Ultra high frequency (UHF) transmission
True diversity reception
Dual CPU control
PLL phase-locked loop technology
High-performance LCD display
●Ultra high frequency (UHF) transmission, true diversity reception
●Dual CPU control, metal casing, PLL phase-locked loop technology, noise detection
●Adjustable with 100 frequency points, easy to operate, auto scan
●Controlled by microcomputer CPU: the entire hardware circuit of the system is controlled by microcomputer
●It can perform processing such as frequency selection, display, mute lock, battery capacity monitoring, etc., and realize various functions that are difficult to achieve in traditional models
●Use high-performance LCD for display, all control menus can be displayed on the LCD screen, which is convenient to control the system
System Technical Parameters
Carrier frequency band: UHF 640~690MHz
Modulation: FM
Oscillation mode: PLL phase locked frequency synthesizer
Frequency Stability: ±0.0005%
Sensitivity: When the offset is equal to 25KHz and input 6dBμV, S/N>60dB
Maximum offset: ±45kHz
Bandwidth: 40MHz
S/N ratio >108 dB
T.H.D. <0.4% @ 1 KHz
Frequency response: 65Hz~18kHz ± 3dB
Maximum output voltage: Balanced: -20dBV/100Ω
Unbalanced: -4dBV/5KΩ
Output socket: 1 x XLR&1 x 6.3mm unbalanced sockets
Working distance: Generally 100m (open space)
Power: 100 - 240V
Transmitter Technical Parameters
Harmonic radiation: < -63dBm
Bandwidth: 20MHz
Maximum offset: ±45kHz
Power output: 30mW
Frequency response: 50Hz~18KHz
Maximum input sound pressure: 130dB SPL
Handheld Microphone: Dynamic
Lapel Microphone: Omnidirectional
Headworn Microphone: Cardioid
Battery: AA*2
Current consumption: <110 mA
VIS-UH901.................. Wireless Handheld Microphone set
VIS-UH902.................. Wireless Lapel Microphone set
VIS-UH903.................. Wireless Headworn Microphone Set