Communications Receiver 772M

• Country
• Italy

• Manufacturer / Brand
• SAFAR (Società Anonima Fabbricazione Apparecchi Radiofonici); Milano

• Year
• 1940–1944 ?

• Category
• Military Receiver

• Radiomuseum.org ID
• 116570

• Picture
• Schematics

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Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 7

• Valves / Tubes
• EF9 ECH4 or E1R EF9 EBC3 EBC3 EL2 5Y3

• Main principle
• Superhet with RF-stage; ZF/IF 60/480 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 100-275 Volt

• Loudspeaker
• - For headphones or amp.

• Power out
• 3 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Communications Receiver 772M - SAFAR Società Anonima

• Dimensions (WHD)
• 500 x 230 x 320 mm / 19.7 x 9.1 x 12.6 inch

• Notes

• Ricevitore utilizzato sui sommergibili Italiani della seconda guerra mondile. Riceve con continuità da  75 kHz a 22 MHz,  deriva dal ricevitore aereonautico AR18 con gamme ed alimentazione diverse, mobile metallico in fusione stagno.

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  Safar communications receiver 772M; coverage 75 kHz to 22 MHz in 7 bands.

  Band 1 75...200 kHz
  Band 2 190...520 kHz
  Band 3 500...1350 kHz
  Band 4 1,3..3,6 MHz
  Band 5 3,5...9,5 MHz
  Band 6 9...14,4 MHz
  Band 7 14...22 MHz

  Single superheterodyne, requires two different IF frequencies of 60 kHz (band 1 and 2) or 480 kHz (bands 3 - 7). BFO.

   

• Net weight (2.2 lb = 1 kg)
• 18 kg / 39 lb 10.4 oz (39.648 lb)

• Mentioned in
• -- Original-techn. papers.

• Other Models

• Here you find 142 models, 102 with images and 75 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from SAFAR (Società Anonima Fabbricazione Apparecchi Radiofonici); Milano