Using UHF , VHF band interference than conventional fewer transmission more reliable ;
DPLL multichannel digital phase-locked loop frequency synthesizer technology , in the frequency range 50MHZ to 250KHZ channel spacing,
providing up to 200 channels to choose, easy multiple sets of machines simultaneously, easily avoiding all kinds of interference ;
advanced automatic frequency technology , even if the frequency of the transmitter and receiver adjustment disorder , just push the button ,
the transmitter will automatically lock the frequency and adjust consistent , easy to use ;
upscale LCD screen, so that the receiver and transmitter operating status at a glance ;
wireless conference launch system that uses two AA batteries, alkaline batteries can be used with high long time ( eight hours of high -power , low- power 12 hours ) .
5 intussusception can use the same machine .
/ Practical features , simple operation , beautiful, rugged design
/ High sound reproduction , full penetration, so that all participants can hear a clear statement
/ Channel number of groups : A, B, C, D four zones , each zone is 50 frequency 720.00-790.00MHZ
/ Panel Display : LCD display , which can display the RF / AF signal and frequency
/ Each channel has independent volume adjustment External antenna can be extended
/ Has a separate output for each channel
/ Oscillation Mode : PLL frequency synthesizer phase-locked
/ Carrier frequency : UHF 640 ~ 860 ( optional ) MHz
/ Band Width : 25MHz
/ Frequency adjustment: Infrared automatic
/ Output Power :10-30mW adjustable two tranches
/ Harmonic radiation : <-58dbc< span="">
/ Maximum deviation : ± 66KHz
/ Maximum input : 138dB SPL sound pressure
/ Ondo : Senior capacitor microphone core
/ Battery: 2 AA batteries
/ Chassis Specifications : EIA standard 1U models
Technical parameters
Frequency range: | 740-790MHz |
|
Modulation mode: | FM | |
Frequency interval: | 50MHz | |
Channels: | 200 | |
Channel interval: | 250KHz | |
Frequency stability: | ±0.005% | |
Dynamic range: | 100dB | |
Frequency response: | 80Hz-18KHz(±3dB) | |
SNR: | >105 dB | |
Distortion: | ≤0.5% | |
Working temperature: | -10℃ -+40 ℃ | |
Output power: | 30mW~ 3mW | |
Inhibition: | -60dB | |
Power supply: | 2 AA batteries | |
Use of time: |
>8 hours(30mW),>12hours(3mW)
|
Channel and each channel Frequency range:
CHANNAL A
CHANNAL: 0-49 FREQUENCY: 740.000MHZ-752.250MHZ
CHANNAL B
CHANNAL: 50-99 FREQUENCY: 752.500MHZ-764.750MHZ
CHANNAL C
CHANNAL: 100-149 FREQUENCY: 765.000MHZ-777.250MHZ
CHANNAL D
CHANNAL: 150-199 FREQUENCY: 777.500MHZ-789.750MHZ
Channel and each channel Frequency range:
CHANNAL A
CHANNAL: 0-49 FREQUENCY: 740.000MHZ-752.250MHZ
CHANNAL B
CHANNAL: 50-99 FREQUENCY: 752.500MHZ-764.750MHZ
CHANNAL C
CHANNAL: 100-149 FREQUENCY: 765.000MHZ-777.250MHZ
CHANNAL D
CHANNAL: 150-199 FREQUENCY: 777.500MHZ-789.750MHZ
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