UHF wireless microphone system

详情

UHF/PLL/ANTENNA DIVERSITY
INFRARED AUTOMATIC FM
DUAL CHANNEL SYSTEM
1. System Features: 
* Adopt the PLL-Synthesized control technic. 
*Anti-interference circuit with CPU control. 
*2X**0 selectable infrared synchronization with LCD display. 
* Import high-performance of electronic components and SMT craft. 
*Metal handheld, can choose lavalier. 
Blanced XLR and unbalanced1/4'' outputs. 
Metal housing with rack ear. 
2. Parameter and specification
1) System parameter: 
Carrier frequency: UHF **5~**6MHz. 
Modulation mode: FM. 
Channel number: 2 Channe, random set **0 frequency. 
Freqyency inteval: **0kHz. 
Frequency stability: About 0.**5%. 
Dynamic range: **0dB. 
Max Modulation: About *5kHz. 
Frequency response: *0Hz~*8kHz(about 3dB)
S/N ratio: More than **5dB. 
THD: Equal or smaller than 0.5%
Working range: About **0M(without obstacle)
Working temperature range: **0~*0"
2)Receiver 
Recieve mode: Heterodyne frequency conversion receive
Intermediate frequency: **0.4MHz, *0.7MHz. 
Antenna switch in: BNC/*0 Oum. 
Sensitiviyadjust range: ***3dB
3) Transmitter
Antenna: Hand-hold microphone with built-in screw antenna, pocket transmitter with 1/4' wavelengh scourge antenna. 
Output power: *0mW
Power: DC2X1.5V AA
Battery life: About *0 hours.