Gugliermo Marcone
Nick Thomson
Edwin H. Armstrong
Heinrich Rudolf Hertz
Thomas Thompson
Nicholas Tesxas
None of the above
Gugliermo Marcone
Nikola Tesla
Edwin H. Armstrong
James Clerk Maxwell
Thomas Thompson
Heinrich Rudolf Hertz
None of the above
Edwin H. Armstrong
James Clerk Maxwell
Heinrich Rudolf Hertz
Gugliermo Marcone
Gregore Horthman
Thomas Thompson
None of the above
Nick Thomson
Edwin H. Armstrong
Heinrich Rudolf Hertz
James Clerk Maxwell
Gregore Horthman
Thomas Edison
None of the above
Radio Spectrum Ultra-magnetic Communication Set
Spark Radio
Spark Ultra Spectrum Set
Space-wave Communication Set
Spark Gap transmitter
Crystal Set
None of the above
1873
1963
1933
1888
1873
1896
None of the above
1888
1896
1856
1863
1872
1869
None of the above
Theory of electro-radiation
Law of electro-dynamism
Theory of electromagnetism
Law of electromagnetism
Theory of electro-modulation
Law of electro-modulation
None of the above
Crystal spectrum DSI
Crystal DSI Set
Spark Gap transmitter
Crystal Magnetism DIF
Crystal Set
Crystal Gap DSI
All of the above
AM electrical DSI
FM Reciprocal DSI
AM receiver
FM receiver
AM transmitter
FM Transmitter
None of the above
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND
TRUE
FALSE
NEVERMIND