Cullercoats Radio :

 

here's the recording of the 'farewell' transmission by GCC on 500 kHz (Lars Lundström, 1997)

from 1974, a rather simple PPC (rb)
this letter dates from 1984 (Rudy van Dalen)
in 1994, they used this nice card for verification (Ary Boender)
this letter from 1998 was sent to Lars Lundström
Falmouth Coastguard now controls NitonRadio, CullercoatsRadio, and PortpatrickRadio (Mauro Giroletti, 2007)

 

TX-Site Old Hartley (since 1999 remote controlled by Falmouth Coastguard)

 

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Callsigns:
G
GCC
U

 

Frequencies Voice:
1642
1731
1838
1841
2182
2719
2828
3750

 

Frequencies Morse Telegraphy:
441
484
500
510.5
512
515.5

 

Frequencies Radioteletype:
490
518
1615
2675
3607.8

 

Systems used:
SITOR