Quam QC100RM Specifications

0501, 0501.1 - ATTENUATORS

QC100 Series

0501-Attenuators

0501.1- Attenuators, UL Listed

GENERAL DESCRIPTION

The Quam QC100xx is a dual gang, continuous rotary ten­step 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.

SYSTEM COMPONENTS

N/A

RECOMMENDED ADDITIONAL QUAM COMPONENTS

0403– Surface Mounting Devices
SE4W/2 Double Gang Box– QC100 Only
SE4W Single Gang Box– QC101 Only

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

Recommended construction sequences, installation instructions and A&E
Specifications are available in various formats on the Quam Architects’ and
Engineers’ Resources CD or on the web at: www.quamspeakers.com

Quam-Nichols Company

234 East Marquette Road, Chicago, IL 60637
Phone: (800) NEED NOW Fax: (888) NEED NOW
(800) 633 - 3669 (888) 633 - 3669
E-Mail: [e-mail] www.quamspeakers.com

© 2007 Quam-Nichols Company Quam-Nichols reserves the right to make changes and/or improvements to its products at any time and without notice. TQC100_101-07MR20

ATTENUATORS

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