Archives: Projects

0 - 20V LED Voltmeter kit displays the voltage of the source using 20 LED's.  This projects  is based on the famous LM3914 IC from National Semiconductor. Power Supply Input: 5 VDC Max @ 30 mA in DOT mode and 300 mA in BAR mode Specifications Output: 20 LED's Range...

I “rebuild” my Geiger counter, the SBM-20 tube was initially inside the box, so, i have put this one inside a 32mm diam plastic tube, for more convenience, wired through a XLR3 cable. The LCD display alternatively, the “count per minutes” and result on: milli Sievert/year...

  RS232 to RS485 Board (R) provides a seamless connection of the PC to an RS485 network. Simplex connection of this interface to the RS485 network Easy way of switching the modes between Receiver and Transmitter ( Slide Switch) 5 V regulated supply provision on...

  DTMF Development Board offers a very convenient way to generate DTMF tones and demodulate it.  It uses the famous MT8880/MT8888 DTMF transreceiver IC. Easy 10 pin Box Header connector for interfacing data/control pins Crystal derived frequency source for accurate...

  ATmega16/32 Development Board provides a very simple and cost effective platform for prototyping solution.  The compact design provides connection to all the pins of the microcontroller for the user. Prototyping solution available for 40-pin ATmega series AVR...

  GLCD Adapter Board offers an easy way to interface a standard GLCD to your project. 5 VDC supply sourced through the interfacing Box Header connector Two separate box header connector available for interfacing of data bus and control bus to the interfacing unit On...

  Tiny Board has been designed around LV8772 IC from On-Semi. This driver is capable of micro-step drive and supports 4W 1-2 phase excitation. It has Low on Resistance with motor current selectable in four steps. The board is equipped with unusual condition warning LED and...

  Simple LCD adapter board offers an easy way to interface a standard 16X2 LCD to your project. Specifications Very Tiny PTH PCB Onboard Preset to set the Contrast Easy interface with 10 PIN Box Header...