UHF 800MHz band PLL frequency synthesized
Frequency range:730~950MHz
Selectable channels:96
Oscillation mode:PLL synthesized
Frequency stability:?0ppm
Receive mode:Superheterodyne
Input sensitivity:-90dBm
Audio response:40Hz~20000Hz
T.H.D. at 1kHz:≒0.5%
Signal to Noise Ratio:≡110dB
Audio output:Balanced and Unbalanced
RF power:10~50mW
Receive Way: Select the channel of the news automatically
Frequency Controlling: PLL the phase place locking
Switch Over frequency to count: Preservative 16
Work Frequency :745-880MHz,
Frequency Stability: 0.002%
Sensitivity: -80dBm
Resembles Inter ferfere Rate: ≡80dB
Image Interfere Rate: ≡80dB
Expand the Ratio:=1:2
S/N Ratio: ≡90dB
R
Technical Specification
Dimensions: 40mm HX181mm WX104mm D(1.6X7.125X4.1 in.)
Weight: 327 g (11.5 oz.)
Housing: ABS
Audio Output Level(Ref. +/- 33 kHz deviation with 1kHz tone): XLR connector (into 600次 load): -19 dBV
1/4 inch connector (into 3000次 load): -5 dBV
Output Impedance: XLR connector: 200次
1/4 inch connector: 1k次
XLR output: I
Specifications:
Transmitter
Frequency range:790~860MHz(814-828 no use)
Channel number:16
Oscillation mode: PLL synthesized
Frequency stability:?0ppm
Modulation: FM
RF 鏧tput:≒100mW
Audio bandwidth: 40~20000Mz
T.H.D. at 1kHz :
Audio Frequency Response (+/-2dB):
Minimum: 45Hz
Maximum: 15kHz
Total Harmonic Distortion (ref. +/- 38kHz deviation, 1kHz tone):0.5%, typical
Dynamic Range:>100dB A-weighted
Operating Temperature Range:-18⊥to +57⊥
(Note: battery characteristics may limit this range)
Input Impedance:1M次
RF Transmitter Output:30 mW maximum (dependent on ap
Carrier frequency: VHF 210-270MHz
Frequency Stability: ?.005%
Modulation mode: FM
Maximum Deviation: ?0KHz
Audio Frequency Response: 50Hz-18KHz
S/N ratio: >80dB
Audio Dynamic Range: >80dB
T.H.D.:
AR-104 VHF wireless microphone
Carrier frequency: VHF 210-270MHz
Frequency Stability: ?.005%
Modulation mode: FM
Maximum Deviation: ?0KHz
Audio Frequency Response: 40Hz-18KHz
S/N ratio: >80dB
Audio Dynamic Range: >80dB
T.H.D.:
AR-215 Rechargeble VHF wireless microphone
Carrier frequency: VHF 210-270MHz
Frequency Stability: ?.005%
Modulation mode: FM
Maximum Deviation: ?0KHz
Audio Frequency Response: 40Hz-18KHz
S/N ratio: ≡80dB
Audio Dynamic Range: >80dB
T.H.D.:
UA-630 VHF wireless microphone
Carrier frequency: VHF 210-270MHz
Frequency Stability: ?.005%
Modulation mode: FM
Maximum Deviation: ?0KHz
Audio Frequency Response: 40Hz-18KHz
S/N ratio: >80dB
Audio Dynamic Range: >80dB
T.H.D.:
Carrier frequency: VHF 210-270MHz
Frequency Stability: ?.005%
Modulation mode: FM
Maximum Deviation: ?0KHz
Audio Frequency Response: 50Hz-18KHz
S/N ratio: >80dB
Audio Dynamic Range: >80dB
T.H.D.:
Carrier frequency: VHF 110-150 MHz
Frequency Stability: ?.005%
Modulation mode: FM
Maximum Deviation: ?0KHz
Audio Frequency Response: 60Hz-16KHz
S/N ratio: >75dB
Audio Dynamic Range: >73dB
Cover Range: 15-30M
Operating temperature:-10⊥-50⊥
Capsule Type: Dynamic
Frequency Response: 50Hz-15KHz
Polar Pattern: Uni-directional
Output impedance: 600次?0% ( at 1KHz)
Sensitivity: -75?dB
Carrier frequency: 110MHz-120MHz
Microphone Sensitivity:-73?dB
Directivity: Uni-directional
Frequency response: 100-11000Hz
Output impedance : 600次?0% ( at 1KHz)
Operating voltage: 1.5VDC
Effective distance:15-30M
Carrier frequency: 110MHz-120MHz
Microphone Sensitivity:-73?dB
Directivity: Uni-directional
Frequency response: 100-11000Hz
Output impedance : 600次?0% ( at 1KHz)
Operating voltage: 1.5VDC
Effective distance:15-30M
Product Name: Wireless Microphone
Model Number: DWH701
Place of Origin: China
DWH701 UHF Wireless System:
(Transmitter) hand-held
1) Carrier Freq: UHF470-560MHz,
2) Freq stability: 80dB
3) Image rejection: >80dB
4) SNR: >90dB
5) AF output: 0-300mV
6) Receiving channel: Two channels
7) Power: DC 13-18V
8) Power consumption: 4W
