Specification - Sangean WFR-20 Service Manual

AUX-IN & LINE OUT ELECTRICAL PERFORMANCE
Model: WM201
Test Item
Output Power SP/HP
AUX IN
Dynamic Range
I/S (Input Sensitivity)
DISTORTION SP/HP
MIN OUTPUT SP/HP
S/N RATIO
Frequency Response
LINE OUT LEVEL
(REC OUT IMPD=10K)
LINE OUT S/N
(REC OUT IMPD=10K)
LINE OUT THD
Channel Separation
with 20kHz LPF
LINE OUT Frequency Response
Supply Voltage:
AC230V/50Hz
Remark:
( )首件產品
( )成品 ( )例行抽測
( )半成品 ( )新機種

Specification

Temp: 25 ℃
Brand: ROBERTS
Condition
Input Output
AUX IN= 1V/100Hz
THD=10%
Output=R.0 (ATT=0)
THD=3%
AUX IN=1K
AUX IN=100Hz，ATT=0
THD=10%
Volume=MAX
AUX IN =I/S 1KHz
OUT=50mW/1mW
AUX IN = GND
Volume= 1step
AUX IN =I/S 1KHz&GND
OUT=R.O with 20kHz LPF
AUX IN=I/S/1KHz
OUT=50mW=0dB
MP3 1KHz 128kbps
MP3 1KHz 128kbps
with 20kHz LPF
MP3 1KHz 128kbps
MP3 1KHz 128kbps
AUX IN=I/S/1KHz
SP/HP R.O.: 50mW/1mW
( )客戶抽測:
( )業務樣品:
( )工程變更:
R. H. : 75 %
Value
Freq. Nom. Lim.
4.5
2.8
1
200
0.1
0.1
0.2
0.1
65
8
100
10K 8
1000
65
0.1
65
65
127Hz 0
10007Hz 0
Load: 8/32 Ohm
Approved by
2
Date:2007/6/14
Test No.
Unit
1. 2.
3.5
W
2
mW
0.5 V
±50 mV
0.4
%
0.4
1
mV
0.5
55 dB
5
dB
5
±80 mV
55 dB
0.4 %
dB
55
dB
55
±2
dB
±2
Modulation:
1KHz/30% Mod
Released/Tested by