AmpBox-Mono manual

INSTRUCTIONS FOR USE

Pro-Ject Amp Box Mono

Dear music lover, thank you for purchasing a PRO-JECT AUDIO amplifier.

In order to achieve maximum performance and reliability you should study these instructions for use carefully.

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Warning of a hazard for the user, the unit or possible misuse.

Important notice.

Connectors

Input by pass output

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Out

Make all connections whilst the amplifier is disconnected from the power supply.

Connection to the preamplifier

The socket marked Input is for connecting the cables from your pre-amp or AV processor. The preamplifier signal can be relayed to further units via the by pass output socket.

Connection to the speaker

The output terminal accept loudspeaker cables terminated with 4mm ∅ Banana plugs, spades connectors or naked wire.

Only connect one loudspeaker with an impedance not less than 4 Ohm.

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Make sure the polarity of the connection is correct at each end of the cables. The red terminals carry

the positive signal (+), the black connections the negative signal (–).

Mains power connection

The unit is supplied with a power supply suitable for your country's mains supply. Check the label before connecting to ensure compliance with the mains rating in your house. Connect the low voltage plug from the power supply to the Power 20V socket of the amplifier before connecting the power supply to the mains.

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Never use any other DC power supply other than the one supplied with the unit.

Remote power on

The amplifier can be switched on & off via a special connection from the Pro-Ject Pre Box via the 2,5mm socket marked Trigger In.

A 45cm long power-on cable (polarity + ) is supplied for this purpose. Longer cables are available as accessories. The remote power-on signal can be relayed to further units via the Trigger Out socket.

Stand-By

The Power button on the front panel of the unit alternately turns the power on or returns it to standby mode.

The blue LED on the front panel shows that the unit is powered on.

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© Audio Trade GmbH · Pro-Ject Amp Box Mono · Revision 1.3.08/1.5.08

Technical specifications Pro-Ject Amp Box Mono

Power output: 28W/40W at 8ohms/4ohms

Frequency response:

Noise floor:

5Hz - 20kHz (+ 0dB, - 0,5dB)

> -100dB (A weighted)

THD: < 0,05% at 10W

Gain: 22dB

Pre in: 1 RCA/Phono socket

Input sensitivity:

Input impedance:

Pre out:

Speaker connector:

1V

47kohm

1 RCA/Phono socket

4mm ∅ banana plugs, spades connectors or naked wire

Trigger in and out:

Outboard power supply:

Power consumption:

Dimensions (W x H x D):

Weight without power supply:

2-pole co-axial ∅ 2,5mm jack

20V/3A DC (peak 7A DC), suitable for your country's mains supply

20V/3A DC

103 x 38 x 141mm

670g

Service

Should you encounter a problem which you are not able to alleviate or identify, please contact your dealer for further advice. Only when the problem cannot be resolved there should the unit be sent to the responsible distributor in your country.

Warranty

The manufacturer accepts no responsibility for damage caused by not adhering to these instructions for use. Modification or change to any part of the product by unauthorized persons release the manufacturer from any liability over and above the lawful rights of the customer.

PRO-JECT is a Registered Trademark of H. Lichtenegger.

This guide was produced by: Audio Trade GmbH

Copyright © 2007. All rights reserved.

The information was correct at the time of going to press. The manufacturer reserves the right to make changes to the technical specification without prior notice as deemed necessary to uphold the ongoing process of technical development.

© Audio Trade GmbH · Pro-Ject Amp Box Mono · Revision 1.3.08/1.5.08

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