851: What is the peak-to-peak voltage at a common household electrical outlet?  

852: What is the callsign of the widow of the late King Hussein of Jordan?

853: HFpack is:

854: Whats does DSP stand for?

855: The Kenwood TS-520 and the TS-520se are different. What is the significant difference between these classic rigs?  

856: What does current feed imply?

857: Why won't Canadian Amateur Radio operators follow ARRL Band Plans?

858: What is a "silent key"?

859: In the 1980's sitcom "ALF" (Alien Life Form) the father/husband was a ham radio operator. What was his name in the show?  

860: The OO (Official Observer) program is not considered part of the FCC Amateur Radio Auxiliary.

861: As of 2001, there are 4 main amateur radio prefixes designated to the USA.

862: In the USA, the total combination of letters/number in an amateur radio call sign would never be less than 4.

863: If an OO (Official Observer) notifies an amateur radio operator of an apparent malfunction in his/her equipment, the OO must offer ways to correct the malfunction, if the other operator requests it.

864: Before SSB (Single Side Band) became widely accepted as an efficient means of vocal transmitting, what famous cartoon character was used by some skeptical hams to describe the 'sound' of SSB transmissions?

865: The late Senator Barry Goldwater held call sign K7UGA at his home station and K3UIG in Washington, DC.

866: In the early 1970's, a magazine called RPT... was published. Who was the Editor/Publisher?

867: At one time, the FCC required HAAT calculations for repeater antennas. Who was the Chief of the Amateur and Citizen's Division of the FCC at this time?

868: HAAT stands for:

869: One foot is what decimal portion of a Meter?

870: A half wave dipole antenna for the 6 meter band will be approximately how long?

871: An Amateur Television signal should never operate at an instantaneous power level lower than:

872: The DeForest Audion was:

873: The annual Dayton Hamvention is held in what state?

874: In the 1970's, there was an Amateur Radio convention held in Las Vegas. What was it called?

875: A dynamotor is: