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China Wholesale Best 3 Way Component Speakers Manufacturers – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie

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  • China Wholesale Best 3 Way Component Speakers Manufacturers – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie

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To continuously increase the administration process by virtue of the rule of "sincerely, good religion and excellent are the base of company development", we commonly absorb the essence of linked goods internationally, and continually build new solutions to fulfill the requires of shoppers for Home Ktv System, Powerhouse Ktv, Speaker Full Range 12 Inch, In our efforts, we already have many shops in China and our products have won praise from customers worldwide. Welcome new and old customers to contact us for the future long term business relationships.
China Wholesale Best 3 Way Component Speakers Manufacturers – 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.
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China Wholesale Best 3 Way Component Speakers Manufacturers – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie detail pictures

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Our growth depends to the superior products ,great talents and repeatedly strengthened technology forces for China Wholesale Best 3 Way Component Speakers Manufacturers – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie , The product will supply to all over the world, such as: Austria, UK, Ethiopia, So We also continuously function. we, focuse on high quality, and are conscious of the importance of environmental protection, most of the merchandise are pollution-free, environmentally friendly solutions, reuse on the solution. We've Updated our catalog, which introduces our organization. n detail and covers the primary products we provide at present, You may also visit our web-site, which involves our most recent product line. We look forward to reactivating our company connection.
    • Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Constance from Niger - 2018.03.03 13:09
    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Sandra from Nepal - 2018.11.22 12:28
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