Manual

© Pro-Ject Audio Systems · Pro-Ject Pre Box RS (from S/N D16273) · Revision 2014.10.27
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Dear music lover,
thank you for purchasing a Pro-Ject Audio Systems preamplifier.
In order to achieve maximum performance and reliability you should study these instructions for use carefully.
Warning of a hazard for the user, the unit or possible misuse.
Important notice.
Safety instructions
Connectors
Make all connections whilst the preamplifier is disconnected from the power supply.
Take care to connect the left and right channels correctly. The right channel is usually marked red,
the left channel black or white.
Wiring XLR sockets: 1 ground, 2 “hot” and 3 “cold”.
Never use any other power supply than the one supplied with the unit except of Pro-Ject Power Box.
Record output, connecting a headphone amplifier (RCA/phono sockets)
Out connects an analogue record device ore a Pro-Ject Head Box headphone amplifier.
Out provides a fixed output level.
Pre out (XLR sockets)
A power amplifier or active loudspeakers can be connected to the output sockets marked Pre Out (balanced
connection). For unbalanced connection use the supplied connection cable. Length of the cable is 41cm.
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