• Simple Fan Regulator Circuit to Control the Speed of AC Fan

     · A generic AC fan regulator circuit is essentially used to vary the speed of the fan.In this project, we will build our own fan regulator with minimum components and for better efficiency. Generally, the fan generates a humming noise when brought to use with different fan regulator circuits, our circuit uses DIAC and a TRIAC and produces minimum to no humming noise and works like a charm!

  • Criticality of metals and metalloids PNAS

     · In the past decade, sporadic shortages of metals and metalloids crucial to modern technology have inspired attempts to determine the relative “criticality” of various materials as a guide to materials scientists and product designers. The variety of methodologies that have been used for this purpose have (predictably) resulted in widely varying results, which are therefore of little use.

  • Infrared-Based Dynamic Optical Sensor Recognizes Broad

     · The next generation MAX25405 infrared-based dynamic optical sensor from Maxim Integrated detects wider proximity of movement and doubles the sensing range to 40cm besides offering 10x lower cost than time-of-flight (ToF) camera-based systems in automotive, industrial, and consumer applications. This new sensor with integrated optics and a 6 x 10 infrared sensor array comprises

  • BlasterBoarda complete 8-bit ISA sound card from LABS

     · The mixer has an active 15kHz 4-pole Low-Pass filter on its main bus for high frequency noise cancellation. The card output's idle noise level is around -94dB RMS even when all volume levels are set to max and connected to its respective sources.

  • TDK-Lambda FAQ EMC/EMI Filters

    The inductor(s) allow DC or low frequency currents to pass through, while blocking the harmful unwanted high frequency currents. The capacitors provide a low impedance path to divert the high frequency noise away from the input of the filter, either back into the power supply, or into the ground connection.

  • Ayon CD-35 IIAyon Audio

    The completely redesigned circuit board provides a more straightforward and direct approach to the signal paths. • Logical sequenced soft-start power up for extended tube life • Warm up function • 2 separate R-Core / Low noiseinsulated power transformer for digital & analog Output level @1 kHz / 0,775V -0dB Low 2.5V fixed or

  • EV market predictionsby Michael FritzellAsian

     · EV stocks went vertical during the pandemic and it looks like the speculative bubble is over. For that reason, I thought it might be worth reviewing the sector and making a few predictions. I will start by looking at the value proposition of buying an EV vs a conventional car, then looking at customer response to new EV models, industry-wide data, a discussion about the industry’s subsidy

  • Heritage SoundAudient

    Heritage Sound. The ASP8024 Heritage Edition largely features the same smooth, clean sound as the original Audient console design from 1997. However we’ve made several key improvements in crucial areas to take the console to the next level and really stand out

  • Lead and noise exposures at eight Chinese registered

     · The dosimeters collected data at 1-sec average noise levels using the following parameters A-weighting, slow meter response, peak level limit = 140 dB (dB) sound pressure level, integrating threshold = 80 A-weighted decibels (dBA), slow max limit = 115 dBA, dynamic range = 70 dB, exchange rate = 3 dB, and criterion level = 85 dBA.

  • Elekit TU-8600S & TU-8600SVK 300B Single Ended Tube

    This results in the noise level as low as less than 1/10 of that of earlier TU-8600R version. Stable NFB circuit for great audio quality To make the most of the 300B tubes, the characteristics of various parts and circuits, including the output transformer (OPT) have been improved.

  • Mic Pre TechnologyAudient

    years in the making. Designed by David Dearden (of DDA & Advision Studios) back in 1997 the Audient mic pre is an all discrete high grade op amp design that delivers low noise, low distortion, and high common mode rejection at all gain levels offering a faithful reproduction of the source with just enough colour to give the signal some

  • EV market predictionsby Michael FritzellAsian

     · EV stocks went vertical during the pandemic and it looks like the speculative bubble is over. For that reason, I thought it might be worth reviewing the sector and making a few predictions. I will start by looking at the value proposition of buying an EV vs a conventional car, then looking at customer response to new EV models, industry-wide data, a discussion about the industry’s subsidy

  • Line Input Jensen Transformers

    Line Input Transformer Selector GuideFor eliminating hum and buzz in line-level signals, Faraday-shielded input transformers are the preferred solution. These transformers offer extended low-frequency and Bessel-tailored high-frequency responses, resulting in ultra-low time-domain distortion (DLP), and use internal Faraday shields for unmatched immunity to hum, buzz, and RF interference (high

  • Board-to-Board Connectors TE Connectivity

     · Board-to-Board Connectors. In high-speed trains and industrial controls, and in data center storage and switching systems, our board-to-board connectors provide reliable high-speed data transmission with greater clarity, with flame-retardant, polarized housings that protect connections in harsh environments.

  • Sayaka PCB Router Machine Seika Machinery Inc

     · Benefits of PCB Depaneling. There is no better way to depanel a printed circuit board than with the Sayaka PCB Depaneling Router. This PCB depaneler is the answer for hassle-free PCB depaneling through the employment of a router bit that minimizes stress on components.

  • Mic Input Jensen Transformers

    Microphone Input Transformer Selector Guide Jensen mic input transformers are legendary for their sonic transparency. All use internal Faraday shielding to virtually eliminate hum, buzz, and RF interference and are enclosed in MuMETAL® magnetic shielding cans to reduce hum caused by nearby magnetic fields. A range of step-up turns ratios is offered to optimize noise

  • OverviewAudient

    With a noise floor 30,000 times quieter than the signal level your recordings will be captured with stunning clarity. The incredibly flexible, Dearden designed EQ offers two fully parametric bands that span from 40Hz to 20kHz, offering a powerful and punchy sound. These are flanked by low and high shelving EQ bands that are perfect for adding

  • LH 26 M Industry Litronic

    LH 26 M Industry Litronic. The LH 26 Electric combines time-tested technology with a new electric drive conceptlow maintenance, low noise and unaffected by statutory emissions standards. The heart of the machine is the 90 kW electric motor. The equipment of the machine is available in a variety of versions and is thus always optimally

  • Back-thinned type CCD area image sensor S

     · The S is a back-thinned CCD image sensor designed for spectrometers. Low noise type is available with improved etaloning characteristics. The S offers nearly flat spectral response characteristics with high quantμm efficiency from the UV to near infrared region.Features-Improved etaloning characteristics-High sensitivity over a wide spectral range and

  • Recycling City of Prairie Village

    1 day ago · Computer Recycling. Residents and businesses can call ForeRunner Recycling at (816) or (877) . Forerunner recycling will collect computers within 72 hours. Collected computers will be broken down to the circuit board level and as many materials as possible are refurbished. Secure data on recycled computers will be destroyed.

  • Simple White Noise Generator Circuit

     · A simple example of white noise is when the Radio does not capture any radio station, we can hear the white noise. In this project, we will build a Simple White Noise Generator Circuit using a single transistor, two resistors, and one Zener diode and Electrolytic Capacitor.

  • Integrated Technological Solutions for Zero Waste

     · Recycling of PCBs is a very challenging task that has not been solved yet recycling rates for traditional metals are around 30–35% and many critical key metals, as well as the non metal fraction, are not recycled. This work proposes a set of solutions to be adopted towards the automated zero-waste treatment of PCBs.

  • Criticality of metals and metalloids PNAS

     · In the past decade, sporadic shortages of metals and metalloids crucial to modern technology have inspired attempts to determine the relative “criticality” of various materials as a guide to materials scientists and product designers. The variety of methodologies that have been used for this purpose have (predictably) resulted in widely varying results, which are therefore of little use.

  • Mic Input Jensen Transformers

    Microphone Input Transformer Selector Guide Jensen mic input transformers are legendary for their sonic transparency. All use internal Faraday shielding to virtually eliminate hum, buzz, and RF interference and are enclosed in MuMETAL® magnetic shielding cans to reduce hum caused by nearby magnetic fields. A range of step-up turns ratios is offered to optimize noise

  • IN 1000-S LEM

    2 days ago · Ultra AccuracyLow noise over wide operating temperature range. Fluxgate technology reinvented (LEM patent). DC, AC pulse currents' measurements of 500, 1000 and 2000 A nominal with galvanic isolation. Excellent linearity over temperature range. Very low offset over temperature range. Low noise level. One compact package. Electrostatic shield between primary and secondary circuit.

  • Electric Propulsion SystemsWärtsilä

    Wärtsilä has delivered the low noise diesel-electric propulsion systems for many research and survey vessels. These propulsion systems are based on the principle of speed controlled DC or AC motors driving the propeller directly or via gears. The most reliable and low noise design is the direct drive.

  • MPPC module CEA Hamamatsu Photonics

     · The CEA is an optical measurement module that can detect low-level light. It has a built-in MPPC with a flexible cable. This module consists of an MPPC, an amplifier, a high-voltage power supply circuit, and a temperature compensation circuit. The photosensitive area is 1.3 × 1.3 mm. The signal output is analog. The modules operate just by connecting them to an external power

  • MPPC module CSA Hamamatsu

     · The C13365 series are optical measurement modules capable of detecting low level light. These modules consist of an MPPC, a signal amplifier circuit, a high-voltage power supply circuit, and a temperature compensation circuit. The photosensitive area is 3 × 3 mm, and the signal output is analog. Modules operate just by connecting them to an external power supply (±5 V).

  • The Mitchell Republic

     · The Mitchell Republic your best local source for news, sports, and weather in the Mitchell area

  • GRAS 46BP-1 1/4" LEMO Pressure Standard Microphone Set

    1 day ago · The GRAS 46BP-1 is a high-performance standard microphone set. In our clean-room environment the set is assembled and sealed with a label. However, the microphone set can be dismounted, if you wish to use the components separately. The microphone cartridge is the high-quality IEC 61094 WS3F standardized GRAS 40BP 1/4" Externally Polarized

  • Criticality Assessment of the Life Cycle of Passenger

     · The high political unrest in Congo (Kinshasa) leads to the low feasibility of exploration projects [67, 68]. Lithium accounts for the 71.3% of the primary material use in the BEV. The small proportion of recycled lithium content is caused by the low recycling rate of waste lithium [50, 71]. The occurrence as a co-product of the BEV is mainly

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