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2. Optical time-domain reflectometer - Wikipedia

   en.wikipedia.org/wiki/Optical_time-domain...

   An OTDR. An optical time-domain reflectometer (OTDR) is an optoelectronic instrument used to characterize an optical fiber.It is the optical equivalent of an electronic time domain reflectometer which measures the impedance of the cable or transmission line under test.

3. Solid Converter PDF - Wikipedia

   en.wikipedia.org/wiki/Solid_Converter_PDF

   Solid Converter PDF is document reconstruction software from Solid Documents which converts PDF files to editable formats. Originally released for the Microsoft Windows operating system, a Mac OS X version was released in 2010. The current versions are Solid Converter PDF 9.0 for Windows and Solid PDF to Word for Mac 2.1.

4. Optoelectronics - Wikipedia

   en.wikipedia.org/wiki/Optoelectronics

   Electronic light sensors. Optoelectronics (or optronics) is the study and application of electronic devices and systems that find, detect and control light, usually considered a sub-field of photonics.

5. Train event recorder - Wikipedia

   en.wikipedia.org/wiki/Train_event_recorder

   Juridical Recording (orange) Blackbox as part of an ETCS equipment Indusi I60 ER24 control device with the DSK recorder inside. A train event recorder – also called On-Train Monitoring Recorder (OTMR), On-Train Data Recorder (OTDR), Event Recorder System (ERS), Event Recorder Unit (ERU), or Juridical Recording Unit (JRU) – is a device that records data about the operation of train controls ...

6. System of record - Wikipedia

   en.wikipedia.org/wiki/System_of_record

   A system of record (SOR) or source system of record (SSoR) is a data management term for an information storage system (commonly implemented on a computer system running a database management system) that is the authoritative data source for a given data element or piece of information, like for example a row (or record) in a table.

7. Transimpedance amplifier - Wikipedia

   en.wikipedia.org/wiki/Transimpedance_amplifier

   In electronics, a transimpedance amplifier (TIA) is a current to voltage converter, almost exclusively implemented with one or more operational amplifiers. The TIA can be used to amplify [1] the current output of Geiger–Müller tubes, photo multiplier tubes, accelerometers, photo detectors and other types of sensors to a usable voltage ...