PARAMETERS OF THE SYSTEM | ||
Matching quantity between receiver and transmitters | each receiver can match 2 pairs of hang-on wireless transmitter & headset microphone-head (1 match 2) | |
Range of frequency | 610MHz-670MHz | |
Method of modulation | Broadband FM | |
Adjustable range | 60MHz | |
Quantity of channels | 200 | |
Channel spacing | 300KHz | |
Frequency stability | ±0.005%以内 | |
Dynamic range | 100dB | |
Max. drift of frequency | ±45KHz | |
Audio response | 80Hz-18KHz(±3dB) | |
Integrated signal-to-noise ratio | >105dB | |
Integrated distortion | ≤0.5% | |
Working temperature | -10 ° C - +40 ° C | |
PARAMETERS OF THE RECEIVER | ||
Mode of receiver | Double frequency conversion superheterodyne | |
IF frequency | 1st IF:110MHz,2nd IF 10.7MHz | |
Wireless interface | BNC/50Ω | |
Sensitivity | 12 dBμV (80dBS/N) | |
Adjustable range of sensitivity | 12-32 dBμV | |
Spurious suppression | ≥75dB | |
Max. output level | +10 dBV | |
Power supply | 12V/1000mA, AC/DC Adapter in line with international standards: (Input:AC100-240V,50/60Hz; Output:safety voltage DC12V, 1000mA. Safety certificates such as CE, UL, etc. & plugs suitable to different nations are available) | |
PARAMETERS OF THE TRANSMITTER | ||
Type of the transmitters | Mini hang-on transmitter + headset microphone | |
Mode of antenna | 1/4 wavelength whip antenna | |
Output power | high power 30mW;low power 3mW | |
Spurious suppression | -60dB | |
Power supply | two AA batteries | |
Utility time | more than 10 /15 hours at 30/3mW respectively |