Products/Services for American Sound 12 Bandpass

    Sound Cards - (49 companies)
    Sound cards are computer expansion cards that enable audio inputs and outputs. They connect to the computer via the internal bus or an external connection. Sound cards provide an audio input, an audio output, or both. Some devices provide multiple...
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  • Optical Bandpass Filters-Image
    Optical Bandpass Filters - (95 companies)
    Optical bandpass filters are designed to transmit a specific waveband. They are composed of many thin layers of dielectric materials, which have differing refractive indices to produce constructive and destructive interference in the transmitted...
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  • Sound Level Meters and Noise Dosimeters-Image
    Sound Level Meters and Noise Dosimeters - (229 companies)
    Sound level meters and noise dosimeters are used in sound and noise analysis. Applications include industrial safety, traffic noise studies, and scientific noise measurement. Sound level meters and noise dosimeters are used in many kinds of sound...
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  • Fibers and Filaments-Image
    Fibers and Filaments - (190 companies)
    Fibers and filaments consist of bulk, chopped fibers or strands and continuous monofilaments of materials and are used in reinforcing composites as well as other specialized electrical and thermal applications.
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  • Soundproofing and Acoustic Materials-Image
    Soundproofing and Acoustic Materials - (420 companies)
    Technical Committee 43 (acoustics) and by ASTM International, formerly called the American Society for Testing and Materials, ASTM Committee E33 (environmental acoustics), including ASTM E90. For fire safety considerations, sound proofing...
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    RF Band Pass Filters - (135 companies)
    ...of RF band pass filters. Performance specifications for bandpass filters include specified frequency, bandwidth, ripple, insertion loss, and voltage standing wave ratio. Specified frequency is the center frequency. Bandwidth is the range of frequencies...
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    RF Filters and Microwave Filters - (402 companies)
    RF filters and microwave filters are devices that pass or reject signals by frequency. Basic types include bandpass filters, band reject filters, low pass filters, and high pass filters. RF filters and microwave filters are devices that pass...
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    Active Band Pass Filters - (21 companies) The critical frequencies are determined as follows: Adding the frequency responses of these stages together results in the frequency response of the band-pass filter, as shown below. The amplitude and phase are given by the following equations. A Bode...
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    Measurement Microphones - (59 companies)
    Measurement microphones are most commonly condenser microphones, which convert sound pressure to an output that is then converted into a reading such as sound pressure level (SPL). Measurement microphones are most commonly condenser microphones...
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    Audio Transducers and Buzzers - (224 companies)
    Audio transducers and buzzers are used in electronic equipment, toys and various warning devices as the sounding component. Audio transducers and buzzers produce a continuous or intermittent tone by converting electrical energy into acoustic energy...
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  • Micromachined 300 GHz high Q resonant slot frequency selective surface filter
    … Z., and Grossman, E.N.: ‘Spectral transmittance of lossy printed resonant- grid terahertz bandpass filters’, IEEE Trans … … 10 Oldfield, M., et al.: ‘MARSCHALS: Development of an airborne millimetre-wave limb sounder ’. Symp. on Remote sensing (SPIE 2001), pp. 221–228 11 Mace, R.G.: ‘Annealing of fused quartz’, GE Quartz Inc. http://, Feb 2000, pp. 1–5 12 ‘Xp release layer - OmniCoatt’ … … electrodeposited metals and alloys’ ( American Electroplaters and Surface Finishers …
  • Central and peripheral nervous system effects of hand-arm vibrating tool operation
    … 23 to 56 (mean 43) years, had worked for 1 to 29 (mean 12 ) years; in 1986 … … kHz) were presented to the right ear through electro- magnetically shielded earphones at a rate of 20 per second The in- tensity of click stimuli was 110 dB sound pressure level (SPL) for … … after amplification and filtration ( bandpass , 200 to 2000 Hz … … RION AA-96 audiometer The audiometer con- formed to the standard of the American National Standards Insti …
  • Encyclopedia of Acoustics Volume 1 Complete Document
    American National Standards Institute, "Method for the Calculation of the Absorption of Sound by the Atmo- 12 . … C. Sutherland, and A. J. Zuckerwar, "A New Approach to the Effect of Bandpass Filters on Sound .
  • Aeroacoustics Conferences > On the sources of jet noise: a numerical study using band-pass Filtering (AIAA 2013-2233)
    A comparison between the bandpass filtered pressure and vorticity fields is shown in Fig. 11. Figure 12 shows the passband overall sound pressure levels measured on an arc with radius 52Dj from the jet exit. American Institute of Aeronautics and Astronautics .
  • PLOS Computational Biology: The Modulation Transfer Function for Speech Intelligibility
    For American English, the speech MTF showed the criticality of low modulation frequencies in both time and … Comprehension was significantly impaired when temporal modulations < 12 Hz or spectral modulations <4 cycles/kHz were removed. More specifically, the MTF was bandpass in temporal modulations and low-pass in spectral modulations: temporal modulations … The sound signal of speech is rich in temporal and frequency patterns.
  • Onboard ultraviolet spectrometers BUFS-3 and BUFS-4 for the satellite Meteor
    On this satellite the American instrument TOMS for mapping TO was installed, that gave a unique possibility … The instrument has 12 spectral channels switched in series in the spectrum range of 255-340 mu … 2) To improve the optical scheme making it more reliable, technologically sound , with a greater temperature and … 3) To select optimum for each of the spectral channel bandpass , instead of one and the same …
  • Involvement of sympathetic function in the sleep‐related change of gastric myoelectrical activity in rats
    … signals were recorded simultaneously for 6 h (10:30–16:30 hours) in a sound -atten- uated room. … on GMA, recordings were carried out after a fasting period of at least 12 h in wire … The EEG was filtered with a bandpass of 0.32–40 Hz, the EMG with 32–320 Hz, the … … proce- dures (Task Force of the European Society of Cardiology and the North American Society of Pacing …
  • Handbook of Data Compression
    analog-to-digital converter, see ADC Anderson, Karen, 640 anomalies (in an image), 742 ANSI ( American National Standards Institute), 247 anti-Fibonacci numbers, 134, 146 antidictionary … … 276–279, 453, 829, 1147 and move-to-front, 46 and sound , 966 and video compression … … 1202 Baker, Brenda, 1176 Baker, Russell (1925–), 62 balanced binary tree, 230, 276 bandpass function, 736 Bao … … 769 biprefix codes, see affix codes bisection, 680–682, 1322 bit budget (definition of), 12 bitmap, 36 bitplane …
  • Detection of human speech in structured noise
    Existing speech detection algorithms designed for a communications environmentutilize various combinations of energy estimation,zero crossings,correlation functions, LPC coefficient and power change ratios, or bandpass filterbanksignal to noise ratio thresholds [2][ 12 ][ 131. … speakers which are divided approximatelyevenly between male and female, and between the eight major dialects of American Noise sources (rain, traffic sounds , rifle fire, bird songs, surf, etc.) are from a two volume compact …
  • Amplitude of the first heart sound at rest and during exercise in normal subjects and in patients with coronary heart disease.
    A symmetrical bandpass filter with 100-Hz center frequency and a 12 db per octave slope was used.