The atomic clocks and the transmission of time signals are PTB's most well-known devices and duties. Here you can find some cost-free information about these topics.
Brochures about time
About time
You can order this flyer free of charge from our Press and Information Office (address: see right) or download it here directly as pdf file.
About Time (740 kB) Flyer "About Time"
50 years of Time Dissemination with DCF77
This special edition of PTB-Mitteilungen, 3.2009 (47 pages) is not available any more - but you can download it as pdf file here.
- 50 years of time dissemination with DCF77 (1.7 MB) PTB-Mitteilungen 2009, Heft 3