DCF77 is a German longwave time signal radio station based at 77.5 kHzKiloHertz (kHz) 10^3 Hz. DCF uses an AMAmplitude Modulation modulated carrier and phase modulation sidebands to transmit it's time signal. DCF77 is located near the town of Mainflingen.
- Hobby Level Software
- Professional Level Software
- DCF77 Wikipedia
- Physikalisch-Technische Bundesanstalt (PTB) Site for DCF77
- PTB Special Topic:50 years of time dissemination with DCF77
- George Smart's DCF77 Reception
- RadioScanner.RU DCF77