3 headphone amplifier, 4 loudspeaker amplifier, Headphone amplifier – Clear-Com HLI-FBS User Manual
Page 118: Loudspeaker amplifier
10.1.3 Headphone amplifier
Specification
Description / value
Load impedance
32
Ω
Output level
+12dBu before clipping
Sidetone
-12dB (selectable)
The following specified for a route from a 4-wire output @ 0dBu in
Max gain
0dB
Frequency response
40 Hz - 10 kHz ±3dB
Distortion
<0.1% THD @ 1 kHz
Noise
<-65dBu
Headphone limiter
0dBu (selectable)
Table 42: Main Station: Headphone amplifier
10.1.4 Loudspeaker amplifier
Specification
Description / value
Load impedance
8
Ω
Output level
+18dBu before clipping
Max gain
18dB
The following specified for a route from a 4-wire output @ 0dBu in
Frequency response
200 Hz - 10 kHz ±3dB
Distortion
<1% THD @ 1 kHz
Noise
<-50dBu
Table 43: Main Station: Loudspeaker amplifier
116
HelixNet Partyline User Guide