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Home > AUDIO SOURCE > Amplifiers > Accustic Arts > Power Amp
> AMP III Ultra Power

Our statement in terms of audiophile power amplifiers
The Accustic Arts Amp III is a reference power amplifier, offering effortless power (2 x 600W into 8 ohms, 2 x 1000W into 4 ohms) with a high end design that matches perfectly with an Accustic Arts pre amplifier and any other fine hi-fi. One of the best large power amps we've ever heard that surpasses the performance of the already stunning Amp II Mk2.
In contrast to the Amp 2 MkII, the Amp III features double the MOS-FET output transistors, a more powerful transformer, and massive rated power outputs perfect for driving any large or difficult to drive speakers.
- Extremely powerful dual-mono high-power amplifier with completely isolated power supply for each amplifier channel
- 48 selected MOS-FET output transistors of highest quality with a maximum power output of 1,000 watts per channel (4 Ω)
- Magnetically shielded and encapsulated toroidal core transformer of premium quality for highest output reserves
- Maximum total transformer power: 3,200 VA (1,600 VA per channel)
- Optimum smoothing thanks to more than 240,000 μF power supply capacity; premium quality capacitors (“Made in Germany”)
- Very high damping factor
- Integrated protective circuit against clipping, HF oscillations and too high DC offset
- Integrated switch-on current limitation for highest operational safety
- All used components and parts are selected and of highest quality
- Fully balanced XLR-inputs
- Very high quality, gold-plated bi-wiring/bi-amping speaker terminal
- Extremely stable, massive and resonance optimized housing, fully made of aluminium; inlay made of massive brass, polished and chromed
- ACCUSTIC ARTS® AMP III is “Handmade in Germany”
Voltage gain : 25 dB
Power consumption without load : approx. 330 watts
Total transformer power : maximum 3,200 VA (watts)
Power supply capacity : more than 240,000 μF
Input impedance :
Pin 1 to Pin 2: 20 kΩ
Pin 1 to Pin 3: 20 kΩ
Pin 2 to Pin 3: 40 kΩ
Rated power output (at THD+N = 0,1 %) :
max. 2 x 1,000 watts on 4 Ω
max. 2 x 600 watts on 8 Ω
Minimum speaker impedance : 4 Ω per channel
Rise time/fall time : 3.1 μs on 4 Ω load (square-wave 20 kHz, 12 Vss)
Crosstalk : 109 dB with 1 kHz
Signal-to-noise-ratio : -95 dBA (ref. 6.325 V)
Intermodulation distortion : 0.008 % with 10 watts on 4 Ω
Distortion factor (THD+N) : 0.003 % on 4 Ω load at 1 kHz and 10 watts (effective bandwidth 22 Hz - 22 kHz)
Dimensions (H x W x D) : 350 x 482 x 430 mm/13.8 x 19 x 16.9 inches
Weight : approx. 60 kg/132 lbs.
Formats
CD Formats : Red Book
Audio Formats : WAV, AIFF, FLAC, ALAC, OGG Vorbis, AAC, Windows Media-formatted content files, MP3
Internet Radio Provider : vTuner
Disc Compatability : CD, CD-R, CD-RW
User Control
Front Panel : Touch-sensitive eject and shutdown mode function
TV Monitor : 4:3 and 16:9 customisable TV interface USB touch screen compatible
Web Interface : PC and Mac internet browser compatible Adobe Flash user interface
AMX Creston : Installer-customisable reference apps available
Handheld : User interface app for iPhone and iPod Touch devices
Streaming and Ripping
USB : Scan and play from FAT and NTFS formatted memory sticks
Network Shares : Scan and play from music stored on a network share
Network Storage : Rip to external network storage for expanded music storage
CD Metadata : AllMusic.com online, FreeDB online and local database
StreamNet : 6 user streams to NaimNet and NetStreams systems
Power
Supply Voltage : 100V-230V; 50 or 60Hz
Dimensions (HxWxD) : 87 x 207 x 314 mm
Weight : 4.2 kg
Supplied with : External power supply
Formats
CD Formats Red Book
Disc Compatability CD, CD-R
User Control
Front Panel Seven button matrix
Handheld R-Com
Power
Power Supply Options 555PS, 2 x 555PS
Upgrades
Power Supply 555 PS
Other NAC 252, 552 PS, NAP 500, 500 PS
Dimensions (HxWxD) 114 x 432 x 314 mm
Weight 20.2 kg
Supplied with Hi-Line, R-Com, Burndy x 2, Remote Control NARCOM 4, Clamp 6



