Sunfire Classic Vacuum Tube Preamplifier Manuel d'utilisateur

10User's ManualObserve the following precautions whenchoosing a location for your Classic vacuumtube preamplifier:• The Classic is an all-vacuum

11User's ManualThe optional phono stage contains twoindependent stereo phono preamplifier inputswhich are optimized for specific uses. Thetype of

12User's Manualefforts on the part of the transformer designerare required, and the resulting cost will almostalways be many hundreds of dollars.

13User's ManualPhono ConnectionsSystem ConfigurationsThe following pages show some typicalconnections that you might make in your installa-tion.

14User's ManualCD player ConnectionsThe audio output from your CD player canbe connected to the preamplifier’s CD inputs.If your CD player has va

15User's ManualTape Deck ConnectionsThe output from your Tape deck connectsto the preamplifier’s TAPE inputs. Theseinputs are only selected by us

16User's ManualAmplifier Connections: unbalanced RCAIf your amplifier has RCA inputs, you canconnect them to the preamplifier’s Main 1 orMain 2 o

17User's ManualAmplifier Connections: balanced XLRIf your amplifier has XLR inputs, it can beconnected to the balanced audio outputs asshown.The

18User's ManualPhono InputsRIAA curveMoving Magnet inputGain = 40dB to tape outOverload = 100mV @ 1 kHz.Input Impedance = 47ΩNoise: better than 8

19User's ManualIn view of the Classic’s input/outputflexibility, the many connecting cables to andfrom the components which may be con-nected to

2User's ManualSafety Instructions1. Read Instructions -– All the safety and operationinstructions should be read before the Sunfire Componentis o

20User's ManualLoud howl, squeal, or whistle.• The Tape Monitor switch is engagedwhile microphones (in the same roomas the speakers) are connecte

21User's ManualFinally we come to the other commonsource of hum problems, the signal cablesand their associated plugs. Inexpensivecables often ha

22User's ManualChanging the phono stage gainThe following gain changes may beperformed by experienced electronic techni-cians. Your Sunfire Deale

23User's ManualLimited WarrantySunfire Corporation is proud of its prod-ucts which have been built with care usingadvanced technology and premium

Manual Part number : 913-012-00 Rev C

3User's Manual15. To prevent electric shock, do not use this polarizedplug with an extension cord, receptacle or other outletunless the blades ca

4User's ManualYour Classic preamplifier should reachyou in perfect condition. If you do notice anyshipping damage, please contact your SunfireDea

5User's ManualGaincontrolPoweron/offPoweron/offOverviewOverviewThe Classic is a preamplifier controlcenter. If you have previous experience withs

6User's ManualFront Panel Features1 5 6 7 8 11 10 942 3Front Panel Features4. Remote windowThis window should be kept clear of obstruction forthe

7User's ManualFront Panel Features7. Contour On/OffIn the OFF position, the contour circuits are bypassedand the two contour controls (11) will h

8User's ManualTO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCKDO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.WARNINGS/NPASSIVE PRECISIONINVERSE RIA

9User's ManualRear Panel Features6. Tape outputThese outputs connect to the inputs of atape deck for recording the source whichis currently selec