1-3
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 mete
e.g. Sound Technology ST170
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
:
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
:
Tuner FM
MEASUREMENT SETUP
Summary of Contents for MCM330
Page 10: ...CIRCUIT DIAGRAM POWER BOARD PART1 6 1 6 1 ...
Page 11: ...CIRCUIT DIAGRAM POWER BOARD PART2 6 2 6 2 ...
Page 12: ...CIRCUIT DIAGRAM POWER BOARD PART3 6 3 6 3 ...
Page 13: ...LAYOUT DIAGRAM POWER BOARD TOP SIDE 6 4 6 4 ...
Page 14: ...LAYOUT DIAGRAM POWER BOARD BOTTOM SIDE 6 5 6 5 ...
Page 15: ...CIRCUIT DIAGRAM CD BOARD 7 1 7 1 ...
Page 16: ...LAYOUT DIAGRAM CD BOARD TOP SIDE 7 2 7 2 ...
Page 17: ...LAYOUT DIAGRAM CD BOARD BOTTOM SIDE 7 3 7 3 ...
Page 18: ...CIRCUIT DIAGRAM DISPLAY VFD BOARD 8 1 8 1 ...
Page 19: ...LAYOUT DIAGRAM DISPLAY BOARD TOP SIDE 8 2 8 2 ...
Page 20: ...LAYOUT DIAGRAM DISPLAY BOARD BOTTOM SIDE 8 3 8 3 ...
Page 21: ...CIRCUIT DIAGRAM MCU BOARD 9 1 9 1 ...
Page 22: ...LAYOUT DIAGRAM MCU BOARD TOP SIDE 9 2 9 2 ...
Page 23: ...LAYOUT DIAGRAM MCU BOARD BOTTOM SIDE 9 3 9 3 ...
Page 25: ...LAYOUT DIAGRAM KAY BOARD AND SOME SMALL BOARD 10 2 10 2 ...