WDf Series 4 Channel Digital Amplifer - 2

1. Class D amplifier, integrated design of amplifier module and power module, advanced Class-D module, efficient SMPS module, extremely high efficiency, reliability and power density. The standard 1U chassis space can provide powerful power, which can be applied to mobile performances, outdoor activities, bars, etc, KTV， Sound amplification in places such as concert halls and sports arenas.

2. Mainly used for meetings, multifunctional halls, cinemas, music bars, background music, etc

3. Equipped with PFC, it can operate stably within the full voltage range (90V-265V)<br>4. Circuit full protection: soft start direct-current 、 Sub audio frequency, high frequency, overheating, short circuit, silent startup and shutdown

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Model:
Digital amplifer
Brand:
KIDROCK
Code:
SFAAMPKD0002

Product Description

Model		WDF-4100AT	WDF-41500AT	WDF-41800AT
Frequency Response		10Hz-20KHz ±1dB	10Hz-20KHz ±1dB	10Hz-20KHz ±1dB
Input impedance		10K unbalance 20K balance	10K unbalance 20K balance	10K unbalance 20K balance
Input Sensitivity		0.775V/1.4V	0.775V/1.4V	0.775V/1.4V
Damping ratio		﹥200:1	﹥200:1	﹥200:1
Noise Ratio		﹥100dB	﹥100dB	﹥100dB
Cross talk		>70dB@1KHz	>70dB@1KHz	>70dB@1KHz
Conversion rate		≥20V/uS	≥20V/uS	≥20V/uS
IMD (@ 8Ω，1kHz，1/8 rated power)		≤0.15%	≤0.15%	≤0.15%
THD(@ 8Ω，1kHz，1/8 rated power)		≤0.35%	≤0.35%	≤0.35%
SNR		>40dB	>40dB	>40dB
Continue Power	8Ω	1000W×4	1400W×4	1800W×4
Continue Power	4Ω	1650W×4	2300W×4	2800W×4
Bridge	8Ω	3300Wx2	4600Wx2	5200Wx2
Power		AC220V 50-60Hz	AC220V 50-60Hz	AC220V 50-60Hz
Dimension(mm)		483×88×230	483x44x381	483x44x381
Net Weight		7.0KG	9.8KG	10KG
Circuit type		class D	class D	class D
Cooling system		Black hole dual fan
Protect		Soft Start,Short Circuit.Limiter,DC Fault,AC Line Fuse,Thermal Cut

WDf-4100AT WDf-41500AT WDf-41800AT

WDf Series 4 Channel Digital Amplifer - 2

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