What was the bandwidth of Titanic/Marconi era spark gap transmitters? And what complimentary receiver technology was used? - Quora
Spark Coils
Ashish's Programming Journal: 19th century radio technology meets the Beaglebone
Lodge's experiment: Spark gap radio transmitter and receiver. | Lecture Demonstrations
Early sparkgap radio station
kjs crystal radio, spark-gap
A Marconi spark gap transmitter. Very similiar to the one used on the Titanic. | Spark gap, Vintage radio, Old radios
Spark-gap transmitter - Wikipedia
George Flanagan: Spark Gap, Radio Day 2007 - LIRTVHS.org
History of Radio
Spark Gap Radio Transmitter. Handcrafted Replica. Marconi | #516292595
File:Powerful spark gap transmitter.png - Wikipedia
.jpg "Carndonagh Amaterr Radio Club")
Carndonagh Amaterr Radio Club
File:Spark gap transmitter.jpg - Wikimedia Commons
VE7CNF - A Spark Gap Transmitter with a Pure Note
Spark-Gap Transmitter
Spark Gap Transmitter - Resource Detail - The DXZone.com
Early 1900s spark gap transmitter for Morse code messages - Picture of Asheville Radio Museum - Tripadvisor
Spark-gap transmitter - Wikipedia
Spark Gap Transmitter: History Timeline » Electronics Notes
Spark-gap transmitter - Wikipedia
Spark-gap transmitter - Wikipedia
SPARK GAP TRANSMITTERS
Spark Coils
Adventures in Spark Gaps | Rhett Allain's Stuff
Spark-gap transmitter - Wikipedia
An example of the spark gap transmitters I have built over the years--Not for Sale | Spark gap, Electronic circuit projects, Radio design
Spark gap transmitter
