
VDSABS8A
V. 03 – 13/05/2013 4 ©Velleman nv
Only use the device for its intended purpose. All other uses may lead to short circuits, burns, electroshocks,
crash, etc. Using the device in an unauthorised way will void the warranty.
4. Installation
Install the device in a location where few people pass by and that is unreachable for unauthorised persons.
Make sure there is no flammable material within a 50cm radius of the device.
5. Overview
Refer to the illustrations on page 2 of this manual.
Power button “1” on and “0” off
Low tone level control, 12dB raising attenuation at 100Hz
Hi tone level control, 12dB raising attenuation at 3.5 KHz
Volume control of RCA line input
Volume control of MIC input
Microphone ¼” input jacks, can receive unbalance signals
RCA (R.L) input jack, can receive both balance and unbalance signals
Input signal overload indicator
6. Operation
Refer to the illustrations on page 2 of this manual.
Make sure the power switch is set to “OFF”.
Set the power switch to “ON”. The device starts operating.
Set the power switch to “OFF” to stop the device.
7. Cleaning and maintenance
All screws should be tightened and free of corrosion.
The housing, visible parts, mounting supports and the installation location (e.g. ceiling, suspension,
trussing) should not be deformed, modified or tampered with e.g. do not drill extra holes in mounting
supports, do not change the location of the connections.
The electric power supply cables must not show any damage. Have a qualified technician maintain the
device.
Disconnect the device from the mains prior to maintenance activities.
Wipe the device regularly with a moist, lint-free cloth. Do not use alcohol or solvents.
There are no user-serviceable parts.
Contact your dealer for spare parts if necessary.
8. Technical Specifications
Line 1 MIC: 6.35mm jack /
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