background image

Содержание P10

Страница 1: ......

Страница 2: ...of ways it may be used We have designed and manufactured this amplifier to reproduce faithfully and accurately your favourite music With a little care and a full understanding of the operating recommendations in this manual your Plinius SA Reference Power Amplifier will provide years of high quality trouble free performance Serial Number Final Test Certified By IMPORTANT PLEASE TAKE THE TIME TO RE...

Страница 3: ...you are controlling both a powerful and precise product It is designed specifically for the act of listening to music not channel surfing on a television or changing the room temperature The distinction is important because we believe that listening to music is a highly selective and emotional experience that requires a much greater level of concentration and precision to fully appreciate and enjo...

Страница 4: ...r Configuration Selector ACS Page 9 Balanced Unbalanced Signals Page 10 Installation and Operation Page 12 Input Output Connection Page 13 RCA Connection Page 14 XLR Connection Page 15 SA Reference Features Page 17 Loudspeaker Selection Page 19 Why Class A is better Page 20 Specifications Page 21 Index Page 22 Contact Details Page 23 ...

Страница 5: ...k requiring removal of the lid or base of this amplifier must be referred to a suitably qualified and experienced service technician DO NOT attempt to connect any input of this amplifier to it s own outputs DO NOT earth any output terminal or connect any of these terminals together without following the instructions in this manual or seeking qualified assistance DO NOT place this amplifier in any ...

Страница 6: ...s AB In Class A the LED is ON Either mode may be used for listening with Class A preferred CLASS AB This position reduces the bias on the output stage to operate the amplifier in Class AB This is a bias configuration used by the majority of high fidelity amplifiers In Class AB your Plinius SA Reference produces very high quality sound suitable for all occasions where super critical listening is no...

Страница 7: ...fier will quickly increase and the amplifier will become quite hot Once again we remind you to ensure that you have left adequate space around the amplifier for ventilation Ensure that no objects are resting on the amplifier and check that the heat sink cooling fins are not obstructed in any way 2 The power required from the mains supply in Class A is approximately 1 000 watts similar to a small e...

Страница 8: ...E REAR PANEL SHOWING ALL THE AVAILABLE FACILITIES INCLUDING INPUT AND OUTPUT TERMINALS ACS AMPLIFIER CONFIGURATION SELECTOR MAINS INPUT AND GROUND LIFT DESIGNED AND MANUFACTURED IN NEW ZEALAND BY PLINIUS AUDIO LTD P O BOX 1836 PALMERSTON NORTH CAUTION RISK OF ELEC TRICAL SHOCK DO N OT OPEN CAUTION TO RE DUCE RISK OF COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSON...

Страница 9: ...cable that connects all three pins at each end of the interconnect cable The XLR pin configuration used in all Plinius product is PIN 1 to GND PIN 2 to Signal PIN 3 to Signal NOTE Because of the way our XLR and balanced inputs are configured it is not possible to connect both XLR and RCA at the same time AMPLIFIER CONFIGURATION SELECTOR ACS The Amplifier Configuration Selector ACS is a unique swit...

Страница 10: ...ed to both channels positive output terminals Available power in this mode is four times the rated output of the amplifier approximately 1000 watts RMS into 8 ohms Special care must be taken in connecting the input signal and loudspeakers to ensure safe operation and best possible performance BALANCED UNBALANCED SIGNALS Balanced or unbalanced input options will depend on the type of signal availab...

Страница 11: ...egrate more effectively into a home theatre system the Plinius SA Reference has remote trigger terminals fitted to the rear panel By connecting a processor with a remote trigger signal to these terminals the SA Reference can be put in and out of Class AB mute by the processor to which it is connected When in Class AB mute the amplifier draws less current and will operate at minimum temperature The...

Страница 12: ...piked amplifier stand or table may further enhance the performance of this amplifier Consult your PLINIUS dealer for further advice if required MAINS VOLTAGE CONNECTION Firstly check that the mains supply voltage printed on the rear of this amplifier is similar to the mains supply voltage in your area If in doubt please consult your PLINIUS dealer Mains supply power connection is via the supplied ...

Страница 13: ...utputs and preamplifier inputs to the Plinius SA Reference Power Amplifier correctly to ensure the amplifier is not damaged and sounds it s best with your system Now that you have read and familiarised yourself with the connections on the back of the amplifier as covered in the previous section we will describe in detail the different ways in which you can connect the amplifier to your system Ther...

Страница 14: ...connected to the red RIGHT amplifier output and the negative black connection on the loudspeaker should be connected to the red LEFT amplifier output DO NOT CONNECT ANYTHING AT ALL TO THE NEGATIVE TERMINALS MAKING A CONNECTION TO THE NEGATIVE TERMINALS OF THE AMPLIFIER IN THIS MODE CAN CAUSE SERIOUS DAMAGE You can still connect two loudspeakers using the lower positive amplifier output terminals T...

Страница 15: ...wise so that it is in the XLR Balanced Mono position It is now safe to switch on your amplifier TERMINATION QUALITY Quality of the connections must be examined to ensure that high performance trouble free operation is enjoyed Check that the connections are tight but do not over tighten If bare wires are used make sure that no loose strands of wire short cross the other terminals or the amplifier c...

Страница 16: ...ll of the leads carrying signals for the RIGHT channel loudspeaker are connected to the RIGHT input to the amplifier from your preamplifier or CD player etc Signals for the LEFT channel should be wired in a similar fashion CONNECTING THE MAINS SUPPLY Now that your Plinius SA Reference Power Amplifier is configured to your system correctly the mains cable can be plugged into the IEC connector on th...

Страница 17: ...board Replace them with the same type 10 amp normal blow IMPORTANT DO NOT FIT A FUSE WITH A HIGHER RATING Please note that fuse failure may indicate a severe problem Check all speakers and speaker cables for damage short circuit etc Should the amplifier continue to exhibit rail fuse failure contact your PLINIUS dealer ECOLOGIC CONTROL The Plinius SA Reference is also fitted with a microprocessor w...

Страница 18: ...LEDs Error LED LED Adjuster VR3 SECTION OF SA REFERENCE MAINBOARD SHOWING POSITION OF ECOLOGIC JUMPERS AND LED BRIGHTNESS ADJUSTMENT POTENTIOMETER MAINS LINE FUSE A Mains Line fuse is fitted within the IEC Mains Line socket on the rear of the amplifier A small drawer at the bottom of this socket may be removed after the IEC plug is removed by levering it out with a flat blade screwdriver The fuse ...

Страница 19: ...udio dealer prior to purchase As a general rule the use of high power 200 watt RMS or greater loudspeakers is recommended and desirable However our experience indicates that medium to low power loudspeakers 100 to 200 watt RMS are quite often suitable for use on this amplifier provided the volume is maintained at a level where no distortion is audible Impedance of the loudspeaker load is important...

Страница 20: ... kept flowing in the circuit regardless of demand In a conventional or Class AB amplifier circuit this current flow varies when demand varies Furthermore as current varies the voltage on the power supply rails as seen by the output stage varies too In a Class A circuit current draw should be constant therefore there is an absence of the power supply modulation common in Class AB design amplifiers ...

Страница 21: ...FREQUENCY RESPONSE 20Hz to 20kHz 0 2dB 0dB at 0Hz and 3dB at 70kHz DISTORTION Typically 0 05 THD at rated power 0 1 THD and IM worst case prior to clipping VOLTAGE SWING 130Vpp per channel CURRENT OUTPUT 70A short duration peak per channel Fuse protected RISE TIME Typically 4µs SLEW RATE 50V µs HUM NOISE 100dB below rated output 20Hz to 20kHz A weighted GAIN 32dB Unbalanced 38dB Balanced INPUT IMP...

Страница 22: ...oudspeaker Impedance Page 19 Loudspeaker Power Page 19 Mains Line Fuse Page 18 Mains Supply Connection Pages 12 16 Mains Switch Page 11 Mono Operation Pages 10 14 15 Mute Switch Page 6 Operating Temperature Pages 5 12 Output Terminals Pages 10 14 15 Phasing Page 16 Placement Pages 5 12 Rail Fuses Page 17 RCA Bridged Mono Input Pages 10 14 RCA Stereo Input Pages 9 14 Rear Panel Layout Page 8 Safety...

Страница 23: ...t notice For further product information or queries please contact us at the address below PLINIUS products are designed and manufactured by Plinius Audio Ltd P O Box 1836 Palmerston North New Zealand Phone 64 6 354 8583 Facsimile 64 6 354 8586 Email info pliniusaudio com Internet www pliniusaudio com 2005 Plinius Audio Ltd ...

Отзывы: