Cambridge Qt 300 Sound Masking Multi-Zone Generator 3 Zone UL Approved (Discontinued)
Part # Qt 300
Model # Qt 300

The Cambridge Qt 300 is ideal for medium multi-zone spaces of up to 36,000 square feet (3,344 m2). This system is capable of covering up to 3 diverse areas in buildings needing improved speech privacy.

Availability: Discontinued
Replaced with Cambridge Qt X 300

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Description

Details

Cambridge Qt 300 Multi-Zone Sound Masking Generator 

The Cambridge Qt® 300 is ideal for medium multi-zone spaces of up to 36,000 square feet (3,345 m2). This system is capable of covering up to 3 diverse areas in buildings needing improved speech privacy.

This robust and feature-rich system is easy to control and maintain. Users can adjust system settings via the easy-interface front panel, and can also set up error reporting and establish time dependent masking levels via their PC, Mac or tablet device using the intuitive Qt® Monitoring and Control Software. Additionally, the Qt 300 is an integrated solution offering sound masking along with paging and music via the two auxiliary audio inputs.

Wall Mount Installation

Wall mount bracket comes standard with the controller. When wall mounted, the chassis flips down for easy access to all rear input connections.

Rack Mount Installation

The rack mount kit permits mounting of the controller onto an industry standard 19" (48.3 cm) EIA or NEMA equipment rack.

Features

Features

  • Powered by direct-field Quiet Technology developed to reduce acoustic interference
  • Delivers uniform sound masking by projecting from not through the ceiling
  • Reduces the need for expensive construction or sound blocking materials
  • Each emitter can be installed in less than 15 minutes and in any ceiling type
  • The only sound masking system that can be easily installed in existing space
  • GreenSpec listed and the most energy efficient sound masking system available
Specification
Operating Temperature Range40˚F - 90˚F (4˚C - 32˚C)
Power Requirements100 - 240 VAC, 15 watts
Zones3
Emitter Run Connector TypeRJ-45 (Bent 2-tyne)
Aux. Audio Inputs2 fixed terminal blocks
Aux. Audio Input Level-10 dBV Nominal, 2 Vrms max
Aux. Input EqualizationAdjustable +/- 12 dB in ISO standard octave bands
Emitter Capacity60 per run, 120 per zone, 360 total
Max. Coverage Area (10’ Ceiling)36,000 ft2 (3,345 m2)
Masking SpectrumPreset at factory to CSM standard spectrum (recommended).
Masking Spectrum EqualizationAdjustable +/- 12 dB in ISO standard 1/3 octave bands
Masking Channels4 per zone
Time of Day Masking Level ControlRTC with battery backup. Per-zone day/night levels and start times, ramping interval, and weekday/Sat/ Sun behavior
Network Access for Control and MonitoringYes
Security“Hidden” front-panel lock switch; username and password required for network access; fixed terminal block contact closure
Standards and CertificationsASTM E1130-08
GreenSpec Listed
FCC Part 15 Compliant
RoHS Compliant
CE
SafetyConforms to:
US STD 6006
CAN/CSA STD C22 2 60065
ETL Listed
Dimensions (H x W x D)3.5" (89 mm) x 11" (279 mm) x 3.8" (96.5 mm)
Weight1.5 lbs (0.68 kg)
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