1.wireless micropone 2.UHF Infrared anto frequency modulatation 3.The central processor (CPU) processing circuit

professional UHF UW-837  infrared anto frequency     Handheld wireless microphone  

Specifications

Carrier Frequency:UHF735-806MHz

Modulation mode: FM

Channel number: 2Channel, random set 200 Frequency

Frequency  interval: 250KHZ

Dynamic Range:  110dB

Max modulation: ± 55KHZ

Frequency Response: 70Hz-18kHz(±3dB)

S/N Ratio:>105dB

Total Harmonic Distortion (T.H.D.): ± 0.5%

Working range: About 100M(without obstacle)

Working temperature range: -10~40 °C

Receiver

Receiver mode: Heterodyne frequency conversion receive

Intermediate frequency: 130.4MHZ,10.7MHZ

Antenna swth in:BNC/50

Sensitivity:-103dB

RF squelch: ≥85db

Max level output:  ±10dB/v