Quam QC100RM 100 Watt Volume Attenuator, Rack Mount with 2 X 2 Dial Scale, White On Black

Quam QC100RM

100 Watt Volume Attenuator, Rack Mount with 2 X 2 Dial Scale, White On Black

The Quam QC100xx is a dual gang, continuous rotary ten step
audio level attenuator with an OFF position.
The Quam QC101xx is a single gang, continuous rotary
ten-step audio level attenuator with an OFF position.
Both single gang and dual gang formats are available in:
-P (Priority relay), -RM (Rack Mount) and W (White finish)
formats described below.
All variants except the QC10xP are UL Listed 813.
Finish: QC10x, QC10xP- Brushed stainless steel, embossed
position
QC10xRM 2 x 2 dial scale, white on black
QC10xW White baked hybrid epoxy finish, no
position on scale
Knob: QC10x, QC10xP, QC10xRM- Black with
white indicator
QC10xW White molded indicator
INTENDED USE
QC10x, QC10xRM, QC10xW:
Attenuates audio power to any number of loudspeakers
up to 100W load. For use with 25V or 70.7V distributed
audio systems, indoor environment. UL Listed 813
QC10xP: (No UL Listing)
Attenuates audio power to any number of loudspeakers
up to 100W load. For use with 25V or 70.7V distributed
audio systems, indoor environment. When internal
24VDC relay is activated, attenuator function is bypassed

AUDIO SPECIFICATIONS
Power Rating 100W Continuous
Attenuation Steps 1-2, -3 dB
(Ref: 25, 70.7, Steps 3-10, -1.5 dB
and 100V line) OFF Position, -36 dB
Insertion Loss < 0.5 dB
MECHANICAL SPECIFICATIONS
Mounting QC100, QC100W, QC100P:
Dual Gang electrical box, 2-3/4 deep
QC101, QC101W:
Single Gang electrical box, 2-3/4 deep
QC101P:
Single Gang electrical box, 3-1/2 deep
QC10xRM: 2RU rack panel or
greater, 1/8 thick maximum
Relay Actuation 24VDC, 0.15A (QC100P only)
Audio Connection 10 long, color-coded tinned wires,
pre-cut

Model Specifications