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Wireless microphone E-6899FEATURES
All of our company's wireless microphones use the high frequency band UHF (620~950MHz) and adopt DPLL milti-channel frequency synthesis technology, digital automatic identification technology and guided TONE technology. In 25MHz band width, with 250KHz channel interval, 200 channels are provided to choose and easily avoid interference.
PARAMETER
System index | Frequency coverage | 610-950MHz |
Modulation mode | FM | |
Adjustable range | 50MHz | |
Channel quantity | 100~200 | |
Channel interval | 250KHz | |
Frequency stability | Within ±0.005% | |
Dynamic range | 100dB | |
Max. frequency deviation | ±45KHz | |
Audio response | 80HZ-18KHz (±3dB) | |
Signal-to-noise | >105dB | |
Comprehensive distortion | ≤0.5% | |
Working temperature | -10°C~+40°C | |
Receiver index | Receive mode | Double superheterodyne |
IF-FRE | First IF: 110MHz | |
Second IF: 10.7MHz | ||
Radio interface | BNC/50Ω | |
Sensitivity | 12dBuV(80dBS/N) | |
Sensitivity adjustment | 12-32dBu V | |
Stray rejection | ≥75dB | |
Max. strength | +10dBV | |
Transmitter index | Antenna program | Tie clip emitter: 1/4 wavelength whip antenna |
Hand-held microphone: helical antenna | ||
Delivered power | High power: 30mW | |
Low power: 3mW | ||
Stray rejection | -60dB | |
Power supply | Two AA batteries | |
Service time | 10~15 hours |
Wireless microphone E-6899 adopting UHF and DPLL