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Audio Analogue Class A Owner's Manual

Audio analogue pure class a power amplifier
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AUDIO ANALOGUE
PURE CLASS A POWER AMPLIFIER
OWNER'S MANUAL
MANUALE D'ISTRUZIONI
Manual rev.1.2a

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Summary of Contents for Audio Analogue Class A

  • Page 1 AUDIO ANALOGUE PURE CLASS A POWER AMPLIFIER OWNER’S MANUAL MANUALE D’ISTRUZIONI Manual rev.1.2a...
  • Page 2 AUDIO ANALOGUE. The information contained in this manual is related to the data kept by AUDIO ANALOGUE at the moment of the issue of this publication; AUDIO ANALOGUE has the right to make changes to this document without notice.
  • Page 3 Nessuna parte del presente manuale può essere riprodotta con alcun mezzo, trasmessa o copiata per usi pubblici e/o privati senza la previa autorizzazione di AUDIO ANALOGUE. Le informazioni contenute nel presente manuale sono relative ai dati in possesso di AUDIO ANALOGUE al momento della pubblicazione; AUDIO ANALOGUE si riserva il diritto di apportare cambiamenti al presente documento senza alcun preavviso.
  • Page 4 50 Watt in a 8 Ohm load. This power doubles every halving of the load up to less than 2 Ohm. The very high bias, in the order of 1.8A, keep the amplifier in pure class A up to 50 Watts on a 8 Ohm load. It’s equipped with 2 unbalanced input to be connected to the preamplifier.

  • Page 5: Pannello Frontale

    Front panel 1) STAND-BY BUTTON ( 1 ). It’s located under the front panel. Pushed for 3 seconds turns on the amplifier. Pushed again shut it off immediately. 2) STATUS LED ( 2 ). This LED is “low intensity red” when the amplifier is off. It’s “bright red” whent the power amplifier is turning on.
  • Page 6 Back panel • RIGHT SPEAKER OUT: Right speaker out connector. • LEFT SPEAKER OUT: Left speaker out connector. • INPUT LEFT: Unbalanced line left input. • INPUT RIGHT: Unbalanced line right input. • BALANCED INPUT : Balanced line input for bridged mode (the signal MUST be differential). •...
  • Page 7 Where to place the Class A power amplifier Class A is a high bias unit, it generates a large amount of heat. After some hours of operation the unit temperature can raise up to 55°C, be carefull! Please locate the unit in a well-ventilated place. In particular, you should leave at least 5 cm around and above the unit and avoid placing it close to heat sources (radiators, heaters, amplifiers, television sets).

  • Page 8: Bridge Connection

    Powering up Class A When you set the rear switch of Class A in the position “1”, the unit turns on in the STANDBY mode. When the front button is kept pressed for at least three seconds, the amplifier turns on. The amplifier will powers up about in ten seconds. During power up the protection circuit check the status of the power lines and the absence of a DC voltage on the speaker outputs;...

  • Page 9: Specifications

    Specifications Parameter Measurement conditions Value Channels: Power: @ 1%THD 4 @ 1%THD 100W 2 @ 1%THD 200W Bridged Mode: @ 1%THD 200W Total Harmonic Distortion 1W, 8 0,02% Sensitivity: For 50W @ 8 Unbalanced input Balanced input (bridged mode) Rise time: Full power 2.2 s Slew rate...

  • Page 10: Troubleshooting

    Turn off the rear switch, wait 5 seconds operation than turn ON again. Internal Failure Contact your Audio Analogue retailer If the suggested remedies should not work or the problem is not shown in the list above, please contact your local Audio Analogue retailer. Ricerca Guasti...

  • Page 11: Information On Disposal For Users (Private Households)

    If this product is used for business purposes and you want to discard it: means that used electrical and electronic products Please contact your Audio Analogue dealer who will inform you about the take-back and recycling. Small products (and should not be mixed with general household waste.
  • Page 12 Audio Analogue Manufactured and Distributed by: AUDIO FUTURA spa Via Maestri Del Lavoro 583 51015 Monsummano Terme (PT) Italy Tel. 0572 954513 fax 0572 958099 www.audioanalogue.com - info@audioanalogue.com...

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