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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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The incredibly rich projects administration experiences and a person to 1 service model make the substantial importance of organization communication and our easy understanding of your expectations for Array Speaker System, Elite Entertainment Speakers, Bluetooth Conference Speaker, To significantly improve our service quality, our company imports a large number of foreign advanced devices. Welcome clients from home and abroad to call and inquire!
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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With our loaded working experience and thoughtful products and services, we've got been acknowledged as a reputable supplier for most international buyers 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: Poland, Oman, Casablanca, We insist on the principle of "Credit being primary, Customers being the king and Quality being the best", we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.
    • We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
    5 Stars By Odelette from Bhutan - 2018.12.11 14:13
    The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Mamie from Philippines - 2018.07.12 12:19
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