Sound Measurement - Page 23

Manufacturer: REED Instruments Brand: Reed Instruments Model: R8080 Color: Black/Blue

This data logging sound level meter has the ability to record samples on internal memory and keep track of registered readings with a time and date stamp. The R8080 features user selectable sampling rates and the option to track live measurements via the included PC interface software. Features; High accuracy of ±1.4 dB meets Type 2 standards, Triple range measurement (60dB dynamic range), A & C frequency weighting, Fast & Slow time weighting, Record up to 64,000 datapoints and keep track with internal time and date stamp, User selectable sampling rate from 1 to 60 seconds, Large, easy-to-read backlit LCD display, Digital analog bargraph, Min/Max hold and auto shut off, Tripod mount for long-term monitoring and Low battery indicator.

Manufacturer: TES Brand: Generic

TES-1355 Noise Dose Meter with RS-232 Product Features Measure % Noise Dose / Exposure Time / Sound Level Real time clock with calendar RS-232 interface SPECIFICATION: Applicable standards ANSI S1.25-1991, A weighting Digital display 0～9999%DOSE Criterion level 80, 84, 85, 90dB Selectable Threshold level Selectable from 70 to 90dB, 1dB step Exchange rate Selectable 3dB, 4dB, 5dB or 6dB High level Detector 115dBA Peak Flag 140dB Measuring range 70-140dBA Accuracy ±1.5dB ref. 94dB @1KHz Resolution 0.1dB Frequency weighting A Time weighting FAST , SLOW Selectable Microphone 1/2 inch electret condenser microphone Power supply 4pcs size AAA Alkaline Battery Battery life About 36 hours Dimensions 106(L)×64(W)×34(H)mm Weight approx. 350g (include batteries) Accessories Instruction manual, Software, RS-232 Cable Carrying case, batteries, Calibration Screwdriver, Windscreen. Optional Sound level Calibrator Center-326,TM-100 or SC-05 5 eveuts sturage for TES-1355 only

Manufacturer: NightFire Electronics Brand: NightFire Electronics

This is a two-channel, audio input, 10-LED-per-channel Sound Level Meter Kit. It uses two LM3914s that will accept an RCA input. The audio source can come from just about anywhere. Each channel has two adjustment controls, one for the input Op Amp gain and the other for the LM3914 range. Maximum audio input voltage should not exceed 5v. Kit can run off of 9 to 12 volts dc. Kit will include the PCB, all components, and schematic to complete the kit. You will need standard soldering equipment. It is 3.25" x 3.25" with 4mounting holes.

Manufacturer: DROK Brand: DROK Model: 090150

Feature: Mono Power Amplifier Module Product Model:LM3886TF Operating Voltage:(Dule Powe Supply)DC ±20V to ±28V Output Power: 60W Resistance:1% copper foot metal film Size:61mm x 37mm Can monolithic or used in parallel Package Include: 1x Digital Amplifier Board

Manufacturer: Alloet Brand: Alloet

Specification: Frequency range: 31.5Hz~8kH;  Range: 35~130dB Accuracy: ±3.5dB(In 1kHz, 94dB reference conditions); Resolution: 0.1dB Sound frequency weight: A level frequency weighting Microphone: 1/2 inch polarized condenser microphone Display number: 3-1/2 bit Maximum number of display: 0.5sec Time plan: quick response(125mS) Alarm function: when the input exceeds the range will display "OL" Automatic shutdown: 15 minutes will shutdown without any operation Battery: 9V carbon battery(Not included) Operating temperature: 0~40℃(32~140℉) Operating humidity: 10~90%RH torage temperature: -10~60℃(14~140℉) Case Size: approx. 175*50*35mm/6.88*1.96*1.37'' Net weight: approx. 115g Gross weight: approx.155g Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. Package Information； 1 x Digital Sound PressureTester (Battery not included) 1 x User Manual

Manufacturer: RAXFLY Brand: RAXFLY

FEATURES - Accuracy up to among 1.5dB. - Maximum value holding function to lock up the maximum reading. - Large LCD screen with digits reading. - Equipped with a sponge ball. - Auto power off design for energy saving. - Auto backlight display. - Portable, easy-to-use and handy instrument for sound quality control in factory, traffic, family, and audio system. SPECIFICATION - Measuring range: 30-130dBA - Accuracy: among 1.5dB - Frequency range: 31.5Hz to 8.5KHz - Frequency weighting: A - Digital display: 4digits - Resolution: 0.1dB - Sample rate: 2 times/second - Microphone: 1/2 inch electret condenser microphone - Max hold: MAX - Power supply: 9V battery (the battery is included) - Power life: About 30 hours (alkaline battery) - Operating condition: 0-40degree 10-80%RH - Storage condition: -10--+60degree 10-70%RH - Product size: 14.2 * 5.3 * 3.5cm PACKAGE CONTENT 1 x DL1351 Sound Level Meter 1 x Sponge Ball 1 x User Manual Friend Reminder If you have any questions about the item, please don't hesitate to contact us, wish you have a nice day!

Manufacturer: Quantong Brand: Quantong

Mini Sound Level Meter LA-901A Features: ● Comply with IEC61672-1 CLASS2　Standard ● Max/Min Record ● With one equivalent weighted sound pressure level A ● Screen lock function Specifications: Applied standard IEC61672-1 CLASS2 Accuracy: ±1.4dB Frequency Range: 31.5Hz ～ 8KHz Dynamic Range: 50dB Measuring Level Range: 30dB ～ 130dB Frequency Weighting: dBA Microphone: 1/2 inch electret condenser Display: 3 1/2 digits， Resolution: 0.1dB Data update： 0.5 sec Max Hold: MAX Min Hold: MIN Screen Lock: HOLD Auto power off : Meter automatically shuts down after approx. 15 minutes of inactivity. Power supply: One 9V battery, 006P or IEC 6F22 or NEDA 1604. Battery Life: at least 30 hours Operating Conditions: - 20℃～60℃，10％RH～90％RH Storage Conditions: -20℃～60℃，10％RH～75％RH Dimension(L*W*H): 144* 55* 38mm Weight: 90g Accessories: User's Manual, 9V battery and windscreen

Manufacturer: Elenco Electronics Brand: Elenco

Easy to build deluxe kit produces sine, square, and sawtooth waveforms. Perfect for a variety of audio applications. Continuously variable from 1 Hz to 1 MHz. Maximum output: 3 volts peak to peak.

Manufacturer: Yootthapoom Brand: Smile monkeys

Specifications: LCD display: 4 digits LCD size: 2.2 inch (55 mm) Display: 0.5 secretary Measuring Level: 30 ~ 130 dB(A) Accuracy: ±1.5 dB Frequency Response: 31.5 Hz ~ 8.5 kHz Resolution: 0.1 dB Sound Level: Level 1: 30 ~ 80 dB Level 2: 50 ~ 100 dB Level 3: 60 ~ 110 dB Level 4: 80 ~ 130 dB Level 5: 30 ~ 130 dB Dynamic Range: 50 dB / 100 dB Frequency Weighting Characteristic: A / C Analog Bar Graph: 1 dB / 1 bar graph Sampling Rate: 20 times / second PWM Signal Output: duty cycle = 0.01 x dB value x 100% / 3.3 Dynamic Characteristic (Time weighting): FAST(high speed) / SLOW(low speed) Calendar Accuracy: ±30 seconds / day Microphone: 0.5 inch polarization capacitance microphone Power Supply: 4 x 1.5V AA battery (not include)or USB Cable Power Life: about 20 hours continuous use (alkaline battery) Operating Temperature: 0 ~ 40 °C (32 ~ 104 °F) Operating Humidity: ?80 % R.H. Dimensions: approx. 256 (L) x 70 (W) x 35 (H) mm (10.1 x 2.8 x 1.4 inch) Weight: approx. 308 g (without battery) Package Include: 1 x Professional Sound Level Meter 1 x Sponge Ball 1 x USB Cable 1 x Software CD 1 x English Instruction Manual PlEASE NOTE OTHER COUNTRIES EXCEPT USA WILL SHIP FROM CHINA

Manufacturer: NIUDB Brand: NIUDB

Specifications: Sound Level: 40 ~ 130 dB Resolution: 0.1 dB Accuracy: ±1.5 Db Data Hold, Max, Min and Auto Power Off Dual Ranges : Divided into 40 - 100 dB (LO) and 60 - 130 dB (HI) LCD display: 1/2 Inch and 3 Digits Response Time : 0.5 second Frequency Range: 31.5 Hz ~ 4 kHz Frequency Weighting: A Time Weighting: FAST (125mS) Microphone: 1/2 inch electret condenser microphone Power Supply: one 9V battery Power Life: about 50 hours (alkaline battery) Operating Temperature: 0 ~ 40 ?C (32 ~ 104 ?F) Operating Humidity: 10 ~ 90 % R.H. Storage Temperature: -10 ~ 60 ?C (14 ~ 140 ?F) Storage Humidity: 10 ~ 70 % R.H. Dimensions: approx. 170 (L) x 58 (W) x 35 (H) mm (6.7 x 2.3 x 1.4 inch) Weight: approx. 107 g Package Included 1 x Sound Level Meter 1 x Instruction Manual 1 x Sponge Ball