This is a deep dive episode requested by Patreon supporter Aaron Lyttle

https://en.wikipedia.org/wiki/Numbers_station A numbers station is a shortwave radio station characterized by broadcasts of formatted numbers, which are believed to be addressed to intelligence officers operating in foreign countries.
https://en.wikipedia.org/wiki/Interval_signal An interval signal, or tuning signal, is a characteristic sound or musical phrase used in international broadcasting and by some domestic broadcasters, played before commencement or during breaks in transmission.
https://en.wikipedia.org/wiki/One-time_pad In cryptography, the one-time pad (OTP) is an encryption technique that cannot be cracked, but requires the use of a one-time pre-shared key the same size as the message being sent.
https://www.youtube.com/watch?v=MiunRkXHP3g Wilco - Poor Places
https://www.youtube.com/watch?v=zT-T_m0s6jE Mysterious Number Station Recording
https://www.youtube.com/watch?v=3OMzowvBx5k New Unknown Number Station ("Iron Man")
https://www.youtube.com/watch?v=QnXPqUU6fI0 1_06: The Lincolnshire Poacher
https://www.youtube.com/watch?v=GUQUD3IMbb4 1_01: The Swedish Rhapsody
https://www.youtube.com/watch?v=_GjT4V_apdI Achtung! Swedish Rhapsody Number Station with creepy doll
https://www.youtube.com/watch?v=RwcokX7Fc8E 1_11: 5 Note Version Czech Lady
https://www.youtube.com/watch?v=0Xfc4LjKi1w 1_16: Attencion 3 Finals
https://en.wikipedia.org/wiki/Cuban_Five The Cuban Five, are five Cuban intelligence officers who were arrested in September 1998 and later convicted in Miami of conspiracy to commit espionage, conspiracy to commit murder, acting as an agent of a foreign government, and other illegal activities in the United States.
https://en.wikipedia.org/wiki/The_Numbers_Station Movie

How to make a number station https://linuxcoffee.com/numbers/

Homework
Decipher the code
http://shoutengine.com/RandomSampling/daisy-numbers-station-recording-33076
https://docs.google.com/document/d/1aZZpY2pQvcJcZCD5jwXgyQWSGmSJ9qh8xxHmrVhrZBk/edit?usp=sharing

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Music by Engelwood 
More of his music at https://soundcloud.com/engelwoodmusic