Recent Entries

  • What is an Optical Delay Line-- ODL?

    An Optical Delay Line (ODL) is an electric-optic-electric tool. It carries out fixed dead time( s), in between a few split seconds as much as a number of hundred split seconds, for signals from 10MHz approximately 40GHz as well as more. Low-frequency ODL versions are varying from 10MHz to 6GHz....
  • What is an Optical Delay Line – ODL?

    An Optical Delay Line (ODL) is an electric-optic-electric instrument. It performs fixed time delay(s), between a few nanoseconds up to several hundred microseconds, for signals from 10MHz up to 40GHz and more. There are low-frequency ODL versions ranging from 10MHz to 6GHz. The high-f...
  • What is a Photodiode? Working, V-I Characteristics, Application

    It is a form of light sensor that converts light energy into electrical energy (voltage or current). The photodiode is a type of semiconducting device with a PN junction. Between the p (positive) and n (negative) layers, an intrinsic layer is present. The photodiode accepts light energy as input to ...
  • What is the Types of Photodetector?

    Photodetectors are devices used for the detection of light – in most cases of its optical power. More specifically, photodetectors are usually understood as photon detectors, which in some way utilize the photo-excitation of electric carriers; thermal detectors are then not included by the ter...
  • What is Accessible Education? Equality vs Equity in Inclusive L

    Equality vs equity: which one is more important in achieving accessible education? The answer is both. The two concepts sound similar but mean two different things and you can’t have inclusive learning if you’re lacking one of them. Educators and academic institutions already know this a...
  • How Can Display Technology Enhance Collaboration?

    One of the major benefits of collaborative displays is that they can be used for collaboration between different sets of users. For example, a group of colleagues in a meeting room, a teacher and students in a classroom, or a distributed group of students or professionals. All can use advanced displ...
  • The essentials for your digital teacher toolkit

    With hundreds of educational tools online, how are teachers supposed to pick and choose? What makes one better than another? And when do educators have time to learn how to use a new tool?   The fall semester is in full swing. You’ve memorized everyone’s names, allergies and accom...
  • Interactive Display is for teams near and far

    The 85-inch version carries forward all of the great, intuitive features of other interactive whiteboards and adds some new capabilities. Here are the highlights:   Touch for 20: Highly responsive, intuitive touch has always been fundamental to digital whiteboards, but the big working canvas ...
  • Inspire and innovate with diverse interactive displays

    Back to school has taken on a new meaning. Educators need collaborative and safe display solutions to give teachers, students, and parents peace of mind as we embark on an adjusted way of life together. Many schools are turning to hybrid learning solutions to accommodate the flexible return of in-pe...
  • What is an LED Display Screen?

    An LED display Screen is a video display screen made up of light-emitting diodes, or LEDs. LEDs are small electronic devices which produce a very efficient light source. They are widely used in everyday devices from traffic lights to remote controls. Many LED displays screen...
  • What Is an Interactive Flat-Panel Display (IFPD)?

    Interactive Flat Panels (IFPs) provide the latest interactive technology solutions for your classroom or meeting space. With ValueSTek Interactive Flat Panels, you can motivate your audience with various digital content – integrate pictures, videos, renders, and other multimedia into...
  • PTZ Cameras VS ePTZ Cameras

    ePTZ cameras provide a motorless PTZ experience, allowing the user to zoom in on an image or perspective, crop the image, and move around the frame. Because the images are digitally processed, different camera position presets can be easily recalled without the mechanical camera rotation of the...
  • How to Effectively Use an Online Whiteboard For Teaching

    The COVID-19 pandemic has changed the physical ways and methods of teaching and learning, accelerating the digitization of them. Video conferencing has replaced the face-to-face engagement in a physical classroom; screen sharing and presentation slides have become the new whiteboard.   As tea...
  • How does your interactive whiteboard work?

    Interactive whiteboard are a must-have for all businesses in this digital age. Gone are the days of snail mail, fax machines, and pagers. Now, the flow of information is constant. Taking advantage of electronic communication can save you time and money, so it’s important to take advantage of a...