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  • DF series class-D amplifier

  • DF series digital amplifier is designed to meet the specialized needs of sound contractors. 2U high and weighs a mere 3.2kg ,DF amplifier are based on an improved version of PWM technology, equipped with very high efficient and reliable switching power supply with power factor correction(PFC)。
  • With the Muservopower(TM)and ToneAdjust(TM) technology。ART  series amplifier take your sound to a whole new level. Not only does it give you tighter bass and clean transparent highs. it also cuts waste heat, boosts reliability and gets rid of unwanted noise and hum
  • Features:
  • ● Advanced switch-model power supply technology for high performance and compact size.
  • ● Power factor correction(PFC).
  • ● Perfect protection(Soft start, clip limiter, thermal limiter, power limiter, DC,VHF,AC, short-circuit).
  • ● High and rigid enclosure.
  • ● Overall light weight-all models only 3.2Kg.
  • ● Variable speed fan with low noise.
  • ●well-engineered aluminum foil heat sinks
  • ● Power On and Standby general indicators
  • ● Factory preset worldwide mains voltage power supply

Model

DF100

DF 200

DF 300

DF 400

Output Power (EIA 1KHZ 1% THD)

Stereo

2×63W 

2×120W

2×180W

2×250W

2×100W

2×200W

2×300W

2×400W

Bridge

200W

400W

600W

800W

Frequency Response

20Hz-20KHz ±1.5dB

Input Sensitivity

0.775V/26dB/1.4V

S/N

>95dB

Distortion (usually)

<0.05%

Distortion (SMPTE)

<0.08%

Input impedance

20KHz(balance) 10KHz(unbalance)

Damping factor (5Hz-1KHz)

>230

Switching rate

15V/μs

Crosstalk

65dB

Protection

Soft Start, DC,VHF,AC,Short,Clip limiter,Thermal cut,

冷却方式

variable speed fan

Power supply

AC220V-240V  50/60Hz

Net weight

6.2Kg

Product size(W×D×H)

482mm×231mm×44mm

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