Mainflingen is a small settlement of about 3800 inhabitants, a constituent community of the municipality Mainhausen

Mainhausen

Mainhausen is a community of over 9,000 in the Offenbach district in the Regierungsbezirk of Darmstadt in Hesse, Germany.-Location:Mainhausen is one of 13 towns and communities in the Offenbach district, lying in the southernmost part of Hesse right on the boundary with Bavaria...

 (near Frankfurt am Main) in Hesse

Hesse

Hesse or Hessia is both a cultural region of Germany and the name of an individual German state.* The cultural region of Hesse includes both the State of Hesse and the area known as Rhenish Hesse in the neighbouring Rhineland-Palatinate state...

, Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

.

It is rather well-known for being the site of the DCF77 radio station

Mainflingen longwave transmitter

Mainflingen longwave transmitter is a large facility for commercial longwave transmissions at Mainflingen, Hesse, Germany, which was built in 1956. It uses several T- and triangle antennas, which are mounted on guyed masts of lattice steel, insulated against ground...

 which broadcasts the official standard time

Time

Time is a part of the measuring system used to sequence events, to compare the durations of events and the intervals between them, and to quantify rates of change such as the motions of objects....

 as given by the atomic clock

Atomic clock

An atomic clock is a clock that uses an electronic transition frequency in the microwave, optical, or ultraviolet region of the electromagnetic spectrum of atoms as a frequency standard for its timekeeping element...

s of the PTB Braunschweig. The facility used for transmitting the signal of DCF77 is also used for transmitting of some other utility signals in the longwave range.

A second facility, called "Mainflingen C

Mediumwave transmitter Mainflingen

The Mediumwave transmitter Mainflingen is a mediumwave transmission facility south of the A3 motorway near Mainflingen, Hesse, Germany. Mainflingen was the first mediumwave transmitter for the radio station Deutschlandfunk. It went into service in 1962 with a transmission power of 50 kW, on a...

" is used for transmitting the programme of the "Evangeliumsrundfunk" (until January 1, 1995 the programme of "Deutschlandfunk") on the medium wave frequency 1539 kHz.