China Wholesale 10 Inch Full Range Speaker Factory – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

With our leading technology also as our spirit of innovation,mutual cooperation, benefits and development, we are going to build a prosperous future jointly with your esteemed company for Multi-Purpose Speaker, Professional Power Mixer Amplifier, Amplifier Pro, We just not only deliver the high-quality to our customers, but far more even important is our greatest service along with the competitive price tag.
China Wholesale 10 Inch Full Range Speaker Factory – 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:


Related Product Guide:

Sticking to your belief of "Creating solutions of high quality and generating buddies with people from all around the world", we always put the fascination of customers to start with for China Wholesale 10 Inch Full Range Speaker Factory – Professional home karaoke KTV wireless microphone set wireless mic transmitter – Lingjie , The product will supply to all over the world, such as: Bangladesh, Bahamas, San Francisco, We have been committed to meet all your needs and solve any technical problems you may encounter with your industrial components. Our exceptional products and vast knowledge of technology makes us the preferred choice for our customers.
Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
5 Stars By Giselle from Boston - 2018.06.18 19:26
This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.
5 Stars By Novia from Atlanta - 2017.12.09 14:01
Write your message here and send it to us