J-282

Product description

1. Independent dual-channel frequency automatic search function can automatically search the cleanest channel in the working environment.

2. PLL phase locked loop combination technology, combined with noise locking noise control technology and digital pilot technology, further protect the transmission and receiver switch impact sound, to ensure the safety of the rear power amplifier and loudspeaker.

3.LED display displays radio frequency, AF signal, battery status, switching channel, working frequency, frequency group and other information.

4. Channel A/B is equipped with independent RF LED indicator, signal strength, level signal strength and working status.

5. Adopt audio reference compression technology circuit, with wide dynamic response, transparent analytical force and perfect sound quality effect.

6. Use high sensitivity microphone core, built-in suppression circuit, effectively reduce the microphone roar.

7. Transmitter microphone and receiver are equipped with LIQUID crystal display, and the hand-held built-in receiving distance has high and low two-level power switching technology, which can be adjusted according to different working environment.

8. The system adopts the knob electronic volume control, higher precision, eliminate the resistance of potentiometer noise.

9. Metal panel, high-grade, atmospheric, simple function operation; Panel with independent indicator light display, debugging more convenient.

Frequency range :640-690 MHZ

Modulation: FM frequency modulation

Number of channels: infrared automatic 200 channels

Frequency stability: ±0.001%

Dynamic range: >100dB

Peak frequency offset: ±45KHz

Frequency response: 50HZ-18khz (±3dB)

Integrated SNR :>105dB

Comprehensive distortion :<0.5%

Service distance: 150~200 meters