User Guide

Crestron CNX-PAD8A Professional Audio Distribution Processor
Preamp Specifications of the CNX-PAD8A (Per Channel)
SPECIFICATION DETAILS
Input Impedance
54K Ohms
Output Impedance
37.5 Ohms
Total Harmonic Distortion (THD)
< 0.02%
S/N Ratio
>-100 dB
Maximum Input Level (Flat Mode) 3.2 RMS
Maximum Output Level 2.5 RMS
Crosstalk > -92 dB
Gain Range (Excluding Mute) -80 dB to +20dB
Volume Steps 1 dB
Mute >-92 dB (electronic mute)
-79 dB (minimum volume)
NOTE: A chassis ground screw is provided in the back of the unit to connect the
CNX-PAD8A to the audio source common ground(s).
Tone Specifications of the CNX-PAD8A (Per Channel)
SPECIFICATION DETAILS
Frequency Response (10 Hz to 20 KHz)
+/- 0.2 dB
Bass Gain Range (100 Hz)
+/- 12 dB
Bass Step Size (100 Hz)
2 dB steps
Treble Gain Range (10 KHz) +/- 12 dB
Treble Step Size (10 KHz) 2 dB steps
As of the date of manufacture, the CNX-PAD8A has been tested and found to
comply with specifications for CE marking.
NOTE: This device complies with part 15 of the FCC rules. Operation is subject to
the following two conditions: (1) these devices may not cause harmful interference,
and (2) these devices must accept any interference received, including interference
that may cause undesired operation.
Setup
Rack Mounting
WARNING: To prevent bodily injury when mounting or servicing this unit in a
rack, take special precautions to ensure that the system remains stable. The following
guidelines are provided to ensure your safety:
• When mounting this unit in a partially filled rack, load the rack from
the bottom to the top with the heaviest component at the bottom of the
rack.
• If the rack is provided with stabilizing devices, install the stabilizers
before mounting or servicing the units in the rack.
Operations Guide – DOC. 8174 Professional Audio Distribution Processor: CNX-PAD8A • 7