APART Champ-2 Manual Download Page 5

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5

 Intelligent 

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APC circuitry

 constantly analyses incoming music signals and keeps dynamics 

alive. An additional ultra fast peak limiter avoids amplifier clipping in case someone hits the 

inputs too hard. Please remember, this is a musical amplifier, please leave some headroom 

and enjoy the music.

 Bridge or stereo mode: more than double the output power and convert this amplifier into a 

• 

monoblock amplifier with one push on a button. 

Minimum load impedance is 8 ohms in 

bridge mode.

 Protection circuitry: the protection circuitry is another unique design feature of this ampli-

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fier: together with the APC circuitry, output signals are constantly monitored by the protection 

circuits, and speaker outputs will be cut in case of extreme overload, short circuits, DC offset, 

overheating… This circuit is also capable (within certain limits) of reducing the input signal to 

prevent clipping, distortion and other musically destructive situations. We have done our best to 

make sure this amplifier will produce clean power, but 

it is also the user who is responsible 

for the final result: the APC circuitry can not clean up a clipped input signal, in other 

words: what goes in, comes out. Don’t forget to set the impedance selector correctly for 

both channels and remember to divide the speaker’s impedance by a factor 2 if you are 

planning to use the amplifier in bridge mode ! Example in bridge mode: speaker load = 8 

ohms, set channel 1 impedance selector to 8 : 2 = 4 ohms setting (4 – 8 ohms). 

 Versatile input and output connector configuration with balanced and unbalanced inputs and 

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additional line level signal outputs for linking the signal to other devices for increased flexibility. 

The speaker output terminals accept speaker cables as well as 4 mm banana plugs.

 Ground lift switch to enable you to find the cause of system ground loops in case of hum or 

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excessive noise.

2. Features

Summary of Contents for Champ-2

Page 1: ...INFO APART AUDIO COM MANUAL Champ 2 MANUAL Audiophile Stereo Power Amplifier...

Page 2: ...unit Do not use the unit if the electrical power cord is frayed or broken Always operate the unit with the AC ground wire connected to the electrical system ground Have gain controls on amplifiers tur...

Page 3: ...e designs and we were not impressed We got inspired to make something APart from all the rest and started from scratch Take a look at our new champion with his striking design and powerful set of feat...

Page 4: ...nwanted noise from cooling fans Champ 2 relies on convectional cooling only a unique feature in this output power class and all packed in a 1 unit 19 inch case Integrated APC limiter circuitry and cli...

Page 5: ...limits of reducing the input signal to prevent clipping distortion and other musically destructive situations We have done our best to make sure this amplifier will produce clean power but it is also...

Page 6: ...mplifier Why In order to produce a low tone such as a kick drum or bass guitar you need about 80 or more of an amplifier s power Because distortion is less audible in low frequencies you would want to...

Page 7: ...mplifier circuits 4 Clip led channel 1 this led lights up whenever the amplifier clips This is a warning sign you are pushing things a little too far or you are overloading the amp Reduce the input le...

Page 8: ...ts 10 Clip led channel 2 this led lights up whenever the amplifier clips This is a warning sign you are pushing things a little too far or you are overloading the amp Reduce the input level by a few d...

Page 9: ...Switch power on No output Transformer thermal protection Yes Yes Yes Yes Switch off power and wait for cool down No output In case the transformer is overheated it may take a long time before the amp...

Page 10: ...al load of the amplifier channel this means that if you connect for example 3 speakers with 8 ohm impedance you MUST push the button in because the load on the amplifier is 8 3 2 7 ohms In case of bri...

Page 11: ...onnector this connector is wired in parallel to connector 12 This allows you to link the balanced signal to another amplifier 12 Channel 1 balanced input on Neutrik XLR connector this connector is wir...

Page 12: ...to route all AC wiring along one side of the rack and all audio wiring along the other side to avoid coupling mains cable interference into the audio path Please use only high quality signal and speak...

Page 13: ...y audio chain In order to adapt the front panel dimensions to the dimensions of other equipment it is possible to remove the 19 brackets and handles for an even more sleek and refined look Remove the...

Page 14: ...both channels driven Bridge mono operation 8 ohm 350 W 2 channel mode 8 ohm 120 W ch 2 channel mode 4 ohm 180 W ch 2 channel mode 2 7 ohm 200 W ch Sine wave power both channels driven not recommended...

Page 15: ...00VA full program 1KVA peak Mains power requirements 230VAC 50Hz General technical specifications Physical specifications Net dimensions cm W x H x D 48 3 X 4 4 X 36 Gross dimensions cm W x H x D 56 x...

Page 16: ...gestions to suggestions apart audio com CHAMP 2 is developed by Audioprof nv Lanteernhofstraat 90 BE 2100 Deurne BELGIUM Company names product names and names of formats etc are the trademarks or regi...

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