5mV/M)
Supply Voltage: AC 230 V/50Hz R.O：50mW
Remark:
( )首件產品 ( )客戶抽測
( )成品 ( )例行抽測 ( )業務樣品
( )半成品 ( )新機種 ( )工程變更
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SPECIFICATION
MW ELECTRICAL PERFORMANCE
Temp: 25 ℃
Condition
Input Output
S/N=6dB
S/N=6dB
S/N=6dB
S/N=6dB
1404kHz
S/N=20dB
1404kHz
S/N=6dB 1404kHz
S/N=6dB
S/N=6dB 1404kHz
S/N=6dB
R.O
(RF 5mV)
R.O
1K=0dB
94dBμ/m
10%THD
80%
10%THD
100dBμ/m
74dBμ/m 2IF/3IF
Load: 8 Ohm
5
R. H. : 75 %
Value
Freq. Nom. Lim.
±1
Min. 522
±1
Max. 1629
±1
450
44 54
603 kHz
42 54
999 kHz
40 48
54 60
603 kHz
52 60
999 kHz
48 56
36 30
55 40
603 kHz
26 20
7 +-3
2 4
59 66
32
320 *400
999kHz
100
2
5
100 >90
50 40
<15
Modulation: Dev.30% @400Hz
Approved by
Date:2005/5/20
Test No.
Unit
1. 2.
kHz
kHz
dBμ/m
dBμ/m
dB
dB
dB
KHz
%
dBμ/m
dB
mA
Hz
KHz
W
dBμ/m
dB
%
Released/Tested by