KS-41300D Digital Amplifier

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Description:


Designed for professional sound reinforcement scenes such as theaters, large-scale performances, and concerts, it is mainly used with linear array speakers. It adopts relay-free output protection technology, which responds quickly and accurately, far exceeding the performance of traditional relays; it has comprehensive protection functions, including power soft start, DC overload short circuit protection, overheating protection, ultra-high frequency protection, and clipping and limiting functions; in the event of over-temperature, the system will automatically compress the sound proportionally to ensure that the sound on site is not interrupted.


Features:


* It uses a FIR processor imported from Germany, based on the fifth-generation SHARC processor ADSP-215XX series, with high-order FIR acceleration processing capabilities, which can make the speakers phase consistent and reduce comb filtering between speakers.

* The use of anti-twisting and impact-resistant cold-rolled steel plates, high-precision machining and painting technology make the structure and appearance of the amplifier more exquisite .

* The low noise three-stage variable speed fan has good thermal stability .

* The latest digital amplifier circuit has an amplifier efficiency of more than 96%, small size, high power density, and HiFi-level sound quality. The latest digital circuit topology technology makes the output waveform of the amplifier smoother, the frequency response flatter, the mid-high frequency without burrs, the sound more delicate, and the low frequency more powerful under the same test conditions.

* Built-in 40-bit floating-point DSP chip processor with 96kHz sampling frequency ensures high-precision audio processing. The amplifier has 2.6 milliseconds of analog to analog output delay (including 1 millisecond delay peak limiter), of which the input available delay is 200 milliseconds and the output available delay is 10 milliseconds.

* It integrates a variety of advanced functions, including active crossover, delay processing, EQ adjustment and equalization settings, to meet various needs in professional sound reinforcement scenarios.

* The front panel has a limit indicator light to indicate the status of amplifier output distortion or limiter operation; the front panel has a protection indicator light to indicate overheating, overload, short circuit, RF interference, DC protection circuit, etc.; the front panel has a signal indicator light.

* It has 4 XLR input interfaces, 4 XLR cascade ports, and 2 network ports.


Specifications:


Output power (1KHz, <0.05%THD)

8Ω: 4×1300W; 4Ω: 4×2200W; 2Ω: 4×2000W

Total harmonic distortion (20Hz-20kHz for 1W)

<0.1%

Total harmonic distortion (1kHz and 1dB below limiting)

<0.05%

DSP processor

FIR processor imported from Germany

Signal-to-Noise ratio

>120dB

Frequency range (power bandwidth +/-0.1dB)

10Hz-34kHz

Damping coefficient

>500

Input impedance (balanced/unbalanced)

20KΩ/10KΩ

Output socket

Original NEUTRIK output port

Input socket

XLR Female

Link socket

XLR Male

Protection function

With short circuit, open circuit, overheating, overload, DC, super audio frequency and other protections

Power requirements

100-240V~50Hz

Power consumption

1084W

Dimensions (W x H x D)

483×88×473mm

Weight

12.5Kg

Output power: Measured according to CEA-2006-B/CEA-490-A standard using 20ms pulse 1kHz sine wave at 1% total harmonic distortion

Power consumption of the whole machine: According to GB4943.1-2022 test method : measured under 1kHz sine wave rated load 1/8 power condition