Intercom and telephone

You can call the Duty Engineer over the intercom. Use the key-sequence F-7-9 and hold the SIMPLEX button while you speak in the microphone. Press the blue button after your message to enable people to call you back.

You can call from the JKT to the rest of the world. You can reach the other telescopes by dialing 640 (INT) or 559 (WHT), or you can reach the residencia by dialing 9. The telephone number of the JKT control room is +34 922 405585.