Member Blog Posts: device

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  Building the Urban Sonar Device

  Posted Feb 09, 2012 By Circuit Projects

  As an individual moves through the urban development, his experiences are sensed and that information is recorded for later reviewing by…

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  Persistence of Vision (POV) Device

  Posted Feb 09, 2012 By Circuit Projects

  The project imitates the way a television works wherein an image or series of colors are blended together due to the occurrence of light…

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• Construction of the Polysensor Device

  Posted Feb 09, 2012 By Circuit Projects

  The project has been designed for water quality testing as it develops sensors for measuring ionic contaminants and some physical parameters.

  The…

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  Decoder Device 2 for Dual Tone Multi Frequency

  Posted Feb 09, 2012 By Circuit Projects

  Decoding the telephone-generated DTMF is the purpose of building the DTMF decoder 2 which can be connected directly to a serial port and…

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  Synthesizer Device for Sine Waves

  Posted Feb 09, 2012 By Circuit Projects

  The project intends to record and playback notes as well as some pre-recorded tunes by creating a synthesizer.

  A simple state machine is…

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  Open Source/Hardware I2C-Tiny-USB Device

  Posted Feb 08, 2012 By Circuit Projects

  The objective of the I2C-Tiny-USB project is to provide a cheap and generic I2C interface to be attached to the USB.

  The hardware of the…

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  Decoder Device for Caller ID

  Posted Feb 08, 2012 By Circuit Projects

  The project was created to provide a solution for storing unlimited caller ID phone numbers by showing its schematic and software required…

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  Construction of Seismic Reflector Device

  Posted Feb 08, 2012 By Circuit Projects

  The purpose of the project is to build a seismic reflector that would respond to earthquakes being reported in near real-time through USGS…

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  Clone Circuit of TV-B-Gone Device

  Posted Feb 08, 2012 By Circuit Projects

  The project is a slimmed-down version of the TV-B-Gone device for easier usage.

  The TV-B-Gone is considered as a universal remote control…

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  Building the usbmot Device

  Posted Feb 08, 2012 By Circuit Projects

  The goal of the device is to control two small electric motors using the L293D by connecting to a USB port of the computer.

  Up to two…

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  Using the Infinity Bug Device

  Posted Feb 07, 2012 By Circuit Projects

  Across the phone line of a distant phone, the Infinity Bug is connected in parallel mode as the construction uses diodes, transistors,…

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  USB Interfaced VGA Clock Device

  Posted Feb 07, 2012 By Circuit Projects

  The project utilizes a PIC chip to create a clock that will display the time in an old monitor and will behave like a USB device.
  A…

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  Recording Device of Phone Conversation

  Posted Feb 07, 2012 By Circuit Projects

  The phone conversation recorder is a piece of hardware that records audio from phone line into an MP3 format while being powered from the…

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  Cat Tracking Device Known an CATaLOG

  Posted Feb 07, 2012 By Circuit Projects

  The project utilizes an intelligent RFID cat tracker in order to create the CATaLOG device which has the ability to track the cat as it…

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  AIR GPS Device Based on Arduino

  Posted Feb 06, 2012 By Circuit Projects

  The project will be used as a portable air monitoring device for exploring the neighborhood and urban environments for fossil fuel burning…

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  Locater Device for Ham Radio Repeater

  Posted Feb 02, 2012 By Circuit Projects

  A ZiLOG microcomputer comprises the Ham Radio Repeater Locator which has flash memory used to store the frequencies and locations of…

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  Small-Sized Sound Annoyer

  Posted Jan 27, 2012 By Circuit Projects

  The device is a small sound annoyer that would emit a high pitch beep randomly every 2 to 15 minutes while being unable to be discovered…

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  Creating Prank Device Using the Haunted USB Cable

  Posted Jan 27, 2012 By Circuit Projects

  The purpose of developing the haunted USB cable is to send random keystrokes from time to time to a user while implementing a keyboard and…

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  Battery Charger Device for Multiple Applications

  Posted Jan 27, 2012 By Circuit Projects

  The project has a rating of 24Wh as the energy stored using 11 NiMh AA cells to be used for charging a laptop, satellite phone, camera…

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  Repeater Device for GPS Data

  Posted Jan 27, 2012 By Circuit Projects

  The repeater has the purpose of allowing the GPS to be outside and exposed to the satellite view while allowing the user to see the data…

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