DEKEN KA-300/500/700 II three-in-one professional karaoke power amplifier

KA II 3-in-1 Karaoke Professional Amplifier, using convenient and intuitive color LCD, unique appearance design, the entire front structure of the three-dimensional form of the body of the space, givi

  • Model No.: KA-300 II/KA-500 II/KA-700II
  • Name: Three-in-one professional karaoke power amplifier
  • Standard: CE ; RoHS

DEKEN

KA II 3-in-1 Karaoke Professional Amplifier, using convenient and intuitive color LCD, unique appearance design, the entire front structure of the three-dimensional form of the body of the space, giving people a strong sense of visual dynamics, the use of 8 cores of 56bit DSP audio processor. 56bitMAC Operation (800M MAC/sec) vector processing, double-precision instructions, using 24bit, 192kHz audio codec, 114dB dynamic range, -100dBTHD + N. Sampling frequency 48K/24Bit, ultra-low latency, perfect channel mute design, support for external APP debugging, integrated wireless microphone. Wide working power supply voltage 160V~240AVC, all-weather protection to solve the voltage fluctuation brought about by the equipment does not work and damage. Suitable for: private clubs, family KTV and other places

 

Product features:

Power amplifier section:

1. It has basic sound effect adjustment such as level, filter, pressure limit, delay, echo and reverberation.

2. New HD reverb algorithm.

3. Excellent screech suppression, the level can be freely adjusted.

4. A programmable dynamic noise gate.

5. Analog audio interface with four independent outputs.

6. Two independent microphone channels.

7. High fidelity Bluetooth music input.

8. It has a flexible and adjustable audio control platform.

9. Power intelligent constant technology

10. When the load connected to the power amplifier is below the rated range, the output power is intelligently controlled and will not continue to increase, but will remain constant in the safe and reliable working range, so that the stability of the power amplifier is greatly improved.

11. Technology-leading H class circuit

12. Class H circuit, can easily push 8Ω~4Ω load, unique design to protect the large tube working in a safe operating area.HiFi level of fever circuit.

  

Wireless microphone section:

1. It has the function of automatic searching idle frequency points with one key and locking button with one key

2. High quality electronic volume control, simple combination

3. The sound quality is clear and bright, and the ideal use distance is 100 meters

4. There are 200 optional frequency points, which can be used by 80 units at the same time. The handheld microphone is universal and has strong anti-interference ability

5. The LCD display channel and battery power are displayed, and the battery low voltage flashes to 1.8V and automatically shuts down

6. Suitable for large stage, conference hall, etc

  

 Technical parameter :

 Model

KA-300 II

KA-500 II

KA-700 II

 Rated Power RMS

(8Ω)2×300W

(8Ω)2×500W

(8Ω)2×700W

Rated Power RMS

(4Ω)2×450W

(4Ω)2×750W

(4Ω)2×950W

 Frequency Response

20Hz-20kHz(±0.5dB)

20Hz-20kHz(±0.5dB)

20Hz-20kHz(±0.5dB)

 Output Circuit

ClassH class

Class H;

Class H;

 Total Harmonic Distortion

≤0.05%@8Ω1KHz

≤0.05%@8Ω1KHz

≤0.05%@8Ω1KHz

Signal-to-Noise

≥89dB

≥89dB

≥89dB

 Slew rate

25V/μs

25V/μs

25V/μs

 Damping Factor

>500;

>500

>500

 Separation

>85dB@8Ω 1KHz

>85dB@8Ω 1KHz

>85dB@8Ω 1KHz

 Iinput sensitivity

0.775V

0.775V

0.775V

 Input impedence

20kΩ balanced and 10kΩ unbalanced

20kΩ balanced and 10kΩ unbalanced

20kΩ balanced and 10kΩ unbalanced

 Protections 

Direct current, short circuit, overheating, soft start

Direct current, short circuit, overheating, soft start

Direct current, short circuit, overheating, soft start

Front panel controls

Transfer switch, LCD screen, function keys

Transfer switch, LCD screen, function keys

Transfer switch, LCD screen, function keys

Product volume

0.045m³

0.045m³

0.045m³

Chassis Thickness

2U

2U

2U

 Product size

483mmX320mmX88mm

483mmX320mmX88mm

483mmX320mmX88mm

Dimensions (W×D×H)

515mmX460mmX215mm

515mmX460mmX215mm

515mmX460mmX215mm

Net weight

9.9KG

11.1KG

13.2KG

Gross weight

12.7KG

13.7KG

15.9KG

 

 

 Receiver

 Receive frequency

 UHF640-690MHz

 Frequency stability

±0.002﹪

 Sensitivity

10uV

Mirror interference ratio

>60dB

 Noise-signal ratio

>80dB

Expand the ratio

1︰2

Audio output

Adjustable 0~300mV

 Receiving channels

Route 2

Mixed output interface

6.35MM unbalanced mixing port

Output separately

Two balanced outputs

 Supply voltage

DC12V-1A(50Hz)

 Power dissipation

3W

 Antenna

External BNC antenna

Dynamic range

>80dB

Comprehensive distortion

≧0.5﹪

 Operating temperature

-10℃~50℃

Wireless handheld microphone

 Transmit Frequency

UHF640-690MHz

 Frequency stability

±0.002﹪

 Transmitting power

20mW/30mW two levels

Current loss

<120mA@ input 3V voltage

Near-frequency suppression

>60dBm

 Standard

 frequency modulation FM

Modulation offset

±45KHz

 Compression ratio

2︰1

 Pickup

Super cardioid moving coil type

 Batteries

Two 5# 1.5V alkaline batteries

 Antenna

Built-in ring antenna

 Frequency response

30Hz~16KHz@±3dB

 

 

 

 


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