| Model |
K-822 |
| Receiver specifications |
| Receiver type |
Dual Channel Diversity Receiver |
| IF frenquency |
110MHz,10.7MHz |
| Antenna Input |
BNC/50Ω |
| Sensitivity |
12dBuV(80dB S/N) |
| Sensitivity adjustment range |
12-32dBuV |
| Spur suppression |
≥75dB |
| Maximum output level |
+10dBV |
| Technical parameters |
| Operating Frequency range |
697-740、740-800、800-850MHz |
| Modulation type |
Broad band FM |
| Channel number |
200 |
| Channel spacing |
250KHz |
| Frequency stability |
±0.005％ |
| Dynamic range |
100dB |
| Maximum offset |
±45KHz |
| Frequency response |
80Hz-18KHz（±3dB） |
| Overall noise ratio |
＞105dB |
| Overall distortion |
≤0.5％ |
| Effective range |
100m（under optimal conditions）100m |
| Operating temperature range |
-10℃-+50℃ |
| Transmitter specifications |
| Antenna |
Handheld microphone with built-in rotational antenna,Transmitter with 1/4 wavelength Whip antenna Power |
| Output |
high power 30mW, low power 3mW |
| Spur suppression |
-60dB |
| Battery |
two double A，1.5V Alkaline batteries |
| Battery life |
around 10 hours under common power transmission and 15 hours under low power transmission |
