Sangean U3 Service Manual page 3

Model: U3(EUR)
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
LOW BATT.
A. G. C. F. O. M.
Whistle Modulation(5mV/M)
Supply Voltage: AC 230 V/50Hz
DC 9V
Remark: output with 1kHz Filter
( )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
SPECIFICATION
MW ELECTRICAL PERFORMANCE
Temp: 25 ℃
Brand: SANGEAN
Condition
Input Output
S/N=6dB
S/N=6dB
S/N=6dB
S/N=6dB
S/N=20dB
S/N=6dB
S/N=6dB
S/N=6dB
S/N=6dB
R.O
(RF 5mV)
R.O
1K=0dB
AC
10%THD
94dBμ/m
80%
10%THD
100dBμ/m
74dBμ/m
R.O：50mW
Load: 8 Ohm
.
R. H. : 75 %
Value
Freq. Nom. Lim.
Min. 522
Max. 1629
455
46
603 kHz
44
999 kHz
44
1404kHz
56
603 kHz
54
999 kHz
54
1404kHz
36
1404kHz
60
603 kHz
50
1404kHz
7
2
54
38
190
40
999kHz
3.5
7
100
5.4
50
2IF/3IF
Modulation: Dev.30% 1KHz
Approved by
3
Date:2006/2/20
Test No.
1. 2.
±1
±1
±1
56
dBμ/m
54
54
62
dBμ/m
60
60
30
50
40
+-3
4
60 dBμ/m
32
210
100
2
6
>90 dBμ/m
6.0
40
<15
Released/Tested by
Unit
kHz
kHz
dB
dB
dB
KHz
%
dB
mA
Hz
KHz
W
V
dB
%