Plinius SA-100 Series Instruction Manual Download Page 10

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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 this mode four times the rated output of the
amplifier, approximately 400 watts into 8 ohms. Special care must be taken in connecting the input signal
and loudspeakers to ensure safe operation and best possible performance.

XLR STEREO:

XLR STEREO:

XLR STEREO:

XLR STEREO:  This option provides a stereo output signal from a balanced stereo input signal connected
to both the left and right XLR inputs.  All the advantages of balanced line transmission will be realised with
good rejection of noise and some freedom from earth or ground loops (hum).

XLR BALANCED MONO

XLR BALANCED MONO

XLR BALANCED MONO

XLR BALANCED MONO::::  In this mode both channels of your Plinius SA-100 combine to operate as a true

balanced mono amplifier, from input to output.  This configuration provides the highest quality mono
performance from a balanced line input connected to the RIGHT BALANCED XLR INPUT.  As with RCA
Bridged configuration, the loudspeaker is connected to both positive (+) channel’s output terminals.
Available power in this mode is four times the rated output of the amplifier, approximately 400 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 available from your preamplifier or
other equipment.  The Plinius SA-100 provides both options to allow you to choose the most suitable
preamplifier for your purposes.  Plinius Preamplifiers offer both balanced and unbalanced output options.

BALANCED LINE

BALANCED LINE

BALANCED LINE

BALANCED LINE is normally used to transmit signals in a professional environment.  Because balanced
line effectively reduces or eliminates noise pick-up by the system cabling, it has become increasingly
more important in high-quality domestic high fidelity systems.

UNBALANCED 

UNBALANCED 

UNBALANCED 

UNBALANCED leads such as single ended, RCA or coaxial are common and are used in the majority of
audio signal systems.  The terminal plug and socket are most commonly called RCA and can be found on
your Plinius SA-100 for use as the standard input terminals for both left and right inputs.

OUTPUT TERMINALS - STEREO

Output connections for the loudspeakers are provided on the left and right hand side of the rear panel.
Two parallel pairs of five way binding posts for each channel are fitted – these provide ease of use with bi-
wiring and multiple cables requiring a large contact area.

OUTPUT TERMINALS - BRIDGED/MONO

In bridged/mono modes, the loudspeakers utilise only the positive (+) outputs of your Plinius SA-100.  In
this configuration power output to the loudspeakers is dramatically increased (around four times as
much), and is commonly used in conjunction with another amplifier for amplification of each channel
from the preamplifier.

Summary of Contents for SA-100 Series

Page 1: ...S S S S S S S SA A A A A A A A 1 1 1 1 1 1 1 10 0 0 0 0 0 0 00 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 INSTRUCTION MANUAL...

Page 2: ...2...

Page 3: ...the variety 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 oper...

Page 4: ...ier 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 100 Featur...

Page 5: ...hat any work requiring removal of the lid or base of this amplifier be referred to a suitably qualified and experienced service technician DO NOT attempt to connect any input of this amplifier to it s...

Page 6: ...t the input cables without the necessity of turning the amplifier off When the switch is depressed down the amplifier will be operating out of mute When the switch is in the upper position the amplifi...

Page 7: ...rendering the amplifier ready for use and requiring only a few minutes of warm up in Class A before the very best of the amplifier s sonic qualities may be experienced BIAS A BIAS A BIAS A BIAS A Thi...

Page 8: ...onfiguration Selector REAR PANEL OF THE PLINIUS SA 100 SHOWING ALL OF THE AVAILABLE FACILITIES INCLUDING INPUT AND OUTPUT TERMINALS ACS AMPLIFIER CONFIGURATION SELECTOR MAINS INPUT AND GROUND LIFT REF...

Page 9: ...ifier Configuration Selector ACS is a unique switching method that exploits all of the operational features of your Plinius SA 100 Power Amplifier By using this switch it is possible to operate your a...

Page 10: ...to ensure safe operation and best possible performance BALANCED UNBALANCED SIGNALS Balanced or unbalanced input options will depend on the type of signal available from your preamplifier or other equ...

Page 11: ...onnected from the chassis In some installations a hum loop may exist due to duplicate ground paths from different equipment Use this switch to remove the connection from 0V to ground thus allowing som...

Page 12: ...IUS 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 y...

Page 13: ...mplifier or input signal to the two RCA inputs at the top of the amplifier back panel Make sure you connect the red coded cable to the red RIGHT RCA input and the black or white cable to the black LEF...

Page 14: ...ed signals from preamplifiers CD players and other ancillary equipment to be fed directly to the amplifier The technical advantages of this system of wiring may be fully realised here due to the dedic...

Page 15: ...peaker You will notice that the rear panel of your Plinius SA 100 has two pairs of output terminals for this purpose When using bi wires connect positive to positive or red to red for either STEREO in...

Page 16: ...nector on the back of the amplifier Once the power is connected ensure the mute switch is in the upward position muted then flick the main power switch on the front panel to the right The power LED wi...

Page 17: ...be removed after the IEC plug is removed by levering it out with a flat blade screwdriver The fuse fitted should be rated at no greater than 10 amps slow blow In the unusual event that this fuse shoul...

Page 18: ...the layout label attached to the bottom tray inside the amplifier remove the ring terminals on the transformer side of the connector block Take care to ensure correct orientation of the wires Now reas...

Page 19: ...r 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 20...

Page 20: ...ng is 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 rail...

Page 21: ...URATION ATURATION ATURATION 130 Watts per channel or greater into 8 V V V VOLTAGE OLTAGE OLTAGE OLTAGE S S S SWING WING WING WING 100Vpp per channel C C C CURRENT URRENT URRENT URRENT O O O OUTPUT UTP...

Page 22: ...age 18 Mains Line Voltage Page 12 Mains Supply Connection Pages 12 16 Mains Switch Page 6 Mains Voltage Configuration Page 18 Mono Operation Pages 10 14 15 Mute Switch Page 6 Operating Temperature Pag...

Page 23: ...Audible Technologies Ltd Audible Technologies Ltd Audible Technologies Ltd Audible Technologies Ltd P O Box 1836 P O Box 1836 P O Box 1836 P O Box 1836 Palmerston North Palmerston North Palmerston Nor...

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