>>Alan, you wrote: "That is essentially how Marklin
>>do their new mfx loco decoders. In their case they
>>use a Radio Data System chip at the controller end
>>as the receiver. AFAIK there are patents involved in
>>this, so I suggest you don't try and make it commercially ;)"
>
Enrico wrote:
>There is AFAIK no RDS chip at the controller.

There is certainly one in the mobile station. It is a Princeton technology
Corporation PT2579 RDS Demodulator chip. It is run with a lower crystal
frequency than normal RDS uses though.

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