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1-4
SERVICE TOOL
Audio Signals Test Disc 1.00.0...
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MEASUREMENT
SETUP
Tuner FM
Bandpass
DUT
250Hz-15kHz
LF Voltmeter
e.g. 7122 707 48001
e.g. PM2534
RF Generator
e.g. PMS5326
50Q
hh
Ri=
$/N and distortion meter
eg. Sound Technology ST1700B
/
1e)
ie)
Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).
Tuner AM (MW,LW)
Bandpass
250Hz-15kHz
LF Voltmeter
e.g. 7122 707 48001
e.g. PM2534
RF Generator
e.g. PM5326
g
:
.
prrooon 1
3/N and distortion meter
i a
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os
eg. Sound Technology ST1700B8
i
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|B) | | Frame aerial
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ed
| @g. 7122 707 89001
(£
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Berea
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——
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).
SAFETY
SAFETY
Safety regulations require that the set be restored to its
original condition and that parts which are identical with
those specified be used.
Safety components are marked by the symbol As
Veiligheidsbepalingen vereisen, dat het apparaat in zijn
oorspronkeliijke toestand wordt teruggebracht en dat
onderdelen, identiek aan de gespecificeerde, worden to@epa St.
De Veiligheidsonderdelen zijn aangeduid met het symbox a»
Les normes de sécurité exigent que l appareil soit remis
Le norme di sicurezza estigono che l'apparecchio venga.
a l'état d'origine et que soient utilisées les piéces de
rimesso nelle condizioni originali e che siano utilizzati j
rechange identiques a celles spécifiées.
pezzi di ricambiago identici a quelli specificati.
Les composants de sécurité sont marqués
Componenty di sicurezza sono marcati con AY
Bei jeder Reparatur sind die geltenden Sicherheitsvor-
schriften zu beachten. Der Originalzustand des Gerates
darf nicht verandert werden. Fir Reparaturen sind Original-
ersatzteile zu verwenden.
Sicherheitsbauteile sind durch das Symbo!
A
markiert.
PCS 105 753
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