Pepperl + Fuchs, Inc.    Twinsburg, OH 44087 2245
May 24, 2012 Measuring 31 x 11 x 23 mm, F77 Series is insensitive to color, provides reliable clear object detection, and ignores target holes and ridges. IP67-rated products provide up to 50 Hz switching frequency and operate from -14 to +158°F. With 2 Hz/mm max resolution sensors exhibit acoustic interference immunity; provide one PNP, NO, or NC switch point output; and use discrete PLC inputs. Diffuse, retroreflective, and thru-beam models offer respective ranges up to 400, 400, and 800 mm.

Lowrance    Tulsa, OK 74128
Mar 28, 2012 Used for fishing, diving, and search and recovery operations, LSS-2 StructureScan® HD combines DownScan Imaging(TM) and side-scan imaging technologies. Transducer design features 3 dedicated signals for clear views to left, right, and directly beneath boat. When paired with HDS Gen2, module also supports StructureMap(TM) view. Additional features include compatibility with Lowrance enhanced basemaps, Insight(TM) HD cartography, Navionics®, and all HDS-compatible third-party charting cards.

SAW instruments GmbH    Bonn D-53177  Germany
Dec 09, 2011 Able to expand capabilities for studying real-time kinetics on surfaces of live mammalian cells, sam®X sensor uses surface acoustic wave technology and does not require any fluorescent labeling. Each of 8 channels can be utilized independently (8 x 1) or via sequential combinations of 4 x 2, 2 x 4, or 1 x 8 channels to optimize workflow; discrete or common reagents can be delivered to particular sensor chip positions. Analysis takes place in minutes.

STMicroelectronics    Lexington, MA 02421
Nov 02, 2011 Housed in 3 x 4 x 1 mm package, Model MP34DT01 combines top-port sound-inlet position with SNR of 63 dB and flat frequency response in full audio band of 20-20,000 Hz. In multiple-microphone applications, device enables active noise and echo cancelling as well as beam-forming, which isolates sound and its location. Applications include speech-recognition systems for voice-controlled software and electronic-assistant applications, as well as sound level meters that require high dynamic range.

Wildlife Acoustics, Inc.    Concord, MA 01742
Sep 27, 2011 Weighing less than .35 kg and fully self-contained, Echo Meter EM3 enables user to monitor bat calls with headphones or built-in speaker. Bat passes are recorded while user simultaneously listens to bat calls in method of choice, including Heterodyne, Frequency Division, or Real Time Expansion mode. Auto-Het feature automatically tunes detector based on echolocation frequency. To facilitate post processing, users may categorize or tag bat call in real-time in 1 of 4 categories.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Aug 03, 2011 Combining condenser microphone and preamplifier, Model HT378B02 helps overcome high temperature testing challenges associated with acoustic measurements in environmental chambers or other high temperature applications. Unit is used by test engineers to measure sound pressure amplitude and perform frequency analysis to minimize noise, identify resonance frequencies, and preserve human hearing. Typical applications include automotive engine testing, aerospace engine tests, and pump analysis.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Jun 20, 2011 Operating over 20 Hz to 20 kHz range, models 130E20, 130E21, and 130E22 have similar specifications but are respectively differentiated by BNC, 10-32, and SMB connectors. All models have electret designs and operate on free-field response type, which compensates for their own presence in sound field. Sensitivity is 45 mV/Pa, with noise dloor rating of 30 dBA, and sound pressure level measurement is rated up to 122 dB. TEDS v1.0 lets user locate specific microphone within large group.

Crestron Electronics, Inc.    Rockleigh, NJ 07647
Jun 17, 2011 Available with 1 or 2 microphones, FreeSpeech(TM) system leverages RF/IR wireless technology to add amplified speech audio reinforcement as part of complete classroom media presentation system. Hands-free microphone can be clipped to lapel, hung around neck, or placed in tabletop stand, and built-in 30 W stereo amplifier provides everything needed to drive set of speakers. It also allows for connection of DVD player, computer, or other audio sources.

Lion Precision Inc.    St. Paul, MN 55126 7014
May 20, 2011 Intended for registration and counting applications, LRD8200 Ultrasonic Label Sensor is available with optional extended baseplate to support wider webs and promote better web tracking on machines. Optional baseplate, which supplants standard baseplate with removal of one screw, extends 2 in. from end of sensor.

Marshall Electronics    El Segundo, CA 90245
May 03, 2011 Suited for those requiring retro sound during digital recording, UR-1 microphone combines classic, mellow sound of ribbon microphone and integrates it with USB technology. Electrical circuitry matches input requirements of ADCs and USB output with low-noise and high dynamic range. Focused in all-metal body with double-shielded grill, microphone can be used for recording singing, voiceovers, and podcasts. Volume control and headphone jack allow real-time monitoring without any latency.

Analog Devices, Inc.    Norwood, MA 02062-9106
Jan 25, 2011 Offering plug-and-play compatibility for non-handset applications, ADMP441 iMEMS® microphone delivers 24-bit data with industry-standard I²S (Inter-IC Sound) digital interface. SNR of 61 dBA promotes sound quality and intelligibility in far-field applications, while flat frequency response from 100 Hz to 15 kHz produces balanced and natural sound. Also, PSRR of 80 dBFS delivers RF and electrical noise rejection to allow design flexibility for placement and power trace routing.

Meggitt Sensing Systems (Endevco Corp.)    San Juan Capistrano, CA 92675
Jan 20, 2011 As combined ½ in. free-field pressure microphone and iTEDS enabled preamplifier (per IEEE 1451.4) set, Endevco® model EM46AE is designed for general-purpose and larger channel count precision acoustic measurements. Condenser microphone and preamplifier are both constructed of stainless steel and calibrated together. With frequency response from 3.15 Hz to 20 kHz and dynamic range of 14 dBA to 135 dB, set is designed according to IEC 61094 Class 1 standard guidelines.

Net Safety Monitoring Inc.    Calgary, AB T1Y7J7  Canada
Dec 23, 2010 Designed to trigger alarm only when inaudible ultrasound is detected between 25-100 kHz, Banshee343 provides wide-area gas detection coverage in any hazardous-area application where pressurized gas is present - regardless of environmental conditions. Four piezo-electric sensor heads, sealed in ceramic housing with no moving parts, provide wide coverage area with 20 m radius. Detector never requires field calibration, and all background noises are filtered.

Continental AG    Auburn Hills, MI 48326
Nov 30, 2010 Crash Impact Sound Sensor improves vehicle occupant protection by using structure-borne noise generated during frontal and side-impact collisions to determine how airbags deploy. Analyzing and evaluating collision within milliseconds, algorithms relay data about crash event to vehicle's restraints control module so airbags and pre-tensioners can be fired with proper force at timing. Side-mounted pSAT sensors detect pressure changes in door cavity using entire side door as sensing area.

Bosch Corp.    Charleston, SC 29418
Nov 17, 2010 Using ultrasonic sensors, Side View Assist blind-spot assistant is capable of registering objects 3 m to side and diagonally to rear of vehicle. If sensors detect vehicle, signal is checked for plausibility by system's electronics to prevent false alarms. System then warns driver optically, and if driver fails to react, it will provide acoustic warning. Working at speeds of 10-140 kph, Side View Assist aids drivers in complex traffic situations when relative speeds are low.

Transducers USA    Elk Grove Village, IL 60007
Nov 03, 2010 Measuring 6.02 x 2.7 mm, Model KECG2742 is omni-directional with response frequency of 100-20,000 Hz at low signal to noise response of 60 dBA. Output impedance is 2.2 kW at 2.0 Vdc/0.5 mA within temperature range of -20 to +70°C. Fully compliant with IP-57, IEC Standard v2.0, electret condenser microphone is housed in aluminum and suitable as adjunct for mobile radios, transceivers, or any equipment operating in harsh environmental conditions.

Wolfson Microelectronics plc    Edinburgh EH11 2QB  United Kingdom
Nov 02, 2010 Based on CMOS/MEMS membrane technology, Models WM7210 and WM7220 incorporate ADC, which outputs single-bit pulse density modulated format audio data stream. Output can be defined for left or right configuration, allowing for applications requiring stereo operation. Available in 4 x 3 x 1 mm and 4.72 x 3.76 x 1.25 mm packages, respectively, Models WM7210 and WM7220 are suited for mobile phones, PCs, portable media players, digital still cameras, and navigation devices.

Meggitt Sensing Systems (Endevco Corp.)    San Juan Capistrano, CA 92675
Oct 27, 2010 Incorporating SMB connector for integration with DAQ systems, Endevco® Model EM40PH features 50 mV/Pa sensitivity and dynamic range up to 135 dB, while Model EM40PL offers sensitivity of 10 mV/Pa and dynamic range up to 150 dB. Free-field pre-polarized microphones are designed for multi-channel acoustic measurements of sound power, sound pressure levels and frequencies, and sound-field analyses. Incorporation of TEDS technology allows microphones to be recognized by TEDS compatible input modules.

Simrad    Lynnwood, WA 98036
Oct 07, 2010 Incorporating frequency sweeping pulse compression technology (a/k/a/ CHIRP), Simrad BSM-2 provides readings for depths greater than 10,000 ft. Coupled with Airmar® Broadband transducer, system offers digitally purified images of individual fish markings and clear separation of fish from other targets. CHIRP function eliminates surface and turbulent water clutter and interference within water column. Housed in waterproof die-cast aluminum box, system is compatible with 12 or 24 Vdc power systems.

G.R.A.S. Sound & Vibration A/S    Holte DK-2840  Denmark
Sep 23, 2010 Assembled in dust-free environment to avoid contamination, Type 46 Microphone Sets are available in ¼ and ½ in. diameters and in free-field, pressure, and random incidence versions. Sets are calibrated together as single units and are sealed with removable label for integration into single- and multi-channel applications. Supporting constant current power and 7-pin LEMO inputs, microphones utilize 114 dB sound calibrator as sound source for frequent verification of measurement chain.