Radio Receiver R-109 / GRC
MILITARY U.S. (different makers for same model)
- País
- Estados Unidos
- Fabricante / Marca
- MILITARY U.S. (different makers for same model)
- Año
- 1954 ??
- Categoría
- Receptor militar
- Radiomuseum.org ID
- 217742
- Numero de valvulas
- 14
- Principio principal
- Superheterodino con paso previo de RF; ZF/IF 4300 kHz; 2 Etapas de AF
- Gama de ondas
- Onda Corta solamente
- Tensión de funcionamiento
- 6-24 Volt
- Potencia de salida
- 0.8 W (unknown quality)
- Material
- Metálico
- de Radiomuseum.org
- Modelo: Radio Receiver R-109 / GRC - MILITARY U.S. different makers
- Forma
- Boatanchor (militar, profesional >20 kg).
- Ancho, altura, profundidad
- 7 x 9 x 12 inch / 178 x 229 x 305 mm
- Anotaciones
- Frequency Range: 27 to 39 mc. Type of tuning: Continuously variable, and detent selection of 3 preset frequencies. Channel Spacing 100 kc. Number of channels: 120.
Receiver type: FM, single-conversion, super-heterodyne. Types of signals received: voice-modulated or tone. Method of calibration of tuning dial: built-in, 4.3 mc, crystal-controlled oscillator. Calibration frequencies: multiples of 4.3 mc.
Accuracy of calibration: approximately ± 0.1 percent.
External (emergency supply): 6.3 volt and 130 volt external dc supply.
Antenna: portable whip antenna. Coaxial connector and binding post on front panel.
Sensitivity: over 25 db signal plus noise-to noise ratio at 0.5 µv (microvolt), deviation ± 15 kc.
RF oscillator range: 31.3 to 43.3 mc. Bandwidth: (6 db down) 85 kc ± 15 kc.
Audio output impedances (each): 600 ohm, unbalanced. Squelch circuit: continuously variable mounted SQUELCH control adjusts squelch sensitivity to open on signals from approximately 0.3 µv to 80 µv.
OFF position of control disables squelch circuit.
- Peso neto
- 25 lb (25 lb 0 oz) / 11.350 kg
- Procedencia de los datos
- -- Original-techn. papers.
- Autor
- Modelo creado por Jos Lauth. Ver en "Modificar Ficha" los participantes posteriores.
- Otros modelos
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Donde encontrará 398 modelos, 350 con imágenes y 210 con esquemas.
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