Shure A15HP High Pass Filter 100209785 This filter rolls off low

This filter rolls off low audio frequencies to reduce 60 Hz electrical hum

Receives up to 10 different languages for multilingual conference applications

Minimum Impedance: 7 Ohm

C 417 PP: For hardwire applications

Shure A15HP High Pass Filter 100209785 This filter rolls off lowShure A15HP High Pass Filter Balanced XLR in line high pass filter that reduces low frequencies below 100 Hz. This filter rolls off low audio frequencies to reduce 60 Hz electrical hum, low frequency wind noise, air conditioner noise, or stand and floor transmitted low frequency vibrations. When loaded with a low impedance microphone input (800 ohms or more), the rolloff is 12 dB per octave below 100 Hz. When loaded with 150 ohms, the rolloff is 3 dB