Dots & Dashes

A Fubsy Polymath subdomain

Dots & Dashes

Morse code, telegraph keys, teletype/RTTY, and their modern digital descendants — a hands-on, picture-heavy history of sending text by dots, holes, and tones, by N0SWN. From Morse & Vail in 1844 through brass keys, semi-automatic bugs, and electronic keyers to teletype machines, punched paper tape, HF RTTY, and the Raspberry Pi.

27 of 27 topics live so far.

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How to search

sten gun
pages with both words
"sten gun"
the words together, as a phrase
sten OR sterling
either one (| works too)
sten -replica
leave out pages that mention “replica”

Without quotes, the last word also matches longer words that start with it (sten finds Stenophylla), and close word forms count (rifle finds rifles). Tick Exact words to match whole words only.

Whole deep dives are listed first, then the pages inside them.

Topics

Choose a topic

AM, SSB & the Voice Modes Live
AM, SSB & the Voice Modes 2 volumes deep dive Live
Antique Telegraph Keys and Brass Pounders Live
Antique Telegraph Keys and Brass Pounders 2 volumes deep dive Live
Building a Wireless-Modes Bench Live
Building a Wireless-Modes Bench 2 volumes deep dive Live
Building Your Own Keys Live
Building Your Own Keys 2 volumes deep dive Live
FM and Angle Modulation Live
FM and Angle Modulation 2 volumes deep dive Live
How a Signal Carries Information Live
How a Signal Carries Information 2 volumes deep dive Live
Inside the Teletype Mechanism Live
Inside the Teletype Mechanism 2 volumes deep dive Live
Interfacing Teletypes and Paper Tape Live
Interfacing Teletypes and Paper Tape 7 volumes deep dive Live
Learning and Operating CW Live
Learning and Operating CW 2 volumes deep dive Live
Making the Parts That No Longer Exist Live
Making the Parts That No Longer Exist 2 volumes deep dive Live
Modern Digital and the Raspberry Pi Live
Modern Digital and the Raspberry Pi 2 volumes deep dive Live
Paddles and Electronic Keyers Live
Paddles and Electronic Keyers 2 volumes deep dive Live
Paper Tape and the Perforator Live
Paper Tape and the Perforator 2 volumes deep dive Live
Restoring a Teletype Live
Restoring a Teletype 2 volumes deep dive Live
RTTY on the Air Live
RTTY on the Air 2 volumes deep dive Live
Semi-Automatic Bugs Live
Semi-Automatic Bugs 2 volumes deep dive Live
Sounders, Relays and Landline Instruments Live
Sounders, Relays and Landline Instruments 2 volumes deep dive Live
Straight Keys and Hand Keys Live
Straight Keys and Hand Keys 2 volumes deep dive Live
Teletype Machines Live
Teletype Machines 2 volumes deep dive Live
The Code, Timing & Abbreviations Live
The Code, Timing & Abbreviations 2 volumes deep dive Live
The Electric Telegraph Live
The Electric Telegraph 2 volumes deep dive Live
The Hi-Mound UFO and the Autokeyer Era Live
The Hi-Mound UFO and the Autokeyer Era 2 volumes deep dive Live
The History of Morse Code Live
The History of Morse Code 3 volumes deep dive Live
The Shift-Keying Family Live
The Shift-Keying Family 2 volumes deep dive Live
The Teletype Model 15 Live
The Teletype Model 15 8 volumes deep dive Live
The Teletype Model 28 Live
The Teletype Model 28 8 volumes deep dive Live
Weak-Signal Modes and FT8 Live
Weak-Signal Modes and FT8 2 volumes deep dive Live