编号 :
HD-6640
HD-6640 Quad UHF Wireless Conference Microphone System
HD-6640
零售价
市场价
UHF frequency band transmission signal, frequency range: 640MHz-690MHz,
Four channels receive signals, each with 50 channels to choose from, with each channel stepping at 250KHz;
By adopting stable PLL digital phase-locked loop synthesis technology and intelligent digital circuits, the overall performance stability of the machine is significantly improved
Product Category:
Wireless Conference Microphone
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- Overview
- Product Support
- Specs
-
Features
- UHF frequency band transmission signal, frequency range: 640MHz-690MHz,
- Four channels receive signals, each with 50 channels to choose from, with each channel stepping at 250KHz;
- By adopting stable PLL digital phase-locked loop synthesis technology and intelligent digital circuits, the overall performance stability of the machine is significantly improved
- Each channel is equipped with a unique 1D number, and each channel has an independent window. The LCD screen displays the working channel, working frequency point, received signal, and audio signal;
- High fidelity ultra heart-shaped directional capacitor microphone core, with good sound reproduction. The pickup distance can reach 30-50CM:
- Four rubber receiving antennas are installed on the back of the receiver to enhance the received signal, and the appearance is elegant and tasteful; Support the use of 5 stackers (i.e. 5 receivers and 20 transmitters);
- The back is equipped with 4 balanced outputs, 1 mixed unbalanced output, and 1 mixed balanced output, suitable for connecting various external devices;
- Silent touch button, press lightly for 0.5 seconds to switch between speaking/mute working state; Independent power switch to prevent accidental opening or closing of the conference unit:
- The panel has a locking function. After debugging, all buttons except for the power switch will lose their function when locking the panel, preventing accidental operation and effectively reducing after-sales service
- The host has an automatic frequency scanning function, which can effectively help engineers find the frequency point with the least interference when encountering complex installation environments,
- Less debugging difficulty.
- Flexible gooseneck microphone design, adjustable 360 ° in all directions, with a microphone light ring indicating the speaking status;
- The novel short pole design with a grid shaped air intake network can enhance the balance of sound, and the microphone pole light ring indicates the speaking status;
- The microphone consumes approximately 110mA and is powered by two 1.5V batteries, which can be used continuously for 8 hours
- The host, waist bag, and handheld transmitter all have LCD screens. The conference transmitter uses a 2.0-inch TFT display screen, which clearly displays the working status and other content;
- Usage distance: Open environment: 80-100 meters; Complex environment: 50-80 meters:
- Suitable for various conference and speech occasions.
HD - 6620 System Parameters HD - 6640 System Parameters Transmitter Carrier Frequency Band: UHF 640 ~ 690MHz Carrier Frequency Band: UHF 640 ~ 690MHz Carrier Frequency Band: UHF 640 ~ 690MHz Number of Channels: Dual - channel Number of Channels: Four - channel Display Mode: LCD (Blue Backlight) Preset Channels: 100 × 2 Preset Channels: 50 × 4 Frequency Stability: ±10ppm Frequency Bandwidth: 50MHz Frequency Bandwidth: 50MHz Harmonic Radiation: < - 65dBm Display Mode LCD: (Orange Backlight) Display Mode LCD: (Orange Backlight) Frequency Bandwidth: 50MHz Frequency Stability: ±10ppm Frequency Stability: ±10ppm Maximum Deviation: ±45KHz Sensitivity S/N: > 103dB (1KHz - A) Sensitivity S/N: > 103dB (1KHz - A) RF Power Output: 10mW Frequency Bandwidth: 50MHz Frequency Bandwidth: 50MHz Input Socket: Aviation Plug Comprehensive T.H.D: < 0.3% @ 1KHz Comprehensive T.H.D: < 0.3% @ 1KHz Battery: 18650 Rechargeable Battery Comprehensive Frequency Response: 40Hz ~ 18KHz ± 3dB Comprehensive Frequency Response: 40Hz ~ 18KHz ± 3dB Current Consumption: 120mA / 3.7V Power Supply: DC12V 500mA Operating Distance: 100 Meters Continuous Working Time: > 20 Hours Power Supply: DC12V 500mA Pickup: Capacitive Output Socket: XLR Balanced and 6.3 Unbalanced Sockets Operating Distance: 100 Meters 
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