結果 : morse code in telegraph
3:29

How Does Morse Code Work?

Concerning Reality
796,462 回視聴 - 5 年前
4:25

Invention Of Morse Code | The Dr. Binocs Show | Best Learning Video for Kids | Preschool Learning

Peekaboo Kidz
920,593 回視聴 - 7 年前
0:30

morse vs sms

F8BBL
1,620,944 回視聴 - 9 年前
1:58

The Telegraph: The Civil War Text Machine

Untold History
135,583 回視聴 - 2 年前

-
0:15

Morse Code SOS as 3 Codes

Easy Yachting - Soline Click
279,705 回視聴 - 2 年前
0:09

SOS Morse Code Emergency Distress Signal

Oliver JNC
2,008,059 回視聴 - 7 年前
1:16

Morse Code

Museum of Obsolete Objects
1,075,302 回視聴 - 13 年前

-
20:17

How did people talk before cell phones? | History Remade with Sabrina

HISTORY
110,528 回視聴 - 2 年前
0:47

The Telegraph: A Communication Revolution

Moby888
484 回視聴 - 2 日前
1:51

High speed morse telegraphy using a straight key

jo2slz
12,615,582 回視聴 - 12 年前
18:35

HOW IT WORKS: Morse Code

DOCUMENTARY TUBE
2,658,238 回視聴 - 9 年前
5:24

The History of Morse Code

Joseph Boro
233,105 回視聴 - 11 年前
1:31

Invention of the Telegraph

Kean University
563,061 回視聴 - 9 年前
2:38

ZLW Wellington Radio final Morse code transmission

Maritime Radio
108,203 回視聴 - 11 年前
11:09

Here is a Simple, Easy Way to Learn Morse Code

W5FIV Texas Radio
191,873 回視聴 - 2 年前
2:59

Morse Code Demo: Try This At Home

Smithsonian National Air and Space Museum
31,393 回視聴 - 2 年前
5:33

High Speed Telegraphy Transmission

jo2slz
310,885 回視聴 - 12 年前
0:31

Working Telegraph for Morse Code (Western Electric: circa early 1900)

Otto Bahn
3,345 回視聴 - 3 年前
2:36

old telegraph - telegraf - with paper tape & ink

frycz trener
266,787 回視聴 - 14 年前
4:50

The last Morse code maritime radio station in North America | Bartell's Backroads

ABC10
629,777 回視聴 - 4 年前