Rectangular sound absorbers and Round sound absorbers are used for providing the absorbtion of the sound occuring in air conditioning and ventilation systems, the filling materials inside the splitters are 2 pieces of glasswools that have one surface coated with fiberglass with 50 mm thickness and 70 Class.Rectangular sound absorber whose splitter thickness is 100 mm and 200 mm.Round sound absorber whose splitter thickness is 100 mm and 200 mm.
1.Operating voltage: 6-12vdc 2.Frequency range:100-5500hz vpp 4.Output impedance:600 5.Transmission distance:over 1000meters 6.Adjustable sensitivity 7.Monitoring range:5-80©o Standard export carton package
20W 4ohm Sound Exciter Model: SL-E02 Dimension: outer Diameter 44mmBaffle Opening 14.5mm Height Refer to Drawing in details Nominal Impedance :8ohm +-15% at 1000HZ Power Rating: 20watt Maximum 30Watt Lowest Resonant Frequency :500+-20% HZ Output sound pressure Level(S.P.L): 86+-3db/0.1 Watt.10CMeter.Average at 800,1000,1200,1500HZ Frequency Rang:FO-20 KHZ, Average SPL+-10bd Distortion :5% Maximum at 1000HZ 20W Polarity: Diaphragm shall move forward when Apply a Positive DC current the or Marked Terminal Load Test :Bt audio Signal Generator At 12.6 Volts. Total 48 hours and 20-20KHZ resonant Frequency Abnormal Sound Test: Must be Normally tasted Bt 12.6 Volts Sinwave Operation Temperature:-20deg to 50deg Storage Temperature :-49deg to 60deg.
The new dm2000vcm is the dm2000 version 2 plus a formidable array of state-of-the-art processing technologies that provide all-new production power. You now have extraordinary recreations of classic compression and eq units from the 70's, simulations of several legendary analog open-reel tape decks, a complete suite of unmatched-x reverb effects, a surround post-production package that is second to none, and even a selection of vintage stomp boxes to spice up your mixes. And all of this is right at your fingertips, with no need to patch in external processors.
Item:Push Button Piano Sound Book Sound Module for Children Learning Model number:HXS-0011 Case size:145MM*57MM*20MM Power by:2*AAA batteries Speaker:Dia 29MM Material:Plastic ABS Color:According to your requirement Music duration:1-360 secs or even more if needed Music formate:MP3/WAV Logo:Custom logo is available N.W:80G Certificates:Rohs CE Green Standards:Compliance with EU standard.
Products Characteristic Sound announciator is an important and simple tool for communication on ships. An alarm can send out special signal in time to indicate the occurrence of certain abnormal phenomenon, at the same time, it is also used as marine telephone, communication device, command...
The sound level meter measures and displays sound levels in dB from 3 to 13 dB. User selectable features include Frequency weighting (A & C), Response Time (Fast & Slow), Data Hold and MAX/MIN recording. Comply with norm of IEC 651 type 2, ANSI S1.4 TYPE 2. Each meter is fully tested and calibrated in factory before delivery. With proper use, it will provide years of reliable service.. Applicable standards IEC61672-1: 213 Class 2 Measurement range Auto:3 to 13d Manual: 3 9dB, 5 11dB, and 7 13dB Microphone 1/2 inch polarized condenser microphone Frequency range 31.5~8Hz Accuracy Â±1.5dB ( at reference condition of 94d 1 kHz) Resolution .1dB Data update 5ms Frequency weighting A and C Response time FAST125 SLOW1 s Standard calibrator 1KHz sine wave @ 94 or 114dB Display 3-1/2 digital LCD with analog bar-graph Over load indication Displa OVER UNDER� icons Outputs AC/DC signal output from earphone jack AC=1Vrms DC=1mV/dB Data output Micro USB Auto power off Automatically power off if without operation in 2 mins Power One 6F22 battery or 9V 6LR61 Memory 32 dataonly for LD856 Operating condition ~ C (32 ~ 122 F)1 ~ 9% RHNon-condensing Storage condition -2 ~ C (- 4 ~ 14 F)1 ~ 9% RHNon-condensing Weight & dimension 2gincluding battery215mm*58mm*33mm Accessories Manual, 9V battery, windscreen, USB cable, 9V AC/DC adapt �3 earphone plug�software CD.
Product description: The sound proofing movable wall panels will be made from 9 mm mdf boards and shall be 65 mm thick and 1230 mm maximum width, made to the appropriate acoustic rating and structural backing and mounted in full perimeter extruded aluminum frames with interlocking corner construction . The sound proofing movable walls panel faces shall be finished with selected material. Basic panels shall be equal in module. Maximum height : 17000 mm. Sound proofing movable walls panel surface finish: the sound proofing movable walls panel surface will be as per the clients requirement finished either in bunge factory china or by others. The basic panels will be raw mdf (the finish materials such as laminate, veneer, melamine or fabric etc.) Retractable mechanism: the top and bottom rail of each panel shall incorporate an extruded aluminum box section mechanical seal manually operated by a handle inserted in the panel stile, turning the handle through 45 degrees shall simultaneously extend or retract the top and bottom seals through an steel and spring mechanism which shall firmly Hold the seals in the retracted or extended mode. Single crank type mechanisms shall activate floor and head seals. Sound proofing movable walls features: Top hung system without the need for a floor track Combines elegance with robust construction Concealed or exposed panel edge profiles Numerous panel stacking options for complete flexibility The system offers various levels of sound reduction Extensive range of surface finishes available Retractable top and bottom seals ensure effortless movement of panels Sealed for life roller assemblies provide smooth and silent movement Application: Bunge soundproof folding partitions wall can be used to convention centers, gymnasiums, religious facilities, hotels, auditoriums, corporate training facilities, civic or exposition halls, schools, banquet facilities, etc.
Machine for Sound proof material Needle Punching Machine Opener+carding machine+needle punching machine Equipment Description: 1) Cotton Carding machine belongs to textile machinery, according to the spinning technological process, combed cotton is an important process. 2) The former working procedure of cotton Carding machine is combined opening and scutching machine,the following process is drawing frame (general combing process) or lap former (exquisite combing process). 3)Its working principle is supplying the the cotton or fiber with cotton box which is sent by the front procedure to loosen them and get rid of impurities. Device parameters:Main parameters ofï¿½Needle Punching Machine Width of products: 2.3~2.5m Thickness of products: 3~10mm Output: 7~8m/min 400~800 g/m2 Needling Frequency: 100~650times/min Needling Travel:ï¿½35~65mm Number of Needle:ï¿½ 6000pcs Power:ï¿½26.5kw (7.5+7.5+7.5+4) Cylinder of carding machine: 450 mm Speed of carding machine: 1100 r/min Size of one machine:ï¿½3000mm*700mm*2000mm Covering area:ï¿½10m*4m*3.5m Weight aboutï¿½4800 kg Spare Parts :ï¿½3 set motor / one set fan / one set control cabinetute feed Machine:ï¿½One set carding machine + two set needle loom
Item:Programmable Musical Children Toy Sound Module for Plush Toy Model number:HXS-0013 Case size:95MM*35MM*7MM Power by:3*AG10 batteries Speaker:Dia 29/40MM Material :Plastic ABS Color:According to your requirement Music duration:1-360 secs or even more if needed Music formate:MP3/WAV Logo:Custom logo is available N.W :29G Certificates:Rohs CE Green Standards:Compliance with EU standard.
External speaker minitor by driver Removable earphone socket High class ips screen Multilingual sound system Gps triggered multilingual tour commentary Gps multilingual tour commentary Gps commentary system Multilingual tour commentary Screen size:1.44inch. Application:sightseeing buses Warranty:3years
The UFO stops running when it hears a sound. As the saucer drops to the ground, the alien start rising. When the alien is completely revealed, the alien starts turning around and moving arms wildly. The turning continues till next sound is heard.
Shenzhen dhyana environmental technology co., ltd builds yourself a luxury car by reducing the noise from rain, wind, roads, tires and so on, and offers you a quiet, comfortable interior environment. Use our acemat to reduce noise, stop vibration and insulate heat, then you will enjoy a wonderful ride. Functions: 1.Vibration damping 2.Noise reduction 3.Thermal insulation Structures: 1.Special formulated butyl rubber No harmful smell No harmful asphalt to human health and skin Well flexibility and adhesion Strengthened performance in vibration blocking 2.Special processed aluminum foil Unique azure finished looking With best combination of hardness and flexibility Has a protective film against oxidation and corrosion Features: 1.Never gives out harmful smell 2.Flexible and adhesive means a better performing product 3.High quality butyl rubber never cracks out in low temperatures 4.Stealth aluminum foil for better protection 5.Best choice to stop vibration and reduce road noise 6.With long life span once install it 7.Easy installation, just cut, peel and stick
How to make your car ride cool and quiet? Shenzhen Dhyana Environmental Technology Co., Ltd does the job and provides the same products as Dynamat for you. Dhyana builds yourself a luxury car by reducing the noise from rain, wind, roads, tires and so on, and offers you a quiet, comfortable interior environment. Use our AceMat to reduce noise, stop vibration and insulate heat, then you will enjoy a wonderful ride. SPEAK KIT Application Range: For speakers on doors Dimension: 250mm*250mm Packaging Term: 2 pieces in box, 2 boxes in carton Packaging Dimension: 31cm*28cm*11cm. Functions: 1.Kit contains 2 pieces of AceMat to make speakers work well. 2.Hold the vibration and resonances of door panels surrounding speakers 3. Eliminate some sound wave distortion due to vibration.
How to make your car ride cool and quiet? Shenzhen Dhyana Environmental Technology Co., Ltd does the job and provides the same products as Dynamat for you. Dhyana builds yourself a luxury car by reducing the noise from rain, wind, roads, tires and so on, and offers you a quiet, comfortable interior environment. Use our AceMat to reduce noise, stop vibration and insulate heat, then you will enjoy a wonderful ride. DOOR KIT Application Range: For panels on car door enclosures Dimension: 310mm*900mm Packaging Term: 4 pieces in box, 3 boxes in carton Packaging Dimension: 30.5cm*39cm*15cm Functions: 1.Upgrade flimsy car doors to solid stereo boxes! 2.Block down unpleasant noises from road! 3.Eliminate 85% of sound wave distortion! 4.Have more original music from your speakers!.
How to make your car ride cool and quiet? Shenzhen Dhyana Environmental Technology Co., Ltd does the job and provides the same products as Dynamat for you. Dhyana builds yourself a luxury car by reducing the noise from rain, wind, roads, tires and so on, and offers you a quiet, comfortable interior environment. Use our AceMat to reduce noise, stop vibration and insulate heat, then you will enjoy a wonderful ride. TRUNK KIT Application Range: For car trunk enclosures Dimension: 460mm*820mm Packaging Term: 5 pieces in box, 3 boxes in carton Packaging Dimension: 58.5cm*39cm*14cm Functions: 1.Upgrades trunk enclosure and excellent stereo box! 2.Increases sound pressure & CPL! 3.Blocks noise coming from trunk!.
Sound level meter Sound level meter series Application :used to test the sound level of environment , mechanic, vehicle, ship and other noise .Fit for industry , enviromental protecting , working , sanitation, teaching research and other departments. Tr-5868p / tr-5858/tr-5866/tr-5826 Standard :gb/t3785, iec651 type2, ansis1.4type 2 . Measuring range : Lp : A : 30-130db / l:35-100db h:80-130db C ; 35-130db Line:40-130db / 35-130db Ln:0-100% Dc output : 10mv=1db resolution: 0.1db. Accuracy:1db.Lcd display, Power supply :4*1.5vaaa battery / 1*9v6f22 battery /4*1.5vaa battery Dimensions : 236*63*26mm / 195*72*31mm / 233*68*32mm Weight(not including battery) 170g/195g/158g/175g
Characteristics: lightweight, fireproof, heat/sound insulation, heat retaining, damp proofing, moisture absorbing, environmental-friendly. Fields of application: fireproof doors, fireplace, furnace, boiler chimney, stove, electric heater, partition panel, ceiling, furniture, furnishing, platform for marine and vessel etc. Product description: Process temperature: 1100degrees centigrade Bending strength: 0.574 - 2.30MPa Density: 200kg/M3 - 1100kg/M3 Compression strength: 0.690~2.90MPa Thermal conductivity: Max. 0.020W/mK at 600 degrees centigrade Max.0.0128W/mK at 34.51 degrees centigrade The minimum thickness: 3mm The maximum thickness: 80mm The maximum width: 1220mm The maximum length: 2440mm
Professional sound box Type of this modelapplication to karaoke object, ballroom, other assistant+outdoor Frequency response 50hz-18khz(3db) Recommendatory input power 300w P.M.P.O 400w Sensitivity 97db(1-1m) Impedance 8 Speaker unit Low-15"-1 horn other Polar pattern 90ph-40pv Color ruby-red /black Amplifier at optionAk-180 N.W. 26 kgs / 57.3 lbs G.W. 29 kgs / 63.9 lbs L - w - h, box 16.1"-16.1"-25.6" / 410x410x650 mm L - w - h, package 18.5"-18.5"-28.0" / 470x470x710 mm