Avionics News February 2021 - 50

series
B Y

T H O M A S

I N M A N

Musical wireless
telegraph
H

had been sent only four years earlier. The year before,
ere we are in February, and most of us
Guglielmo Marconi had been awarded a patent for his
are trying to stay warm and healthy.
wireless signaling system, and John Ambrose Fleming
One indoor activity enjoyed by many,
had been awarded a patent for a vacuum tube diode.
including me, is amateur radio. Last fall, I made
Now, we associate speed with bandwidth. In the
contact with a most unusual station. As a result, I
late 19th and early 20th centuries, frequency control
learned about one of the lesser-known pioneers of
was marginal. As a result, the
radio, Father Jozef Murgaš.
bandwidth requirement was large
The three-character call
in spite of the slow speed of
sign (K3M) was a clue there
TODAY,
THERE
ARE
information flow. The year Murgaš
was something special about
conducted his experiment, Morse
this station. A quick online
ALMOST COUNTLESS
code could only be transmitted
search led me to the Murgas
WAYS
TO
SEND
about 15 words per minute via
Amateur Radio Club of WilkesINFORMATION BY
radio.
Barre, Pennsylvania. The
Murgaš was born in today's
station I reached was created
RADIO, AND WE CAN
Slovakia. At the time, the area was
to commemorate the 115th
DO SO WITHOUT
within the Kingdom of Hungary
anniversary of a frequency shift
HUGE ANTENNAS.
in the Austrian Empire. Ordained
keyed transmission between
in 1888, Murgaš studied art and
Wilkes-Barre and Scranton
physics. In 1896, Murgaš became
over a distance of 19 miles. Of
the priest for a Slovak parish in
course, Murgaš didn't call the
Wilkes-Barre, Pennsylvania, which at the time was
transmission mode FSK, and it would be many years
a relatively new town. The church is still active. In
before engineers developed various forms of digital
Wilkes-Barre, he continued his studies in electricity
transmissions. Still, it could be said the priest was well
and in electromagnetic waves.
ahead of his time.
In 1903 and early 1904, Murgaš received two
In 1905, radio was just getting started. The first
patents. The first was a new radio wave detector. The
radio signals across the ocean occurred only six years
second was for a two-tone system for transmitting
before. The first transoceanic radiotelegraph signal
50

avionics news

*

february

2021



Avionics News February 2021

Table of Contents for the Digital Edition of Avionics News February 2021

No label
Avionics News February 2021 - Intro
Avionics News February 2021 - No label
Avionics News February 2021 - Cover2
Avionics News February 2021 - 1
Avionics News February 2021 - 2
Avionics News February 2021 - 3
Avionics News February 2021 - 4
Avionics News February 2021 - 5
Avionics News February 2021 - 6
Avionics News February 2021 - 7
Avionics News February 2021 - 8
Avionics News February 2021 - 9
Avionics News February 2021 - 10
Avionics News February 2021 - 11
Avionics News February 2021 - 12
Avionics News February 2021 - 13
Avionics News February 2021 - 14
Avionics News February 2021 - 15
Avionics News February 2021 - 16
Avionics News February 2021 - 17
Avionics News February 2021 - 18
Avionics News February 2021 - 19
Avionics News February 2021 - 20
Avionics News February 2021 - 21
Avionics News February 2021 - 22
Avionics News February 2021 - 23
Avionics News February 2021 - 24
Avionics News February 2021 - 25
Avionics News February 2021 - 26
Avionics News February 2021 - 27
Avionics News February 2021 - 28
Avionics News February 2021 - 29
Avionics News February 2021 - 30
Avionics News February 2021 - 31
Avionics News February 2021 - 32
Avionics News February 2021 - 33
Avionics News February 2021 - 34
Avionics News February 2021 - 35
Avionics News February 2021 - 36
Avionics News February 2021 - 37
Avionics News February 2021 - 38
Avionics News February 2021 - 39
Avionics News February 2021 - 40
Avionics News February 2021 - 41
Avionics News February 2021 - 42
Avionics News February 2021 - 43
Avionics News February 2021 - 44
Avionics News February 2021 - 45
Avionics News February 2021 - 46
Avionics News February 2021 - 47
Avionics News February 2021 - 48
Avionics News February 2021 - 49
Avionics News February 2021 - 50
Avionics News February 2021 - 51
Avionics News February 2021 - 52
Avionics News February 2021 - 53
Avionics News February 2021 - 54
Avionics News February 2021 - 55
Avionics News February 2021 - 56
Avionics News February 2021 - 57
Avionics News February 2021 - 58
Avionics News February 2021 - 59
Avionics News February 2021 - 60
Avionics News February 2021 - 61
Avionics News February 2021 - 62
Avionics News February 2021 - 63
Avionics News February 2021 - 64
Avionics News February 2021 - 65
Avionics News February 2021 - 66
Avionics News February 2021 - 67
Avionics News February 2021 - 68
Avionics News February 2021 - 69
Avionics News February 2021 - 70
Avionics News February 2021 - 71
Avionics News February 2021 - 72
Avionics News February 2021 - Cover3
Avionics News February 2021 - Cover4
http://www.brightcopy.net/allen/avne/58-2
http://www.brightcopy.net/allen/avne/58-1
http://www.brightcopy.net/allen/avne/57-12
http://www.brightcopy.net/allen/avne/57-11
http://www.brightcopy.net/allen/avne/57-10
http://www.brightcopy.net/allen/avne/57-9
http://www.brightcopy.net/allen/avne/57-8
http://www.brightcopy.net/allen/avne/57-7
http://www.brightcopy.net/allen/avne/57-6
http://www.brightcopy.net/allen/avne/57-5
http://www.brightcopy.net/allen/avne/57-4
http://www.brightcopy.net/allen/avne/57-3
http://www.brightcopy.net/allen/avne/57-2
http://www.brightcopy.net/allen/avne/57-1
http://www.brightcopy.net/allen/avne/56-12
http://www.brightcopy.net/allen/avne/56-11
http://www.brightcopy.net/allen/avne/56-10
http://www.brightcopy.net/allen/avne/56-9
http://www.brightcopy.net/allen/avne/56-8
http://www.brightcopy.net/allen/avne/56-7
http://www.brightcopy.net/allen/avne/56-6
http://www.brightcopy.net/allen/avne/56-5
http://www.brightcopy.net/allen/avne/56-4
http://www.brightcopy.net/allen/avne/56-3
http://www.brightcopy.net/allen/avne/56-2
http://www.brightcopy.net/allen/avne/56-1
http://www.brightcopy.net/allen/avne/55-12
http://www.brightcopy.net/allen/avne/55-11
http://www.brightcopy.net/allen/avne/55-10
http://www.brightcopy.net/allen/avne/55-9
http://www.brightcopy.net/allen/avne/55-8
http://www.brightcopy.net/allen/avne/55-7
http://www.brightcopy.net/allen/avne/55-6
http://www.brightcopy.net/allen/avne/55-5
http://www.brightcopy.net/allen/avne/55-4
http://www.brightcopy.net/allen/avne/55-3
http://www.brightcopy.net/allen/avne/55-02
http://www.brightcopy.net/allen/avne/55-01
http://www.brightcopy.net/allen/avne/54-12
http://www.brightcopy.net/allen/avne/54-11
http://www.brightcopy.net/allen/avne/54-10
http://www.brightcopy.net/allen/avne/54-9
http://www.brightcopy.net/allen/avne/54-8
http://www.brightcopy.net/allen/avne/54-7
http://www.brightcopy.net/allen/avne/54-6
http://www.brightcopy.net/allen/avne/54-5
http://www.brightcopy.net/allen/avne/54-4
http://www.brightcopy.net/allen/avne/54-3
http://www.brightcopy.net/allen/avne/54-2
http://www.brightcopy.net/allen/avne/54-1
http://www.brightcopy.net/allen/avne/53-12
http://www.brightcopy.net/allen/avne/53-11
http://www.brightcopy.net/allen/avne/53-10
http://www.brightcopy.net/allen/avne/53-9
http://www.brightcopy.net/allen/avne/53-8
http://www.brightcopy.net/allen/avne/53-7
http://www.brightcopy.net/allen/avne/53-6
http://www.brightcopy.net/allen/avne/53-5
http://www.brightcopy.net/allen/avne/53-4
http://www.brightcopy.net/allen/avne/53-3
http://www.brightcopy.net/allen/avne/53-2
http://www.brightcopy.net/allen/avne/53-1
http://www.brightcopy.net/allen/avne/52-12
http://www.brightcopy.net/allen/avne/52-11
http://www.brightcopy.net/allen/avne/52-10
http://www.brightcopy.net/allen/avne/52-9
http://www.brightcopy.net/allen/avne/52-8
https://www.nxtbook.com/allen/avne/52-7
https://www.nxtbook.com/allen/avne/52-6
https://www.nxtbook.com/allen/avne/52-5
https://www.nxtbook.com/allen/avne/52-4
https://www.nxtbook.com/allen/avne/52-3
https://www.nxtbook.com/allen/avne/52-2
https://www.nxtbook.com/allen/avne/52-1
https://www.nxtbook.com/allen/avne/51-12
https://www.nxtbook.com/allen/avne/51-11
https://www.nxtbook.com/allen/avne/51-10
https://www.nxtbook.com/allen/avne/51-9
https://www.nxtbook.com/allen/avne/51-8
https://www.nxtbook.com/allen/avne/51-7
https://www.nxtbook.com/allen/avne/51-6
https://www.nxtbook.com/allen/avne/51-5
https://www.nxtbook.com/allen/avne/51-4
https://www.nxtbook.com/allen/avne/51-3
https://www.nxtbook.com/allen/avne/51-2
https://www.nxtbook.com/allen/avne/51-1
https://www.nxtbook.com/allen/avne/50-12
https://www.nxtbook.com/allen/avne/50-11
https://www.nxtbook.com/allen/avne/50-10
https://www.nxtbook.com/allen/avne/50-9
https://www.nxtbook.com/allen/avne/50-8
https://www.nxtbook.com/allen/avne/50-7
https://www.nxtbook.com/allen/avne/50-6
https://www.nxtbook.com/allen/avne/50-5
https://www.nxtbook.com/allen/avne/50-4
https://www.nxtbook.com/allen/avne/50-3
https://www.nxtbook.com/allen/avne/50-2
https://www.nxtbook.com/allen/avne/50-1
https://www.nxtbook.com/allen/avne/49-12
https://www.nxtbook.com/allen/avne/49-11
https://www.nxtbook.com/allen/avne/49-10
https://www.nxtbook.com/allen/avne/49-9
https://www.nxtbook.com/allen/avne/49-8
https://www.nxtbook.com/allen/avne/49-7
https://www.nxtbook.com/allen/avne/49-6
https://www.nxtbook.com/allen/avne/49-5
https://www.nxtbook.com/allen/avne/49-4
https://www.nxtbook.com/allen/avne/49-3
https://www.nxtbook.com/allen/avne/49-2
https://www.nxtbook.com/allen/avne/49-1
https://www.nxtbook.com/allen/avne/48-12
https://www.nxtbook.com/allen/avne/48-11
https://www.nxtbookmedia.com