active sound attenuator

A special type of sound attenuator that incorporates a sound source which generates sound waves intended to cancel some of the noise generated by the fans in an HVAC system.

Encyclopedia browser ?

▲
active oxygen method
active permafrost
active PoE
Active Power
active prominence
active prominence region
Active Reconfiguring Message
active region
active regions
Active Repeater
active RFID tag
active runway
active satellite
Active Server Pages
active site
active sludge
Active solar
Active solar energy
active solar energy system
Active solar heating
Active solar power
active solar system
Active solar water heater
active solid
active sonar
active sound attenuator
active sound cancellation
active sound control
active speaker view
Active Streaming Format
active substrate
active Sun
Active system
active termination
active tracking system
active transducer
active transport
active vibration suppression
active volcano
active voltage
active window
active workings
active-cord mechanism
active-matrix liquid-crystal display
ActiveMovie
active-RC filter
active-RLC filter
ActiveSync
ActiveWorks
ActiveX
ActiveX component
▼

Full browser ?

▲
active site
active sites
active sites
active sites
active sites
Active Sites Environmental Monitoring Program
Active Skid Control
Active Slot Ring Antenna
active sludge
Active Smoke Control
Active Smoking Attributable Years of Potential Life Lost
Active Soil Depressurization
Active soil layer
Active solar
Active solar energy
Active solar energy system
Active solar energy systems
active solar heating
active solar heating
Active solar heating system
Active solar power
active solar system
Active Solar Thermal Industry Group
Active solar water heater
active solid
Active Solutions Consulting Group
active sonar
Active Sonar Acquisition and Processing System
Active Sonar Data Analysis & Conversion System
Active Sonar Frequency Analysis and Recording
active sound attenuator
active sound cancellation
active sound control
Active space probes
Active space probes
Active Spacecraft Potential Control Experiment
active speaker view
Active species
Active species
Active species
Active Speech Level
active splint
Active Splitting Point
Active Sports and Youth Recreation Commission
Active Sports Retailers
Active Squeeze Film Damper
Active Stability and Traction Control
Active Stability Control
Active Stability Management
active staff
active star
Active Star Architecture
Active Start-up Mock-Up
active state
Active State Power Management
Active State Programmer Network
active status
Active Status List
Active Stealth Technology
Active Steering Control
Active Stock
▼

CITE

Site: Follow: Share:

Open / Close