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Vintage Radio
30 November 2006
The "portable" radio equipment used by the military at the start of World War 2 was bulky, heavy and inefficient by today's standards. Here we take a look at Radio Corporation's WS108 transceiver, as used by the Australian army.
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Build Your Own Compact Bass Reflex Loudspeakers
30 November 2006
Would you like to build some high quality speakers and don't mind doing some enclosure assembly finishing?
These M6 compact bass reflex systems from theloudspeakerkit.com could be just what you are looking for. Use them on stands or on a bookshelf.
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LED Tachometer With Dual Displays, Pt.2
29 November 2006
Setting up the LED Tacho mainly involves stepping through and reprogramming the default software settings in the PIC to suit your vehicle. Here's how it's done.
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Review: Bitscope BS310 Mixed Signal Oscilloscope
26 November 2006
This versatile data acquisition system packs a digital oscilloscope, spectrum analyser, logic analyser, data recorder and waveform generator into one affordable package - and it's Australian-designed and supported!
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Review: Sony Alpha A100 Digital SLR Camera
22 November 2006
As production of film cameras continues to shrink, it comes as no surprise to see the electronic 'majors', such as Sony and Panasonic, grasp an opportunity to feed the swelling demand for digital single lens reflexes, known to the in-crowd as DSLRs. Barrie Smith reports his experience with the Sony Alpha A100 camera.
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Circuit Notebook
20 November 2006
Interesting circuit ideas which we have checked but not built and tested. Contributions from readers are welcome and will be paid for at standard rates.
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PICAXE Net Server, Pt.3
19 November 2006
Over the last couple of months, we described how to built a demo board for the PICAXE Net Server (PNS) and then configured a home network to make it accessible over the Internet. This month, we look at building the first of two Internet-enabled demonstration projects.
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DC Relay Switch For High-Current Loads
18 November 2006
Want to switch power to a high-current load using a circuit capable of supplying just a few milliamps? No problem - build and use the SILICON CHIP DC Relay Switch.
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Programmable Christmas Star
16 November 2006
Star of wonder, star of night!
Star of royal beauty bright;
westward leading, still proceeding, guide us to thy Perfect Light.
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