Wednesday, February 23, 2011

tiny osciloscope & waveform generator




A tiny and fascinating piece of test equipment from Gabotronics – their XMEGA XprotolabSure, that sounds like a lot – and it is. Yet the functionality of the Xprotolab is inversely proportional to its physical size. Try to imagine having an oscilloscope, arbitrary waveform generator, logic analyser and a spectrum analyser – including a display – in a package no larger than 25.4 x 40.6 mm (1″ x 1.6″) in size.

 Well imagine no more as here it is:
As described above, this tiny marvel of engineering has the following functions:
  • Two analogue oscilloscope channels with a maximum sampling rate of 2 million samples per second;
  • Analogue bandwidth of 320 kHz at 8-bits resolution;
  • Buffer size of 256 samples;
  • Fast fourier-transform;
  • Analog and external digital triggering;
  • Maximum input voltage of +/- 10V;
  • Automatic average and peak-to-peak measurements;
  • Logic analyser with eight channel maximum simultaneous monitoring;
  • Firmware is user upgradable;
  • Can also be used as a development board for the XMEGA microcontroller (extra items required);
  • When powered from a USB cable, the board can supply +/-5V and +3.3V into a solderless breadboard.


The OLED screen is very clear and precise, which considering the size of 0.96″ – very easy to read. One can also set the display mode to invert which changes the display to black on white.









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