Microphone CDBO K-2800

Features 1. Use UHF740-790MHz band frequency to avoid interference 2. flexible operations 3. The automatic infrared frequency, so that the transmitter and receiver automatically synchronize transceiver 4. phase-locked loop PLL frequency synthesizer stabilization system, providing 200 points Channel 5. Using the latest high-frequency filter, the maximum band interference filter signal 6. The use of double-conversion frequency circuit design, with high sensitivity 7. Multiple squelch control circuit, refused to external interference 8. specially designed for voice compression expansion circuit, which greatly improved signal to noise ratio 9. The unique circuit design, dynamic big, wide frequency response, low noise 10. dedicated to KTV high and other demanding applications
Technical Data System Specifications: 1. Frequency Range: UHF 740-790MHz 2. Modulation: wideband FM 3. Adjustable range: 50MHz 4. Number of channels: 2x100 5. Channel spacing: 250KHz 6. ±: frequency stability of 0.005% or less 7. Dynamic range: 100dB 8. Maximum deviation: ± 45KHz 9. Audio responded: 80Hz-18KHz ( ± 3dB) 10. Integrated SNR:> 105dB 11. Comprehensive distortion: ≤ 0.5% 12. Operating temperature: -10 ° C ~ 40 ° C
Receiver Specifications: 1. Receiver mode: double-conversion superheterodyne 2. IF frequency: first intermediate frequency: 110MHz , a second intermediate frequency 10.7 MHz 3. Wireless Interface: BNC / 50 4. Sensitivity: 12dBμV (80dBS / N) 5. The sensitivity range : 12-32dBμV 6. Spurious suppression: ≥ 75dB 7. Maximum output level: + -10 dBV
Transmitter index :
1. Antenna program: bodypack transmitter uses a quarter -wave whip-like antennas, handheld microphone Built-in helical antenna 2. Output power: high frequency 30Mw, low frequency 3MW 3. Spurious suppression: -60dB 4. Power Supply : two AA DC 1.5V battery 5. The use of time: 30mW large in 10 hours, 3mW when more than 15 hours