- BFAUDIO BF304D+ PLUS wireless microphone
The specification:
Receiver
System Specifications
Carrier Wave Frequency range 780MHz--830MHz
Frequency Oscillation Mode PLL module locked loop design
Channels 200CH
Frequency Responses 50Hz---15KHz
Working distance 70m
Frequency Space 250KHz
Band Width 50MHz
Carrier Wave stability ±5PPm10KHz
Image Interference Ratio >80dB
S/N Ratio >105dB(1KHz-A)
Sensitivity -105dBm(12dB S/NAD)
T.H.D. (1KHz) <0.5%,@1kHz
AF Output Impedance 2.2k0
Audio Output Level -12dB
Mute Mute & locked loop circuit
Display LCD
Operations Voltage 12V -14V DC ,600mA
Output Connector 1 XLR Balanced Socket
Unbalance TRS.e56.3mm Socket
UHF PLL Handheld Transmitter
Carrier Wave Frequency range 780MHz--830MHz
Channels 200CH
Band Width SOMHz
Frequency Space 250KHz
Dynamic Range >110dB Stability ±0.005°/o
Frequency Deviation ±48KHz
Spurious Emissions <-60dBc
Radio Frequenc Output Power 10mW
Power Consumed• 120mA@3V
Battery UM3.AA 1.5v X2
Display LCD
Element Dynamic Microphone