Setting the amplifi er
For the setting you need a Phillips screwdriver to remove the
housing cover.
The setting options are also printed on the housing cover.
Forward path
Pre-emphasis: 0...20 dB
Attenuation: 0...20 dB
Interstage → attenuation: 6 dB
Interstage → pre-emphasis: 6 dB (only VOS 42/RA)
Optional accessories
■
ERZ 120, BN 272791 de-emphasis equaliser
Installation
For the installation you need:
• Fixings: Screws, max Ø: 4.5 mm
• F connector in compliance with EN 61169-24
• If the inner cable conductor diameter is greater
than 1.2 mm, or in case of burr, the device
sockets may be destroyed.
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Return path
Pre-emphasis: 0...20 dB
Attenuation: 0...20 dB
Attenuation: 0/10 dB
A B C
Return path operating mode: (see picture and block
diagram)
Activation of test socket 1 (only VOS 32/RA)
VOS 32/RA
A
active
aktiv
passive
passiv
■
KAZ 12, BN 21810002 lightning arrester
2 mm distance max.
Tightening torque
3 Nm max.
(overwinding risk)
VOS 42/RA
C
A
B
active
aktiv
passive
passiv
off
aus
A
B
S
Convection room
Diameter
0.6-1.2 mm
burr free
C