DSPPA True Diversity UHF Wireless Microphone System with 2 Headset Microphones and Bodypack Transmitters
D7823
Dual-channel diversity design with PLL phase-locked loop frequency control.
True Diversity Technology for stable signal reception.
Transmission range up to 150 meters.
UHF frequency range of 610MHz-690MHz.
Signal-to-noise ratio of ≥105dB for high-quality audio.
Approximately 7 hours of battery life for extended use.
200 RF channels with 300KHz spacing for flexibility.
Wide frequency response from 45Hz to 16kHz.
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℃ |