B2-Audio UM-940 UHF Four Channels Wireless Microphone

详情

UM***0 UHF Four Channels Wireless Microphone

Characteristics:

◆ Using UHF frequency,adjustable frequency about **0MHz to **0MHz 

◆ Using PLL technology,avoided the interference frequency

◆ Integrated CPU bus control system, with digital LCD interface display,

easy to operate, outstanding performance

◆ Adopt multi-stage narrow-band with high frequency and intermediate

frequency selective filtering to eliminate interference signals

◆ Adopt audio Companding Technique, greatly reduce noise and

increase dynamic range

◆ It has the function of suppressing and weakening the back transmis-

sion whistle

◆ Multiple noise monitoring circuit and ID identification code verification

Receiver specification:

◆ Frequency range: **0MHz ～ **0MHz

◆ Modulation mode: Wideband FM

◆ Channel: 4 * *0 channels can be selected with LCD digital display

◆ Channel interval: **0KHz

◆ Frequency stability: ± 0.**5%

◆ Dynamic range: **0dB

◆ Maximum deviation: ± *5KHz

◆ Frequency response: *0Hz - *6KHz (± 3dB)

◆ S/R ratio: ＞ *5dB

◆ T.H.D: ≤ 0.5%

◆ Distance: ****0 meter

◆ Working environment temperature:**0℃~**0℃

Transmitters specification:

◆ Handheld microphone sepcification:

◆ Frequency range:**0MHz***0MHz

◆ PLL frequency synthesis technology

◆ 2~**0 channels can be selected

◆ Muti-function LCD,display special audio/RF level,battery voltage

and infrared frequency

◆ Frequency stability:±0.**2%

◆ Voice pick-up head gain adjustment deviation:±*5KHz RF

◆ RF output power: low 5mW**0mW

◆ Higher harmonic: lower than *0dB

◆ 2 AA batteries(included) provide 8 hours of continuous use

Lapel/Headset/Conference Microphone Specification:

◆ Frequency range: **0MHz ～ **0MHz

◆ Modulation mode: Wideband FM

◆ Channel: 4 * *0 channels can be selected with LCD digital display

◆ Channel interval: **0KHz

◆ Frequency stability: ± 0.**5%

◆ Dynamic range: **0dB

◆ Maximum deviation: ± *5KHz

◆ Frequency response: *0Hz - *6KHz (± 3dB)

◆ S/R ratio: ＞ *5dB

◆ T.H.D: ≤ 0.5%

◆ Distance: ****0 meters