28.06, 14:00–15:00 (Europe/Berlin), Raum Schweiz, Konferenzzentrum West
Sprache:
Telegraph Keys were invented almost 180 years ago. They have evolved and changed in an attempt to increase sales and improve function. Thousands of different designs were made and we will look at the major types of keys, their improvements and the current values of early and recent keys.
Telegraph Keys were invented almost 180 years ago. They have evolved and changed in an attempt to increase sales and improve function. Thousands of different designs were made and we will look at the major types of keys, their improvements and the current values of early and recent keys.
Professor Tom Perera, W1TP is a retired professor of neuroscience and information coding in the human brain. He received his first ham radio license 70 years ago. Since then he has been collecting keys and studying the history of telegraph keys and Enigma machines. His Telegraph Collectors Guidebook is the only book that explains and shows the wide variety of telegraph keys and his website: W1TP.com displays and identifies his collections of over 3000 telegraph keys.