.. homemade speaker using a plastic cup, business card, wire, magnet and some Lego blocks. I built this speaker from scratch; I was surprised of the quality of the sound. I ...
.. the battery's charge capability, you can send the data to a host processor or another destination through a single-wire interface, SPI, I2C, CAN (controller-area-network), or another industry-standard method. To maximize battery ...
.. size to bring new look to an old device. For this job you'll need piece of transparent plastic, LEDs, resistors and some wire plus good set of different tools and couple of straight hands ;-) LCD consists of PCB, metal frame and liquid ...
.. via the USB port. If you are doing so, +5V and GND to the backlight can be taken from the AVR ISP connector. Just connect a wire from the ISP connector to JP1 (the backlight supply connector). If you are using an external supply for your ...
.. sensor DS18B20 in a socket for testing purposes, it is also possible to connect the sensor at a distance by adding wire (I haven't tested 1 wire sensors at a distance yet). Schematic - PCB pcb elements/components Contrast ...
.. a lip around them, as this will hide an oversize or roughly-cut hole in either the plastic box or the transparency. Now you wire up your components / circuitry etc. Can't tell you how to do this, as it will depend on what you're building! ...
.. vital for the best results. It's very easy to make a housing, just use 2 encaps and a piece of pipe with a slot for the USB wire. It can all be glued or taped together. On the pictures, you can see the various stages of assembly. One endcap ...
.. Place hot-glue over the electronic side of the camera so it won't get damaged. Сonnect a 50 to 330 Ohm resistor to the red wire and the other side to the long LED line. Then connect the black wire to the short LED lead. Solder the LED lines ...
.. 4 or 8 MHz Oscillator SPST Switch 1µF Capacitor 30 pin SIPs 5 x 74LS373 Latches Prototype Board Solder 36 x LEDs Wire 30 AWG (aka Wirewrap) Wirewrap Tool Soldering Iron Parts List Details You may or may not be familiar with the ...
.. tested it, and found we needed more voltage, so we ended up using 2 coils. Each coil is 400 turns of #30AWG enameled magnet wire. We used a simple hand-held coil winder, and made up a new center insert to get the coils the right size. The ...