H-620 UHF Wireless Meeting Microphone
◆ System include 1 receiver and 2 transmitter microphone
◆ Operating frequency range: UHF 740-790MHz/610.00-659.75MHz
◆ Adopts CPU control and PLL combined technology
◆ Frequency stability: <±30PPm
◆ The FM maximum frequency could be adjustable within the range from -45 KHz to +45KHz
◆ It is equipped with the pre-warning display for weak battery, audio frequency response compressor and auto electricity level control circuit
◆ Adopt multi-channel high band and intermediate band frequency selective filtering, fully eliminate interference signal
◆ Build-in feedback eliminating technology which can decrease the feedback and noise effectively
◆ Perfect performance with the best chips and components; adopt SMD original mount design to enhance the product quality and stability
◆ Operation distance up to 100 meters with the best condition, 50 meters in normal condition
◆ Frequency and channel are locked to protect anti-jamming function
| Carrier Frequency Range | UHF 740MHz~789.75MHz UHF 610.00MHz ~ 659.75MHz |
| Modulation | FM |
| Frequency Channel | 200 |
| Switching Bandwidth | 250KHz |
| Frequency stability | <±30PPm |
| Dynamic Range | 100dB |
| Frequency response | 40Hz~18KHz |
| Max deviation | ±45KHz |
| T.H.D | <0.5% |
| S/N rato | 105dB |
| Power consumption | 13W |
| Pressure limit sensitivity | -70 ~ -98dBM |
| Pilot carrier frequency | 32KHz |
| Service Range | 100M |
| Power supply | AC110V-230V 50Hz/60Hz DC12.8V 1500mA |
