Rega Cursa 3, Manual

Page 1: ...allation 3 DC Protection 4 Pre Amp Outputs 5 Input Connection 6 8 In Use 9 10 Input Selection 11 Output Level and Gain change 12 Power Amp Connections 13 Specifications 14 Troubleshooting 15 19 Owners Log 20 Cursa 3 manual qxd 10 12 2002 15 23 Page 1 ...

Page 2: ...s would distort the music We have avoided superfluous gadgets such as tone controls or a headphone socket as they obstruct the signal path and degrade the produced sound quality The Rega amplifiers incorporate remarkable and innovative design ideas For those interested in the technical details these innovations are described more fully in this manual Alternatively you can simply switch on sit back...

Page 3: ...a 3 amplifier has digitally controlled analog switched resistor network volume control The Cursa 3 is a programmable gain pre amplifier The Cursa 3 amplifier features REGA designed circuitry developed in house with the aid of CAD circuit simulation computer modeling and extensive listening The Cursa 3 amplifier includes extremely high quality components not normally found in a pre amplifier of thi...

Page 4: ...table Keep other equipment such as tuners cassette decks or CD players away from the amplifier Never stack other hi fi components on top of the amplifier Due to the layout of Rega s amplifier circuit designs they are virtually insusceptible to electro magnetic interference and by virtue of the extruded aluminium case emit practically no electro magnetic radiation However placing any electronic equ...

Page 5: ...e of this sophisticated DC protection circuit in conjunction with a servo correction stage on all line inputs allows the amount of capacitors in the signal path to be kept at a minimum This prevents unnecessary sound degradation at this crucial line level stage providing true musical accuracy and the flexibility to drive up to 5 power amplifiers Cursa 3 manual qxd 10 12 2002 15 23 Page 5 ...

Page 6: ...2 parallel pre amp outputs use RCA type phono connectors The output is at standard line level of 0 83V but your Rega dealer will be able to modify the output level to accomodate a range of power amplifiers See specifications on page 13 for further details Cursa 3 manual qxd 10 12 2002 15 23 Page 6 ...

Page 7: ...rly marked red and white Right always the lower row and marked in RED Left always the upper row and marked in WHITE Rear Panel Connections Rega Research Ltd England POWER IN Phono CD Tuner Line1 Line2 Tape In 1 Tape Out 1 Tape In 2 Tape Out 2 Pre Amp Out 1 Ground Screw Pre Amp Out 2 Cursa 3 manual qxd 10 12 2002 15 23 Page 7 ...

Page 8: ...e the specifications on page 15 Earthing of Tonearm Earthing is done via the Phono socket ground for Rega turntables so a separate earth is not necessary In the unlikely event that your tonearm needs to be earthed to the amplifier the grounding tag may be connected to the case grounding screw above the input sockets See Rear Panel Connections drawing page 6 Compact Disc Input The Compact Disc inpu...

Page 9: ...sual system Tape Input Output Almost any tape machine can be used with your amplifier including compact cassette video cassette reel to reel DAT and DCC NOTE All inputs other than the moving magnet or moving coil PHONO input options are at standard line level and can therefore be used for any line level input Cursa 3 manual qxd 10 12 2002 15 23 Page 9 ...

Page 10: ...lay has been released and the amplifier is ready for use Volume control The volume of the amplifier can be adjusted using the volume knob on the amplifier and via the remote handset as described below Line2 Line1 Tuner CD Phono Tape Mute Mira Volume Control Input selector Power switch power LED Volume Indicator LED s Remote sensor Heatsink Tape switches Mute switch Dimmer function Cursa Tape 2 1 C...

Page 11: ...lume control this is calibrated in 4dB steps across the total gain of the volume range The left and right channels are matched and balanced within 0 2dB ensuring a centrally placed soundstage no matter what the volume position or which gain level has been set LED Display dimmer function To change the brightness of the volume control LED display push the control knob once You are now in input selec...

Page 12: ... the power LED extinguishing after 2 3 seconds before switching on again so that the self test circuitry can complete its reset cycle Tape This input provides full tape monitoring facilities if your tape machine has 3 heads Mute The mute function mutes the pre amplifier output It is possible to press the control knob within the eight second period to resume the volume control mode The Cursa 3 feat...

Page 13: ...amp output level with rated input levels Level 1 212mV 100 Ohms Level 2 830mV 100 Ohms Level 3 1 25V 100 Ohms Maximum output level 8 8V Pre amplifier gain levels to pre amplifier output Gain range or level 1 gain 0dB unity gain Gain range or level 2 gain 11 5dB factory setting Gain range or level 3 gain 15dB Any adjustments made to the power amp link switch and gain must be carried out by an autho...

Page 14: ...e Amp out 1 Left Left Amplifier Input Pre Amp out 1 Right Right Amplifier Input Stereo Amplifier Bi Amping Configuration Pre Amp Out 1 Left HF Amp Left Channel Input Pre Amp Out 1 Right HF Amp Right Channel Input Pre Amp Out 2 Left LF Amp Left Channel Input Pre Amp Out 2 Right LF Amp Right Channel Input Mono Amplifier Bi Amping Configuration Pre Amp Out 1 Left Left HF Amp Input Pre Amp Out 1 Right...

Page 15: ...els Level 1 212mV 100 Ohms Level 2 830mV 100 Ohms Level 3 1 25V 100 Ohms Maximum output level 8 8V Pre amp out 1 2 are connected in parallel The pre amp output is DC coupled with full DC protection Volume control LED display step data Each step of the volume control 1dB Each LED represents 4dB Total control range 80dB 20 LED s 4dB LED Tape output with rated input levels 215mV 560 Ohms Power consum...

Page 16: ...ly depressed Check the fuse in the mains plug hasn t blown Try another fuse to check Check the mains socket is live Plug in another appliance to check If not check household fuses or contact an electrician Replace the fuse if it has Contact your Rega dealer if it appears faulty If problem persists contact your Rega dealer 15 Cursa 3 manual qxd 10 12 2002 15 23 Page 16 ...

Page 17: ...lected Check the power amplifier s is correctly connected and switched on and the speakers are correctly connected refer to relevant manuals Check the volume is set to the correct level and mute is off If CD is selected check there is a disc in the machine If problem persists contact your Rega dealer Cursa 3 manual qxd 10 12 2002 15 23 Page 17 ...

Page 18: ...ioning Source is at fault Check the source component for faults Swap the output leads and see if the fault swaps over Contact your Rega dealer Check that the wires are securely connected and correctly soldered If not contact your Rega dealer There may be a fault in the amplifier speaker chain Swap speaker cables Does the fault swap channels YES YES YES YES NO NO NO NO The speaker is at fault The a...

Page 19: ... the amplifier situated directly below the cartridge Are there any other pieces of Hi Fi equipment close to the turntable or amplifier Move the amplifier to see if hum level changes see page 3 Contact your Rega dealer Reconnect the ground lead see page 6 If this is not easy contact your Rega dealer Move them away See page 3 NO YES NO YES NO YES Cursa 3 manual qxd 10 12 2002 15 23 Page 19 ...

Page 20: ...n on the leads from the source component Check by swapping the leads to see if the hum moves between channel Contact your Rega dealer To check if the fault is within the lead substitute if possible with a known good lead or contact your Rega dealer NO YES 19 Cursa 3 manual qxd 10 12 2002 15 23 Page 20 ...

Page 21: ...20 Owners Log 1 Owner Date Where Purchased 2 Owner Date Where Purchased 3 Owner Date Where Purchased Cursa 3 manual qxd 10 12 2002 15 23 Page 21 ...