Pro-Ject Phono Box RS - Pro
Contents
1. 1 ground 2 hot and 3 cold Outboard power supply 18V 250mA DC suitable for your country s mains supply Power consumption 150mA DC lt 1W in standby Dimensions W x H x D D with sockets 206 x 72 x 200 210 mm Weight 2 000g without power supply Potential incorrect use and fault conditions No signal on one or both channels No connection between player and phono amplitier or amplifier This could be due to a faulty plug broken wire or solder joint or simply loose plug socket connection Strong hum No earth connection from cartridge or arm or arm cable to phono amplitier or earth loop Output too quiet or too loud or distorted Input gain incorrectly set input overloading or insufficiently amplified Service Should you encounter a problem which you are not able to alleviate or identity despite the above information 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 15 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 m2. 10 AIDIC BY PRO JECT AUDIO SYSTEMS INSTRUCTIONS FOR USE Pro Ject Phono Box RS Dear music lover thank you for purchasing a Pro Ject Audio Systems phono amplifier In order to achieve maximum performance and reliability you should study these instructions for use carefully V Warning of a hazard for the user the unit or possible misuse 5 Important notice 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 Front panel controls 150 130 200 100 if 400 ON F RIAA RCA 60 66 N50 56 00090 L__40 46 MUTE V DECCA XLR Ohm To switch on from standby or to standby The rocker switch on the left hand side of the front panel turns the unit on or b
3. ack into standby The blue LED above the stand by switch shows that the unit is switched on Caution To avoid Click or Pop sounds that could damage speakers or amplifiers MUTE must be engaged befiore switchging the unit on or into standby Mute ON MUTE activates and deactivates mute Selecting the de emphasis curve RIAA DECCA selects the desired mode Settings Use the dip switches at the back of the unit and the rotary control at the front to set input capacitance and input impedance Please set both channels equally V To alter settings MUTE must be engaged Input impedance setting variable can be done while listening 2 Pro Ject Audio Systems Pro Ject Phono Box RS Revision 2014 10 27 Examples of typical settings Ortofon 2M Red MM gain 40dB F RCA 555 input capacitance 200pF r 538 N input impedance 47kohms ON ho The rocker switch F V must be set to F O E p M hl ll The rocker switch on the right hand side sellects l 40 46 Li quota the input gain ll XLR Ortofon X5 MC High Output MC gain 50dB F RCA input capacitance 420pF input impedance 47kohms The rocker switch F V must be set to F The rocker switch on the right hand side sellects the input gain dl S O 100pF 100pF 220pF r Fixed n fa co C gt C 47k fa 9 10R XLR Ortofon Quintet Black Low Output MC Input capacitance is irrelevant for low output MC cartridg
4. eets 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 V 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 Copyright PRO JECT is a Registered Trademark of H Lichtenegger The information was correct at the time of going to This guide was produced by Pro Ject Audio Systems Copyright 2014 All rights reserved 6 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 Pro Ject Audio Systems Pro Ject Phono Box RS Revision 2014 10 27
5. es gain 60dB input capacitance impedance 7ohms The rocker switch F V must be set to V The rocker switch on the right hand side sellects the input gain y 0 0 56 as RCA 7 A ni r 60 60 30 20 XLR Ohm 400 700 Pai 1000 N i100 1200 Alternative setting with with fixed input impedance Setting for Low Output MC cartridges with a recommended input impedance of lt 10 Ohm gain 60dB E input capacitance impedance 10ohms The rocker bswitch F V must be set to F The rocker switch on the right hand side sellects the input gain ee pa RCA a E SIS I 60 su 47k c 2 10R voz co E r Fixed XLR Pro Ject Audio Systems Pro Ject Phono Box RS Revision 2014 10 27 3 Gain Gain for the RCA outputs RCA can be set to 60 50 or 40dB Gain will be 6dB higer using the XLR outputs XLR RCA MT 60 66 ee L 40 46 XLR V Do not connect RCA and XLR outputs simultaneously Input impedance variable low output MC cartridges Input capacitance is irrelevant for low output MC cartridges The rocker switch F V must be set to V 1 130 eS 200 Input capacitance variable high output MC and MM cartridges The rocker switch F V must be set to F EE 2888 100pF 200pF 300pF 420pF 520pF ON ON ON ON ON ON Skaka e a A A AN O ERE ELE ESA ER N Input impedance fixed
6. low output MC cartridges Input capacitance is irrelevant for low output MC cartridges The rocker switch F V must be set to F Lil SSS 2228 10ohms ON ON Sh Slee x LE ISA 1234 x N To find out which type your cartridge is please consult the literature accompanying your cartridge 5 The literature for cartridges should also specify the correct input impedance low output MC cartridges and the correct input capacitance high output MC and MM cartridges into which the cartridge is designed to work If in doubt please consult your dealer 4 Pro Ject Audio Systems Pro Ject Phono Box RS Revision 2014 10 27 Connectors SN Pro Ject Audio Systems Vienna Austria CE RoHS 4 ON 7 _ RCA ON A Right Ld ay XLR OFF Subsonic Filter BS 55 S ao gt 8338 8888 e n E E Power iL iL 2x18V Output Input Lz Lz Input Output Make all connections whilst the phono amplifier 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 V Do not connect the phono amplitiers output to a phono input sometimes labelled gram disc or RIAA on the amplifier Do not connect RCA and XLR outputs simultaneously Wiring XLR sockets 1 ground 2 hot and 3 cold Never use any other power supply than the one supplied with the unit Selecting input co
7. nnectors RCA XLR select the input connectors to be used Subsonic Filter Subsonic Filter ON OFF activates and deactivates the filter Connecting the record player Connect the tonearm signal lead to the Input of the phono amplitier The earthing wire may be connected to the screw terminal if you encounter hum problems when using the record player Connection to the amplifier Connect the Output of the phono amplitier to a line input such as AUX CD Tuner Tape or Video on your amplifier Mains power connection Connect the low voltage plug from the power supply to the Power 2x18V Y socket of the phono amplifier before connecting the power supply to the mains Pro Ject Audio Systems Pro Ject Phono Box RS Revision 2014 10 27 5 Technical specifications Pro Ject Phono Box RS A Typical for low output MC cartridges typical for MM or high output MC cartridges Input capacitance is irrelevant for low output MC cartridges nput impedance variable stepless 100hms 1 200ohms4 nput capacitance impedance variable 100pF 200pF 300pF 420pF and 520pF 47kohms nput impedance fixed 10ohms4 nput gain 6dB using XLR sockets 40dB and 50dB 60dB Noise floor 91dB A weighted THD 0 019 De emphasis curves accuracy 20Hz 20kHz max 0 3dB Subsonic filter at 20Hz with 12dB octave nput 1 pair RCA phono sockets 1 pair XLR sockets Line level output 1 pair RCA phono sockets 1 pair XLR sockets Wiring XLR sockets
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