CircuitGeek

Electronics for Everyone

Entries for the ‘DIY’ Category

Behold For This Wave Vessel

Do you have the desire to change any audio signal, and transform it into an amazing visual display? This also a simple device, you just plug it into the wall, then insert the ¼” jack, turn it on, and enjoy the pleasure moment.
If you do, then this will keep you busy for a while.
The material [...]

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Landing Radio Altimeter – The Essential Tool for Small Aircraft

For most of the small aircraft aviator, they might have the difficulty in the landing radio altimeter (the standard 4.3 GHz radio-altimeter). Therefore, the new design will improve the recently accuracy and altitude coordination.

As we know, most of the current made radio-altimeter only limited to a few feet, and this will increase the frequency of [...]

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Get Excited with This New YBox2 Kit

If you’re the kind of person, that love to experiment new thing, then this YBox2 Kit will be your next playground.
The YBox2 (this sound like the Y2K for me) is a DIY networked set-top box, which it’s allows you to connect it to TV with customized contents.
This YBox2 kit built using the new Parallax Propeller [...]

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Enhance the SRF Dash with Digital Tachometer

Are you get excited and your adrenaline speed up like the car meter, every time you watching the SRF Dash racing tournament?

The SRF modifying is not a tough task, as long as you know some of the simple modification techniques.
You can simply removing the 1.9L engine and 5-speed transmission and replacing it with a new [...]

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Turn Your Astronomy Observation into Fun Activity

Do you love the mystery of astronomy and would like to unveil the secret mask of it?
However, you’re felt irritating when you need to expose yourself under the old astronomy light, which cannot perfectly suit your demand?
Stop the complaint today with an adjustable PIC astronomy light.
Things that needed:

An old desk lamp

An old mouse

For a [...]

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DIY Auto Remote Electonic Gates

Did you always worry about your children safety, when they try to sniff off and play at the roadside?
Why don’t you make yourself a DIY Electronic Gate and sweep this irritating manner away?
Those components you need:

Main gate

12V window motor

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Outstanding Combination of Fan Regulator and Voltage Monitor

Ever thinking of combine the LM2941 Manual Fan Regulator and LM 3914 Voltage Monitor into a cool stuff?
All you need to prepare are:

LM2941 Manual Fan Regulator

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