801: What company produced the AT1, AC1 & Vf1?

802: What is/was a Squalo ?  

803: Where is Hiram Percy Maxim, W1AW and the co-founder of the ARRL, buried?

804: What is the abbreviation for the official Amateur Radio Scociety in Papua New Guinea?

805: What is a Nuvistor?

806: The first mode transmitted was a type of digital communications.

807: The inventor of SSB was a ham.

808: What club's call was used in the movie "Frequency?"

809: What was the callsign in the movie "Frequency?"

810: When does a Technician with CSCEs for Elements 1+3 not need an identifier when using his/her new privillages?

811: What is the name of an oscillator circuit that has a crystal connected between the cathodes of a twin triode?

812: What the name of Indonesian Amateur Radio?   

813: Who was the first amateur to receive CQ Magazine United States of America Counties Award (USA-CA) for working all of the US counties?  

814: A 6J6 is a:  

815: A no-code technician can have a 1x3 call.

816: What was legendary country music guitar player Chet Atkins' vanity call sign that he recieved in 1998?     

817: The vanity callsign of the late legendary guitar player Chet Atkins was W4CGP. What did the suffix "CGP" stand for?

818: The late legendary guitar player Chet Atkins' callsign prior to his vanity call of W4CGP was WA4CZD.

819: What station was KG1FN?    

820: At what speed must a UK Ham be proficient in morse to obtain a class A/B licence?

821: PIN diodes are commonly used as:

822: The alphanumeric prefix before an emission designator (e.g. 16KF3EJN)describes what?

823: How far below the D layer does the C layer usually form?

824: A ratio detector is used to demodulate _________ signals.

825: When is the Wouff-Hong ceremony conducted?