From Mike Finney at Orford on Facebook: Copied & pasted:

Hi all, the 648 kHZ transmitter is still on Low Power as there is a problem with an amplifier in the stack. I will be picking up Alan Beech this Thursday to get him and his copious tool kit to the Cobra Mist building on Orford Ness. I am sure Alan will restore it to good health by the end of the day. Will not take him back to the mainland until he does…