SHURE UR-4D WIRELESS MIC[22 Jun. 2011, 3:45:11]
Keterangan
SHURE UR4D Features :
Microprocessor-controlled diversity, arbitrary frequency adjustable, can be used in more than handheld ( even from folder) dual wireless microphone.
UHF 820MHz-850MHz ( PLL) frequency locking.
Noise locking, to solve the general wireless receiver is not easy to overcome the noise interference.
2 standard 1.5V battery powered access.
Ultra-high sensitivity and high S / N ratio, receiver distance, and constantly the sound does not drift.
Professional noise reduction built-in compression - expansion of the circuit.
Wide touch-button controls and key lock function.
With advanced infra-red receiver with microphone in hand Sync Lock functions.
A truly balanced output, you can use the ultra-long-distance links.
Application-specific standard shell, separate antenna design, specifically for public broadcasting and theatrical sound design.
Clear AF and RF Signal LED instructions. May choose to display or show the frequency channel.
Peak indicator to ensure that the adjustment easier.
Best suited to studio / professional stage / PA Radio / meeting rooms to use.
The use of distance, an ideal environment for up to 150 meters or more, the complex environment of practical radius of 80-100 meters.
Receiver using anti-interference, high sensitivity dual-frequency receiver circuit.
Technical parameters
Carrier frequency range : 820-850MHz
Frequency response range: 50Hz-18KHz ± 3dB
Degrees offset: ± 75KHz, with a volume over-load limits
Harmonic interference ratio: > 90dB
Frequency stability: ± 0.005% within
Output socket: XLR balanced and MIC output
S / N ratio: > 102dB or more
Output intensity : 0-800mv
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