Wireless system with voice microphones Flame BY-620
- RF Carrier Frequency Range: 470MHz~960MHz
- Frequency stability: 0.005%
- Optimum range: ≥60 meters
- Audio companding: DSP digital audio companding
- Audio sampling rate: 48KHz
- Frequency response: 50Hz~1800Hz ±3dB
- Dynamic range: 92 dB
- S/N ratio (A weighting): 105 dB
- T.H.D: ≤0.8%, @1KHz
- Operating temperature range: -10℃ ~ +50℃
Receiver Technical Parameters:
- Receiving mode: dual channel, super heterodyne
- Image rejection: 45dBm
- RF sensitivity: S/N ≥ 45dB when inputting 10dBu
- Squelch adjustment: built-in setting parameters
- Frequency synchronization method: manual button setting or IR frequency
- Max. output level: LINE: 0.5Vpp
- Output level adjustment range: 30 levels adjustable, attenuation adjustment, every 1dB step
- Power supply mode: DC 12V /1A
- Normal working current: DC12V :180mA
- Battery life: ≥7 hours
Transmitter technical parameter:
- Carrier bandwidth: 470MHz~960MHz
- Oscillation : PLL frequency synthesis
- Transmit power: 13.5dBm
- Carrier error: 0.005%
- Harmonic radiation: -32dBm
- Modulation method: FSK
- Nominal/maximum frequency deviation: ± 65KHz
- Maximum input level: 250mV
- Input impedance: 2.2KΩ
- Frequency setting: manual button setting or IR frequency
- Power supply: AA 1.5Vx 2
- Working current: AA battery power supply: 120mA
- Battery life: ≥ 10 hours