Radio Blinker Signal Set Early Case
Perry & Sons, Frank B.; Providence (RI)
- País
- Estados Unidos
- Fabricante / Marca
- Perry & Sons, Frank B.; Providence (RI)
- Año
- 1917/1918 ?
- Categoría
- Eequipos de Morse & TTY, RTTY, TDD etc.
- Radiomuseum.org ID
- 358580
- Gama de ondas
- - no hay
- Tensión de funcionamiento
- Pilas / 3 Volt
- Altavoz
- - - No hay salida de sonido.
- Material
- Madera
- de Radiomuseum.org
- Modelo: Radio Blinker Signal Set [Early Case] - Perry & Sons, Frank B.;
- Forma
- Portátil de bolsillo , menor de 20cm.
- Anotaciones
-
The Perry Radio Blinker Signal Set Type Late Case has the following features:
- Self-contained unit used for Morse code training.
- Switch selects off, weak buzzer (high series resistor), loud buzzer (low series resistor), or lamp.
- The internal Eveready 3V battery is connected to the buzzer or lamp with the circuit completed when the key is depressed.
- Officially adopted by the US Navy, Massachusetts Institute of Technology, and Boy Scouts of America. Used by the US Army and US Marine Corps.
Similar to the Perry Radio Blinker Signal Set Early Breadboard except mounted in a wooden case with internal Eveready 3V battery. This version does not have the terminals for intercommunication with other units.
- Peso neto
- 1 lb 6 oz (1.375 lb) / 0.624 kg
- Precio durante el primer año
- 5.00 USD
- Documentación / Esquemas (1)
- -- Original prospect or advert (The Philadelphia (PA) Inquirer, Jan. 20, 1918, page 29)
- Documentación / Esquemas (2)
- Popular Mechanics (June 1920, page 184)
- Autor
- Modelo creado por Jerry Elarton. Ver en "Modificar Ficha" los participantes posteriores.
- Otros modelos
-
Donde encontrará 7 modelos, 7 con imágenes y 1 con esquemas.
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