• Paese
• USA (Stati Uniti d'America)

• Produttore / Marca
• MILITARY U.S. (different makers for same model)

• Anno
• 1954 ??

• Categoria
• Ricevitore militare

• Radiomuseum.org ID
• 217742

• Numero di tubi
• 14

• Valvole
• 6AK5 6AK5 3A5 1U4 1U4 1L4 1U4 1L4 1A3 1S5 1S5 3Q4 3Q4 3A5 0B2

• Principio generale
• Supereterodina con stadio RF; ZF/IF 4300 kHz; 2 Stadi BF

• Gamme d'onda
• Onde corte (solamente OC)

• Tensioni di funzionamento
• 6-24 Volt

• Potenza d'uscita
• 0.8 W (qualità ignota)

• Materiali
• Mobile di metallo

• Radiomuseum.org
• Modello: Radio Receiver R-109 / GRC - MILITARY U.S. different makers

• Forma
• Boatanchor (pesante apparecchio militare o commerciale, > 20 kg)

• Dimensioni (LxAxP)
• 7 x 9 x 12 inch / 178 x 229 x 305 mm

• Annotazioni
• 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 netto
• 25 lb (25 lb 0 oz) / 11.350 kg

• Fonte dei dati
• -- Original-techn. papers.

• Autore
• Modello inviato da Jos Lauth. Utilizzare "Proponi modifica" per inviare ulteriori dati.

• Altri modelli

• In questo link sono elencati 401 modelli, di cui 353 con immagini e 210 con schemi.
  Elenco delle radio e altri apparecchi della MILITARY U.S. (different makers for same model)