On 01-Feb-02 J.Feldhaar wrote:

> the transmitter is a little east of Frankfurt/Main in central Germany,
> frequency is 77.5 KHz, modulated in amplitude drops of 100 msec and 200
> msec for the info bits. Range is said to be 1500 km (abt 1000 miles)

That is DCF77...  The 60kHz signal comes from MSF at Rugby in the UK.

http://www.npl.co.uk/npl/ctm/msf.html

I have PIC code to decode the bit stream if anyone is interested.

Peter


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E-Mail: Peter Onion <ponion@srd.bt.co.uk>
Date: 01-Feb-02
Time: 13:44:13

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