• KX-D3938
KX-D3938
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Number:

KX-D3938

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Product overview

· UHF band transmission signal, frequency range: 500MHz-900MHz; Eight channels to receive signals, each channel has 50 channels to choose from, each channel to 250KHz steps; Each channel uses 12.25MHz; Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;
Product Categories: Wireless conference microphone series
Keyword: Conference Control System

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隐藏域元素占位

  • Performance characteristics
  • Product Parameters

  • · UHF band transmission signal, frequency range: 500MHz-900MHz;
    Eight channels to receive signals, each channel has 50 channels to choose from, each channel to 250KHz steps; Each channel uses 12.25MHz;
    Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;
    Each channel is equipped with a unique ID number to enhance anti-interference function and support multiple simultaneous use (up to 5 receivers and 40 transmitters at the same time);
    High fidelity unidirectional capacitive microphone core, good sound restoration. The pickup distance can reach 30-50CM;
    4 rubber receiving antennas are set on the back of the receiver to enhance the received signal and have a decent appearance;
    · The back is equipped with 8 balanced output and 2 mixed unbalanced output, suitable for connecting various external equipment;
    Interoperability among 400 channels, showing humanized high-tech design; (The same launch can be interoperable in tow 2. tow 4. tow eight)
    The rigid shape of the conference seat is full of line feeling and generous and decent appearance.
    Flexible gooseneck microphone design, which can be adjusted in all directions at 360 degrees, and the microphone lamp ring indicates the speaking state.
    Use 1.5V battery (3) power supply, easy to replace the battery. Endurance 8 hours;
    Host with digital LCD screen working channel, working frequency, receiving signal, audio signal
    The transmitter is equipped with a 2.4-inch high-definition dot matrix display screen to display the working status and other contents.
    Use distance: open environment: 80-100 meters complex environment: 50-80 meters
    · Suitable for all kinds of meetings and speaking occasions.

  • Receiver parameters
    Oscillation mode: phase-locked loop frequency synthesis
    Frequency range: UHF 500MHz ~ 900MHz
    Frequency stability: ± 0.001%
    Modulation: FM
    SNR:>60dB
    Distretion:<0.5%@ 1KHz
    Sensitivity: 1.2/UV @ S/N = 12dB
    Power supply: DC:12V ~ 17V
    Audio output: independent 0 ~ 400mV mixed 0 ~ 300mV

    Emitter parameters:
    Power supply: DC 4.5V (1.5V AA * 3)
    Microphone power consumption: 100mA
    Carrier frequency: UHF 500MHz ~ 900MHz
    Frequency stability: ± 0.001%
    Maximum frequency offset: ± 30KH
    SNR:>60dB
    Adjacent frequency interference ratio:>80dB
    Dynamic range: ≥ 100dB
    Type: Capacitive
    Polarity mode: single directivity
    Frequency response: 40Hz ~ 20KHz
    Microphone sensitivity:-32±3dB @ 1KHz

Keywords:

Conference Control System

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KX-D3934

Next:

KX-D818

Optional Components

KX-D3722

KX-D3722

UHF band transmission signal, common frequency range: 600MHz, optional frequency range 500/700/800MHz; Two channels receive signals, each channel has 200 channels to choose from, each channel steps at 250KHz; Each channel uses 49.75MHz; Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;

KX-D3724

D3724

UHF band transmission signal, common frequency range: 600MHz, optional frequency range 500/700/800MHz; Two channels receive signals, each channel has 200 channels to choose from, each channel steps at 250KHz; Each channel uses 49.75MHz; Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;

KX-D3820

D3820

UHF band transmission signal, common frequency range: 600MHz, optional frequency range 500/700/800MHz; Two channels receive signals, each channel has 200 channels to choose from, each channel steps at 250KHz; Each channel uses 49.75MHz; Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;

KX-D3840

D3840

UHF band transmission signal, common frequency range: 600MHz, optional frequency range 500/700/800MHz; Four channels receive signals, each channel has 100 channels to choose from, each channel steps at 250KHz; Each channel uses 24.75MHz; Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;

KX-D3932

D3932

· UHF band transmission signal, frequency range: 500MHz-900MHz; Two channels receive signals, each channel has 200 channels to choose from, each channel steps at 250KHz; Each channel uses 49.75MHz; Using stable PLL digital phase-locked loop synthesis technology and intelligent digital circuit, the performance stability of the whole machine is significantly improved;

KX-D712

D712

This series of products adopt ID identification technology, each channel has an ID code, strong anti-interference ability, suitable for all kinds of large, small and medium-sized conferences. Two channels receive signals, each channel has 200 channels to choose from, each channel steps at 250KHz; Each channel uses 49.75MHz; Adopt microprocessor control, PLL phase-locked loop frequency synthesis technology, the use of frequency is more flexible;

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