Circuits & Schematics: www - 3

21. EMF Probe. Part 2
    Circuits Measurement CAD & Software
    Simulation Model To model this circuit in LTspice or any other simulator you have to take into account the input capacitance of the probe cable, and the impedance of the inductor itself. The cable capacitance was measured by a capacitance meter and ...
    07-09-2010

22. IR remote extender
    Circuits Domestic
    .. stage. We will describe circuit operation below. Circuit is designed by Andy Collinson and can be found here: http://www.zen22142.zen.co.uk IR Signal The IR signal emitted from a remote control caries the information needed to control ...
    06-04-2010

23. MAX2606 VHF FM Transmitter
    Circuits Radio Maxim MAX2606
    .. SMD coils of the Stettner 5503 series are suitable for such oscillators. In Germany, they are available from Bürklin (www.buerklin.de), with values between 12 nH and 1200 nH. You can thus directly put together any desired value using two ...
    26-04-2010
24. PIC based WWVB clock
    Circuits Microcontrollers Usage
    .. mounted upside down to form the upper colon dots. The WWVB receiver is a C-MAX model CMMR-6 and is available from Digi-Key (www.digikey.com) as part # 561-1014-ND complete with loopstick antenna. Data output from the receiver is sampled by the ...
    03-05-2010
25. Lithium Ion Batteries for Robotics. Part 2
    Circuits Supply RC Modeling Robots Power
    .. charger for a similar battery but it would not converse with my battery. Here is a good site for Smart Battery info. http://www.sbs-forum.org LiIon Battery Characteristics A Li-Ion cell produces a nominal 3.6 or 3.7 volts per cell. Operating ...
    23-06-2010
26. Graphical Alarm Clock (Atmel ATmega32). Part 2
    Circuits Microcontrollers Usage
    .. The software was written in C, using the WinAVR distribution of the GNU GCC compiler. (version 3.4.1) Please see http://www.avrfreaks.net/ for tons of good information and examples on using WinAVR. A good place to start in the Graphical ...
    22-06-2010
27. Blue Clock (Atmel Atmega8535 microcontroller)
    Circuits Microcontrollers Usage Beginners
    .. was partially built up to show how things would fit together. The order for 5 of the front and rear panels was from http://www.customlasercutting.com /. This was my first order from them. It took them about a week to respond to initial ...
    15-06-2010
28. Wireless Keylogger - Do It Yourself! Part 1
    Circuits Wireless Microcontrollers Usage
    .. your computer. If everything's OK, mount the enclosure using glue or resin, and you're set to go. To be continued http://www.keelog.com/wireless_keylogger.html
    20-07-2010
29. Wireless Keylogger - Do It Yourself! Part 2
    Circuits Wireless Microcontrollers Usage
    .. the SAM-BA procedure for both the transmitter, and the receiver. When finished, both devices are ready to go. http://www.keelog.com/wireless_keylogger.html
    20-07-2010
30. Multimeter on ATmega8 for power supply unit
    Circuits Microcontrollers Usage Measurement
    .. pushing this button doesn't make any reaction. To enter setup push and hold S1 button, then power on multimeter. When www.elfly.pl appear on LCD, you are in setup mode. First parameter to adjust is ATMega8 voltage reference. Reference ...
    13-08-2010

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