China Wholesale Meeting Speaker Factories – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

With responsible good quality method, good status and excellent client services, the series of solutions produced by our company are exported to lots of countries and regions for Loudspeaker, Karaoke Mic Set, Linear Speakers, We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. Welcome to contact us for more negotiation and cooperation.
China Wholesale Meeting Speaker Factories – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie Detail:

System indicators

Radio frequency range: 645.05-695.05MHz (A channel: 645-665, B channel: 665-695)

Usable bandwidth: 30MHz per channel (60MHz in total)

Modulation method: FM frequency modulation Channel number: infrared automatic frequency matching 200 channels

Operating temperature: minus 18 degrees Celsius to 50 degrees Celsius

Squelch method: automatic noise detection and digital ID code squelch

Offset: 45KHz

Dynamic range: >110dB

Audio response: 60Hz-18KHz

Comprehensive signal-to-noise ratio: >105dB

Comprehensive distortion: <0.5%

Receiver indicators:

Receiving mode: double-conversion superheterodyne, dual-tuning true diversity reception

Oscillation mode: PLL phase locked loop

Intermediate frequency: the first intermediate frequency: 110MHz,

The second intermediate frequency: 10.7MHz

Antenna interface: TNC seat

Display mode: LCD

Sensitivity: -100dBm (40dB S/N)

Spurious suppression: >80dB

Audio output:

Unbalanced: +4dB(1.25V)/5KΩ

Balance: +10dB(1.5V)/600Ω

Power supply voltage: DC12V

Power supply current: 450mA

Transmitter indicators: (908 launch)

Oscillation mode: PLL phase locked loop

Output power: 3dBm-10dBm (LO/HI conversion)

Batteries: 2x“1.5V No. 5”batteries

Current: <100mA(HF), <80mA(LF)

Use time (alkaline battery): about 8 hours at high power

Simple malfunction treatment

malfunction symptoms

Malfunction cause

No indication on receiver and transmitter

No power on transmitter, receiver power is not connected properly

The receiver has no RF signal

The receiver and transmitter frequency bands are different or out of the acceptable range

There is radio frequency signal, but no audio signal

The transmitter microphone is not connected or the receiver squelch is too deep

Sound guidance circuit malfunction

Setting silent mode

Audio signal background noise is too large

Transmit modulation frequency deviation is too small, receive output electrical Level is low, Or there is an interference signal

Audio signal distortion

Transmitter modulation frequency deviation is too large, receiver output electrical Level is too large

The use distance is short, the signal is unstable

The transmitter setting power is low, and the receiver squelch is too deep.

Improper setting of receiver antenna and strong battery interference around.


Product detail pictures:

China Wholesale Meeting Speaker Factories –  Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie detail pictures


Related Product Guide:

We know that we only thrive if we can easily guarantee our combined cost competiveness and high-quality advantageous at the same time for China Wholesale Meeting Speaker Factories – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie , The product will supply to all over the world, such as: Spain, Toronto, Vancouver, With the effort to keep pace with world's trend, we'll always endeavor to meet customers' demands. If you want develop any other new items, we can customize them to suit your needs. If you feel interest in any of our products and solutions or want develop new merchandise, you should feel free to contact us. We are looking forward to forming successful business relationship with customers all over the world.
  • The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
    5 Stars By Caroline from British - 2017.09.28 18:29
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Kevin Ellyson from Monaco - 2018.12.22 12:52
    Write your message here and send it to us