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.webp "True Diversity UHF Wireless Microphone System with 2 Desktop Microphones - 翻译中...")
Model | D7821 | D7822 | D7823 | D7824 | |
Receiver | Channel Configuration | Diversity dual-channel | |||
Operating Frequency Range | UHF 610MHz-690MHz | ||||
Frequency Stability | ±0.005%, PLL Frequency Control | ||||
Effective Transmission Distance | 150 meters (Open Environment) | ||||
Sensitivity | -98dBm | ||||
Audio Performance | Maximum Deviation: ±75KHz Frequency Response: 45Hz-16kHz (±3dB) Signal-to-Noise Ratio (S/N): ≥105dB (1KHz-A weighted) Total Harmonic Distortion (T.H.D.): ≤0.5% | ||||
Output Interface | XLR balanced output, Ø6.3mm unbalanced output (maximum output +10dB) | ||||
Power Supply | DC12V/1A | ||||
Transmitter | Operating Frequency Range | 610MHz-690MHz | |||
Modulation Mode | Wideband FM | ||||
Channel Features | Supports 200 Channels, 300KHz Channel Spacing | ||||
Pickup Type | Dynamic, Cardioid | Condenser | Condenser | Condenser | |
Transmission Power | <10mW | ||||
Antenna Type | Built-in Antenna | ||||
Audio Performance | Frequency Response: 45Hz-16kHz (±3dB) Spurious Suppression: -50dB | ||||
Power Supply | 2 AA Alkaline Batteries (Supports approximately 7 hours of operation) | ||||
Effective Transmission Distance | 150 meters (Ideal conditions) | ||||
Operating Temperature Range | -10℃ to +50℃ | ||||
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