Accustic Arts Amp IV Stereo Amplifier
ACCUSTIC ARTS® AMP IV – Reference class power amplifier: our bestseller and world-wide champion in 5th generation
AMP IV highlights
- Dual-mono reference power amplifier with completely isolated power supply for each amplifier channel
- 20 selected MOS-FET output transistors of finest quality
- 2 magnetically shielded and encapsulated toroidal core transformer of premium quality for highest output reserves
- Optimum smoothing thanks to more than 160,000 µF power supply capacity; premium quality capacitors (“Made in Germany”)
- Very high damping factor for perfect speaker control
- ACCUSTIC ARTS® damping factor linearization (switchable)
- Professional protective circuit against clipping, HF oscillations and too high DC offset
- Integrated switch-on current limitation for highest operational safety
- Constant low operating temperature due to generously dimensioned heat sinks
- Balanced Input (XLR) and unbalanced input (RCA) – the inputs are switchable
- All used components and parts are selected and of highest quality
- Very high quality, gold-plated bi-wiring/bi-amping speaker terminal
- WBT loudspeaker terminals
- Extremely stable and resonance optimized, massive aluminium housing; inlay made of massive, high gloss polished and chromed brass
- ACCUSTIC ARTS® AMP IV is “Handmade in Germany”
Specifications
Minimum impedance:
2 Ω
Voltage gain:
25.0 dB
Power consumption without load:
approx. 120 watts
Power supply capacity:
approx. 160,000 µF
Input impedance:
balanced (XLR): 2 x 16 kΩ
unbalanced (RCA): 15 kΩ
Rated power output (THD+N = 0,1%):
max. 2 x 810 watts on 2 Ω
max. 2 x 620 watts on 4 Ω
max. 2 x 400 watts on 8 Ω
Inputs:
2 x RCA (unbalanced)
2 x XLR (balanced)
Loudspeaker connectors:
4 pair WBT terminals
Crosstalk:
109 db with 1 kHz
Signal to noise ratio:
-103 dBA (ref. 6,325 V)
Distortion (THD+N):
0.003 % on 4 Ω load at 1 kHz and 10 watts
Idle current:
approx. 300 mA
Frequency response:
10 Hz – 50,000 Hz (+0/-0.5 dB) (at 10 watts on 4 Ω)
Dimensions (H x W x D)
340 x 470 x 440 mm / 13.4 x 18.5 x 17.3 inches
Weight:
approx. 44 kg / 97 lbs
+ 12 kg / 27 lbs flight case
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