Description: You will receive: One Used Bruel & Kjaer Type 4231 Sound Calibrator Used Excellent conditionTested to make soundCalibration condition unknownBatteries NOT included Package Includes: Does Not Include: Batteries, original packaging, user manual(s) Condition: Working Cosmetic condition: Excellent Display Condition: N/A Type 4231 is a a handy, portable sound source for acoustic calibration of sound level meters and other sound measurement equipment. The sound calibrator is very stable and conforms to IEC/EN 60942 (2017) Class 1, and ANSI S1.40–2006.Twin sound pressure levels guarantee definitive checks even in noisy environments and ensure linearity in your microphones. For maximum confidence in your measurement results,you can quickly compensate for local measurement conditions by calibrating before every measurement. USE SCENARIOCalibration of sound level metersCalibration of microphonesCalibration of general sound measurement instrumentation FEATURESRobust, pocket-sized design with highly stable level and frequencyCalibration accuracy ±0.2 dB94 dB SPL or 114 dB SPL for calibration in noisy environmentsExtremely small influence of static pressure and temperatureSound pressure independent of microphone equivalent volume1 kHz calibration frequency for correct calibration level independent of weighting networkFits Brüel & Kjær 1″ microphones (1/2″, 1/4″ and 1/8″ microphones with a microphone adaptor)Switches off automatically when removed from the microphone. **** Sound Level meter not included in Sale***** Shipping & Return Policy Shipping applies to the Contiguous U.S. (Lower 48 States) ONLY Return shipping shall be the responsibility of the buyer Any item returned for warranty must be returned in the same condition that it was received All Items must be returned with all original contents and components Customer must contact us or eBay first in order to obtain Return Merchant Authorization (RMA) We do our best to give an accurate description of the items being auctioned Bidders should read the description, ask questions and bid accordingly
Price: 649.99 USD
Location: Franklin, Massachusetts
End Time: 2025-01-09T19:08:35.000Z
Shipping Cost: 0 USD
Product Images
Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Brand: Bruel and Kjaer
Unit Type: Unit
Model: 4231
MPN: 4231
Country/Region of Manufacture: United States
Unit Quantity: 1
