Shure Incorporated
10/15
Power Consumption
PA421B, PA421BX
98 W max.
PA821B, PA821BX
143 W max.
RF Input
Connector Type
BNC
Configuration
Active
Impedance
50 Ω
RF Gain
0 dB (±2 dB)
RF Input Normal Operating Range
up to +20 dBm max., protected up to +24 dBm
LED Indicator Minimum Detection Threshold to Activate Channel
2.5 dBm
LED Indicator Overload Threshold
>24 dBm
Main Output
Connector Type
BNC
Impedance
50 Ω
Expansion Port
Connector Type
BNC
Configuration
Passive
Impedance
50 Ω