SC-304U 4 Desktop UHF Conference Microphone

SC-304U 4 Desktop UHF Conference Microphone

SC-304U UHF Wireless Conference with 4 Desktop Mic Unit
This series of microphones can be used in any combination (handheld, lapel clip, headset, seat microphone)
Description
Features:

 

  1. UHF635-685MHz frequency band is used, PLL frequency synthesis phase-locked loop technology is applied, the frequency is adjustable, and 8 sets can be used at the same time without interference.
  2. Integrated central processing unit CPU control, with digital LCD interface display, easy to operate, outstanding performance.
  3. Multi-stage narrowband high frequency and intermediate frequency filtering is adopted to fully eliminate interference signals.
  4. With audio companding technology, the noise is greatly reduced and the dynamic range is increased.
  5. Equipped with feedback howling suppression function, which can effectively reduce feedback howling.
  6. The receiver adopts multi-stage high-frequency amplification and has extremely high sensitivity.
  7. Multiple noise monitoring circuit, special tone locking TONE-LOCKED system, so that it has unparalleled anti-interference characteristics.
  8. 4 balanced outputs and 1 mixed unbalanced output are set at the same time, which is suitable for connecting various external equipment;
  9. Excellent selection of chips and high-quality components, resulting in excellent sound quality.
  10. The maximum use distance of the space is 100 meters, and the ideal space use distance is 50 meters.

 

Technical parameters:

 

Operating frequency

635-685MHz (adjustable)

DC input voltage

DC14V 800mA

 

Ad-hoc receive sensitivity selector switch

S/N signal to noise ratio

>105dB

T. H. D distortion

<0.5%

Frequency response

40Hz-18KHz

 

Noise lock squelch control + audio code navigation lock squelch control

 

All metal base, with 8.8 × 4CM dot matrix display screen, clearly display power consumption, time, working frequency, use channel.

Sensor

14MM prepolarized condenser microphone

Operating frequency

635-685MHz (automatic frequency alignment)

Local noise

<25dB

Gain

20dB

A/D dynamic range

Greater than 80dB

Operating temperature range

-10`+50℃

Transmit power output

10 dBm in high power range/5dBm in low power range

Pickup gain adjustment knob

-20dB to + 35dB

Rod size

18.5×3.5×2.5CM

Base size

16.2×10.6×3,8cm

Use batteries

2 AA batteries-approximately 8 hours of continuous use

 

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