Guangzhou AD Audio Co., Ltd. >> Admark Power Amplifier

Admark Power Amplifier

Admark Power Amplifier
Price: Negotiable
Trade Terms: FOB
Min Order: 1
Prod Model: AD
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Sound Channel: 2.1
Output Number: 4
Voltage: AC 220V
Function: Post Amplifier
Tube Type: Tube Amplifier
Element Number: Push-Pull Amplifier
Conductive Mode: AB

Product Description

This series amplifiers are used Toshiba power tube.
Designed to work with AD series line array or loudspeakers to achieve better effect.
MODELAD-1.4AD-1.8AD-3.0AD-3.6AD-4.0
8ohm Stereo Output Power2x400W2x700W2x900W2x1100W2x1300W
4ohm Stereo Output Power2x600W2x1050W2x1350W2x1650W2x1950W
2ohm Stereo Output Power    2600W
8ohm Bridge output power1200W2100W2700W3300W3900W
4ohm Bridge output power    5200W
Frequency Response20Hz-20KHz
THD+N   < 0.05%< 0.05%< 0.08%< 0.08% 
Slew Rate30V/µs30V/µs35V/µs40V/µs44V/µs
Damping factor>250>300>300>300>400
Voltage Gain
(8 ohm rated power @0.775V)
36dB38.2dB40.2dB40.8dB42.4dB
Output circuitryClass ABClass HClass HClass HClass H
Signal to Noise Ratio≥ 95dB≥ 95dB≥ 98dB≥ 100dB≥ 102dB
Crosstalk>70dB>70dB>70dB>70dB>70dB
Input Sensitivity (8 ohm)0.775V/1.0V/1.4V RMS
Input impedance20 k ohm balance / 1.0Kohm unbalance
CoolingTwo variable speed fans, rear-to-front air flow
ControlsFront: AC switch, CH1 and CH2 gain knobs
Rear: Sensitivity switch, GND switch, Stereo/Parallel/Bridge switch,
30Hz Low cut switch, clup limiter switch, 150Hz Low pass switch
IndicatorsFront: STANDBY-Orange LED, Power-Blue LED, SIGNAL-Green LED, CLIP-Red LED, PRO-Red LED, Rear: BRIDGE-Orange LED
Amplifier protectionShort circult, thermal, over load, clip limiter, DC voltage, soft start, ultrasonic and RF protection
Power requirement100V, 120V, 220V, 240V, 50-60Hz
Dimension483x89x462mm483x133x462mm
N.W/G.W18.5/22.5kg21/25.5kg24/28.5kg40/44.7kg42/46.7kg
Guangzhou AD Audio Co., Ltd. is one of the best PRO Audio suppliers in China, specialized in the manufacture, design and marketing professional loudspeakers and power amplifiers since 1998 and gained very high reputation at home and abroad.

So far, we have attended the NAMM SHOW in USA, Music Moscow in Russia, prolight+sound show in Frankfurt, Shanghai, Guangzhou and PALM EXPO for times.

We are keeping race with the lastest technology and aimig to offer best products and service to clients.

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