Explore the latest version of the most widely used microwave design tool in the world.
Find the latest features in the Pathloss 6 continuing evolution.
Get the LatestIntroduction For generations of mechanical engineering students and practicing designers in German-speaking countries, Roloff/Matek Maschinenelemente is not just a textbook—it is the Bible of machine design. First published in 1976, this massive reference work (often exceeding 1,000 pages) covers the calculation, selection, and design of every major machine element: from bolts and welds to gears, shafts, bearings, and springs.
| Need This from Roloff/Matek | Instead, Use This (Legal) | |-----------------------------|----------------------------| | Stress concentration factors (tables) | "Peterson’s Stress Concentration Factors" (Wiley) – PDF via library | | Shaft design (DIN 743) | ISO 743 (purchase from ISO.org) or "Machine Shafts" book by H. Wittel | | Bearing life (ISO 281) | SKF or FAG bearing catalogs (free PDFs), which include all formulas | | Spring design (DIN 2088) | "Mechanical Springs" by Wahl (McGraw-Hill) – older but legally reissued | | Weld joint calculations | "Design of Weldments" by Omer Blodgett (Lincoln Arc Institute) – from Lincoln Electric | roloff matek maschinenelemente pdf english
However, for the international engineering community—especially English speakers working with German machinery standards (DIN, ISO) or studying at universities with German-taught modules—there is one persistent, burning question: Wittel | | Bearing life (ISO 281) |
Pathloss 5.1, April 29, 2024 update is now available Pathloss 5.1 - Revision history. Please refer to your original license email for the link to update.
These step by step tutorials are intended to help a first time user get the program up and running.
Pathloss 5 - Where to Begin
Pathloss 5 - Import Sites from a Text File
Pathloss 5 - Import Links from a Text File
Pathloss 5 - Understanding Pathloss 5 options and settings
Pathloss 5 Technical documents
These sections contains help concerning installation, maintennace and other operational issues.
Pathloss 5 - Installation and Maintenance (Opens as a PDF file)
Pathloss 5 - Changes in Interface from Pathloss 4
Pathloss 5 - Known Issues
Sources and instructions for using terrain data with Pathloss 5.1
For over 30 years we have been developing and refining the Pathloss program. Beginning with Version 1.4 in the late 1980s, Pathloss was quickly adopted by Equipment Manufactures, Telecommunications, Coordination and Engineering Service Providers worldwide.