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Siemens-Baukasten
and
Siemens-Electro-Bouwdoos

Siemens-Baukasten was a system for electrical experiments. It was made in Germany by Siemens in around 1933.

It was also sold in the Netherlands under the name Siemens-Electro-Bouwdoos. Not sure if it was made in the Netherlands or imported from Germany.

Manufacturer / Distributor

Siemens, Germany

Info from the Metal Constructional Systems Database for SIEMENS (Ref:SMN)

Maker
 
System Type
Electrical/science
Country
Germany
Dates
1933
Material
Steel / Wood
Thread
 
Boss Type
 
Boss Thread
 
Diametrical Pitch of Gears
 
No. of Parts in System
78 (approximately)
Hole Pitch (Spacing) (mm)
50.0 (see comment *1)
Diameter of holes in Strips(mm)
 
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
 
Types of Nuts and Bolts
Nuts:
Bolts:
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
 

Comments
Electrical parts to make Bell, Motor, etc, mounted on wooden Base Board. *1 Not sure what part(s) this applies to.

Pages from the 'Other Systems Newsletter' which contain information on this system are shown below. They can also be downloaded to your computer if desired here

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Below there are manuals/leaflets and photos which can be downloaded by clicking on the appropriate image.


Photos of a Siemens-Baukasten set 1a
(Added 26/05/2022)

Photos of Siemens-Electro-Bouwdoos sets 1, 1a and 1b
(Added 28/04/2025)

Page content last updated - 28 April 2024