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Plinius SA-100 Series Instruction Manual - Ndex

Other manuals for SA-100 Series: Reference
Manual is about: Class A Power amplifier

Summary of SA-100 Series

  • Page 1

    S s s s s s s s a a a a a a a a ---- ---- 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 c l a s s a p o w e r a m p l i f i e r i n s t r u c t i o n m a n u a l.

  • Page 2

    2.

  • Page 3

    3 congratulations congratulations congratulations congratulations on your decision to become the proud owner of this plinius sa-100 power amplifier. This manual has been prepared to help you understand the operation of your amplifier, and to provide information about its design and the variety of wa...

  • Page 4: Ontents

    4 c ontents introduction .......................................................................................................................................Page 3 precautions ............................................................................................................................

  • Page 5: Recautions

    5 p recautions please take special note of the following precautions before operating your new amplifier: • the plinius sa-100 power amplifier can be operated in bridged mode and may deliver in excess of 400 watts into 8 ohms. This amplifier is also capable of a very large peak current delivery. • t...

  • Page 6: Mplifier

    6 a mplifier f eatures – f ront p anel the front of the plinius sa-100 power amplifier incorporates a small panel fitted with three switches. These switches control the functions most used on the amplifier. F ront p anel l ayout s howing m ute , m ains a nd b ias s witches the operation of these swi...

  • Page 7

    7 bias switch this switch on the right of the panel alters the operating bias of the amplifier. When the switch is depressed down, the amplifier will be in class a. When the switch is in the upper position the amplifier is switched to class ab. Bias ab: bias ab: bias ab: bias ab: this position reduc...

  • Page 8: Mplifier

    8 a mplifier f eatures – r ear p anel this panel incorporates all the terminals for connecting the input signals from your preamplifier, and output to the loudspeakers, and mains supply. A reasonable understanding of this amplifier and a logical approach should ensure that you are listening to this ...

  • Page 9

    9 input terminals input terminals for your plinius sa-100 power amplifier are easily accessible and fitted to the top centre area of the rear panel. A brief summary of connection possibilities is listed below, while a more detailed explanation follows later in this instruction manual. Rca inputs lef...

  • Page 10

    10 rca bridged mono: rca bridged mono: rca bridged mono: rca bridged mono: this option configures your amplifier to drive one loudspeaker from one unbalanced signal fed to the right rca input. The loudspeaker is connected to both positive (+) channel’s output terminals, giving an available power in ...

  • Page 11

    11 please note that in order to achieve stereo performance in either of the mono modes, it will be necessary to use two plinius sa-100 power amplifiers - one amplifier each for left and right channels. Ground lift switch this switch is located adjacent to the mains input socket, and allows the signa...

  • Page 12: Nstallation and

    12 i nstallation and o peration placement and ventilation your plinius sa-100 is designed to operate at a moderately high temperature, even more so when used in class a. The ideal location is on a rigid stand or floor mounted away from direct contact with any temperature sensitive materials or deep ...

  • Page 13: Nput

    13 i nput /o utput c onnection r ear p anel s howing l ocation o f i nput /o utput t erminals it is important that you connect your loudspeakers (outputs) and preamplifier (inputs) to the plinius sa- 100 power amplifier correctly to ensure the amplifier is not damaged, and sounds it’s best with your...

  • Page 14

    14 rca bridged mono this option configures your amplifier to drive one loudspeaker from one unbalanced signal fed to the red right rca input. In bridged mono mode the only input made to your preamplifier is to the red right channel rca input. The black left channel rca input is not connected. Next y...

  • Page 15

    15 next your loudspeakers are connected to both positive (+) channel output terminals. So the positive red connection on your loudspeaker is 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 ...

  • Page 16

    16 connecting the mains supply now that your plinius sa-100 power amplifier is configured to your system correctly, the mains cable can be plugged into the iec connector on the back of the amplifier. Once the power is connected, ensure the mute switch is in the upward position (muted) then flick the...

  • Page 17: Sa-100 F

    17 sa-100 f eatures fuse protection when any internal fuse is damaged one or more fuse warning leds will light. These leds are under the amplifier lid located in the four corners of the main circuit board. Should any of the internal fuses need to be replaced the lid of the amplifier will need to be ...

  • Page 18

    18 220v-240v operation 110v-120v operation w h it e br o w n w h it e bla c k br o w n blu e w h it e b r o w n w h it e br o w n blu e blu e bla c k bl a c k blu e bla c k v oltage c onfiguration w iring l abel with reference to the layout label attached to the bottom tray inside the amplifier, rem...

  • Page 19: Oudspeaker

    19 l oudspeaker s election your plinius sa-100 power amplifier is designed for use with high fidelity loudspeakers. It should not be used to operate any other type of appliance or equipment. Choice of loudspeakers is one of personal taste, providing the chosen loudspeakers are suitable for use with ...

  • Page 20: Lass

    20 w hy c lass a i s b etter class a has always been regarded as the perfect operating mode for audio amplifiers. Many leading amplifier designers and manufacturers world wide recognise that a well designed class a circuit has inherently lower distortion than any other design. Class a circuit topolo...

  • Page 21: Pecifications

    21 s pecifications 100-watts rms per channel into 8 ohms. 200-watts rms per channel into 4 ohms. Both channels driven from 20hz to 20khz at 0.05% total harmonic distortion. Bbbb ridged ridged ridged ridged oooo utput utput utput utput :::: 380 watts rms 20hz to 20khz into 8 ohms (mono). Dddd ynamic ...

  • Page 22: Ndex

    22 i ndex acs (amplifier configuration selector) ..........................................................................................Page 9 balanced signal...........................................................................................................................Page 10 bias cla...

  • Page 23: Ontact

    23 c ontact d etails all operational, technical and descriptive material published here is subject to change at any time without notice. For further product information or queries, please contact us at the address below. Plinius plinius plinius plinius products are designed and manufactured by: audi...