Time Signal Transmitter Dcf77 - ADE CK 1720 Instrucciones De Operación

‚ The reception is generally better at night. If
the alarm did not receive a signal during the
day, it may well be that the signal is received
at night, immediately and at full strength.
‚ The weather, e.g. a heavy storm, can cause
interference with the reception.
‚ Temporary shutoffs of the transmitter
can sometimes happen, e.g. because of
maintenance work.

Time signal transmitter DCF77

This radio-controlled alarm clock receives its
radio signals from the time signal transmitter
DCF77. This broadcasts the precise and official
time of the Federal Republic of Germany
on the long-wave frequency of 77.5 kHz.
The transmitter is located in Mainflingen
near Frankfurt am Main and, with its range
of up to 2000 km, supplies the majority of
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