Soemtron ETR224 Downloads

This page has downloadable drawings and information for the Soemtron ETR224 electronic calculator derived from our own unit S#32612.  Updates and corrections to the drawings are produced on an ad-hoc basis as they come to hand, we do not accept responsibility for their subsequent use.  The files will usually be in pdf format so a current copy of an Adobe Acrobat[1] reader will be needed to view them.  To download the files right click the relevant link and select "file save as ....".  All files on this website are ©2007- www.soemtron.org and its group websites[2] or the files respective owner.

If you have any further historical information, circuits, drawings, photographs, data or manuals about the Soemtron ETR220, 221, 222 and 224 or their manufacture, test equipment (Prüfgeräte) or you just know more about the Soemtron companies in general then please let us know, contact us.

Part number list - a list of all Soemtron part numbers currently available to us from various documents (35Kb)

3D CAD -
Multiple 3D CAD models of various Soemtron parts have been created using the latest version of IronCAD 3D and and can be edited with a free 30 day trial[3], or viewed with a copy of IronCAD Compose[4].  The files are supplied in IronCAD native (.ics) and Step (AP214) formats within a zipped file.

Soemtron ETR224 Circuit and Logic diagrams -

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