Technical specifications pro-ject phono box usb, Warranty, Safety instructions – Pro-Ject Audio Systems Phono Box USB User Manual

Page 4: Copyright, trademarks

Technical specifications Pro-Ject Phono Box USB

Typical for low output MC cartridges,

typical for MM or high output MC cartridges

Input capacitance/input impedance, MC: 100ohms/120pF

Input capacitance/input impedance, MM: 47kohms/120pF

Gain, MM:

40dB

Output voltage typically:

300mV/1kHz at 3mV/1kHz (MM input)

Gain, MC:

60dB

Output voltage typically:

300mV/1kHz at 0,3mV/1kHz (MC input)

Max. output

9,5V (1kHz)

Noise floor, MM:

94dB (A weighted)

Noise floor, MC:

75dB (A weighted)

THD, MM:

<0,01%

THD, MC:

<0,05%

RIAA-equalisation curve accuracy:

20Hz - 20kHz / max. 0,5dB

A/D converter:

Burr Brown PCM2904 16-Bit Delta Sigma

Sampling rates:

32, 44,1 and 48kHz

USB output:

5 pin mini b connector (USB cable supplied)

USB signal:

digital serial data protocol USB 1.1

Operating systems:

Windows XP

, Windows VISTA

, Windows 7

, Windows 8

, Mac OS

THD: 0,005%
Noise floor:

96dB

Dynamic range:

93dB

Outboard power supply:

18V/500mA DC, suitable for your country's mains supply

Power consumption:

100mA DC

Dimensions W x H x D (D with sockets): 103 x 36 x 104 (115)mm
Weight:

570g without power supply

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.

Safety instructions

AC outlet voltages vary from country to country. Before connecting to the mains, make sure that the
voltage in your area meets the voltage requirements printed on the power supply.

The power supply is used to disconnect the unit from the mains. Make sure that the power supply is easily
accessible at all times.

Never handle the device, the power supply while your hands are wet or damp.

Avoid letting liquids enter the device or the power supply. Never place any item containing liquid,

such as a flower vase on or near the device. Never spill any liquid on the device or the power supply.
Never place any naked flame sources, such as lighted candles on or near the device. The product shall not
be used in damp or wet locations, next to a bathtub, sink, swimming pool or any other similar conditions.

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

This guide was produced by: Audio Trade GmbH

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.

Windows XP

, Windows Vista

, Windows 7

, Windows 8

are trademarks of the Microsoft group of companies.

Mac and Mac OS are trademarks of Apple Inc., registered in the U.S. and other countries.