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LF Generator
e.g. PM5110
Recorder
Use Universal Test Cassette
CrO2
SBC419 4822 397 30069
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
L
R
DUT
or Universal Test Cassette
Fe
SBC420 4822 397 30071
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
L
R
DUT
CD
Use Audio Signal Disc
(replaces test disc 3)
SBC429 4822 397 30184
Bandpass
250Hz-15kHz
e.g. 7122 707 48001
LF Voltmeter
e.g. PM2534
DUT
S/N and distortion meter
e.g. Sound Technology ST1700B
Frame aerial
e.g. 7122 707 89001
Tuner AM (MW,LW)
To avoid atmospheric interference all AM-measurements have to be carried out in a Faraday´s cage.
Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz).
RF Generator
e.g. PM5326
Ri=50
1
Bandpass
250Hz-15kHz
e.g. 7122 707 48001
LF Voltmeter
e.g. PM2534
DUT
RF Generator
e.g. PM5326
S/N and distortion meter
e.g. Sound Technology ST1700B
Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).
Ri=50
1
Tuner FM
MEASUREMENT SETUP
1-4
Содержание FW-V330/21M
Страница 16: ...4 3 4 3 ...
Страница 17: ...5 1 MAINS BOARD TABLE OF CONTENTS Circuit Diagram 5 2 Component Layout 5 3 Electrical Parts List 5 4 5 1 ...
Страница 19: ...COMPONENT LAYOUT 5 3 5 3 ...
Страница 36: ...3139 113 3448 pt2 dd wk0141 3139 113 3448 pt2 dd wk0141 8 6 8 6 MPEG 01B BOARD LAYOUT ...
Страница 58: ...10 4 Wiring Disc Motor Inner switch Slide Motor Service Position 8005 ...
Страница 68: ...Technical remarks 10 14 ...
Страница 85: ...12 1 12 1 EXPLODED VIEW MAIN UNIT Details of Heatsink area ...