●48V Conference microphone
Model：JD-4000
Polar Pattern：Uni-direction(condenser电容式)
Frequency response：60Hz~15KHz
Sensitivity：-47dB/±3dB(1KHz)
Reference distance：15-50cm
Low Frequency Roll-Off ：125Hz 6dB/OCTAVE
Output impedance：200Ω
Maximum bearing：135dB SPL 1KHz At1% T.H.D
S/N：66dB.1KHz AT PA
Dynamic range：111dB.1KHz AT MAX SPL
Power supply：DC 48V
Base material：Zinc alloy
●48V Conference microphone foundation
JD-1
3/48V Conference microphone
Model：D-348
Polar Pattern：Uni-direction(condenser电容式)
Frequency response：60Hz~15KHz
Sensitivity：-47dB/±3dB(1KHz)
Reference distance：15-50cm
Low Frequency Roll-Off：125Hz 6dB/OCTAVE
Output impedance：200Ω
Maximum bearing：135dB SPL 1KHz At1% T.H.D
S/N：66dB.1KHz AT PA
Dynamic range：111dB.1KHz AT MAX SPL
Power supply：DC 48V / DC 3V
Base material：Zinc alloy
Conference Microphone (48V)
● Packing size：65(W) x 50(H) x 50(L)mm
AT228
Model：AT228
Polar Pattern：Uni-direction(condenser)
Frequency response：80Hz~20KHz
Sensitivity：-40dB/±3dB(1KHz)
Low Frequency Roll-Off ：80Hz 18dB/OCTAVE
Output impedance：200Ω
Maximum bearing：138dB SPL 1KHz At1% T.H.D
S/N：65dB.1KHz AT PA
Dynamic range：111dB.1KHz AT MAX SPL
Power supply：DC 48V
AT365
Model：AT365
Polar Pattern：Uni-direction(condenser)
Frequency response：50Hz~18KHz
Sensitivity：-46dB/±3dB(1KHz)
Low Frequency Roll-Off：80Hz 12dB/OCTAVE
Output impedance：200Ω
Maximum bearing：140dB SPL 1KHz At1% T.H.D
S/N：65dB.1KHz AT PA
Dynamic range：111dB.1KHz AT MAX SPL
Power supply：DC 48V
AT480
Model：AT480
Polar Pattern：Uni-direction(condenser)
Frequency response：50Hz~18KHz
Sensitivity：-46dB/±3dB(1KHz)
Low Frequency Roll-Off：80Hz 12dB/OCTAVE
Output impedance：200Ω
Maximum bearing：140dB SPL 1KHz At1% T.H.D
S/N：65dB.1KHz AT PA
Dynamic range：111dB.1KHz AT MAX SPL
Power supply：DC 48V
Spare Parts
48V DC Phantom Supply Power P48
channel：双路 2
Input voltage：AC220V 50Hz
Output voltage：DC 48V
48V phantom power DC Power supply specificity design for the condenser microphone. Suitable for various kinds of occasion for teaching, meeting ,lecture etc, it 's low noise design. do not create noise because of the power supply change.
