A small collection of browser-based utilities
Inclinometer tool with visual radar orientation. Pitch with triangle sign selector, tilt, and track slope measurement.
Calculate and verify the UIC check digit for 7-digit rolling stock numbers (Výpočet kontrolní UIC číslice). Used in CZ, DE and others.
Full 12-digit European Vehicle Number calculator with type code and country code awareness. Supports tractive stock (UIC 438-3), coaches (438-1) and freight wagons (438-2).
Retrieve and render waveform images from older Fluke ScopeMeters via PostScript output over optical serial cables.
Live readout of the device orientation & motion APIs — tilt, compass heading, rotation rate and acceleration with a 3D visualizer. Best on a phone.
Bidirectional calculator for RTD (IEC 60751), NTC (β / Steinhart–Hart with datasheet fitter), KTY silicon PTC, thermocouples K–B (ITS-90) and diode junctions. Temperature ↔ Ω / mV.