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Low-cost programmer for dsPICs & PICs
19 May 2008
This low-cost unit can program all dsPIC30F series microcontrollers in the DIP package, along with most PIC microcontrollers. It's easy to build and uses standard parts.
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High-accuracy Digital LC Meter
19 May 2008
Here's a handy piece of test gear you can build for yourself - a Digital LC Meter for measuring inductance and capacitance over a wide range. It's based on an ingenious measurement technique, delivers surprising accuracy and is easy to build.
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Replacement CDI Module For Small Petrol Motors
19 May 2008
If the CDI module in your motorbike, outboard, ride-on mower or other small petrol motor fails, you could be in for a shock. Depending on the brand or model, they can cost up to $400. You can build this one for less than $50 and it will do the same job for most engines.
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12V-24V High-Current Motor Speed Controller
01 April 2008
Last month, we described the circuit and software features of our new High-Current DC Motor Speed Controller. This month, we show you how to build and test it.
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How To Get Into Digital TV, Pt.2
01 April 2008
Last month, we introduced the topic of Digital TV and strongly advocated the purchase of a High-Definition Set-Top Box or Personal Video Recorder. In this second part, we discuss the antenna installation and what you need to do to ensure the most reliable and interference-free reception.
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Charge controller for 12V lead-acid or SLA batteries
01 April 2008
Upgrade your standard 12V lead-acid battery charger or solar cell booster to a complete 2 or 3-step charger using this Charge Controller. It includes temperature compensation and LED indication. All parameters are adjustable for charging lead-acid or Sealed Lead Acid (SLA) batteries.
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Two-Way Stereo Headphone Adaptor
01 April 2008
Do you have a stereo amplifier without a headphone socket but want to listen to your music via headphones? If so, this versatile Stereo Headphone Adaptor will do the job. It connects between your amplifier and loudspeakers, has several operating modes and features two output sockets with individual volume controls.
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A Safe Flash Trigger For Your Digital SLR Camera
01 April 2008
Many of today's digital SLR cameras risk serious damage if used with an external electronic flash, whether that is a portable type or a large studio "strobe". We found this was the case here at SILICON CHIP so we have produced a flash trigger to ensure the camera's safety. You can do likewise - but beware of the JISP!
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