AM-2 Ch= CR729AA, CR729BA and CR729CA

• Paese
• USA (Stati Uniti d'America)

• Produttore / Marca
• Magnavox Co., Commercial Wireless and Development Co.; San Francisco, later Fort Waye, IN

• Anno
• 1956

• Categoria
• Radio (o sintonizzatore del dopoguerra WW2)

• Radiomuseum.org ID
• 82653

• Immagini
• Schemi

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• Numero di transistor
• 6

• Semiconduttori
• 2N172 2N145 2N147 1N295 TI310 TI353 TI353

• Principio generale
• Supereterodina (in generale); ZF/IF 455 kHz; 2 Stadi BF

• N. di circuiti accordati
• 5 Circuiti Mod. Amp. (AM)

• Gamme d'onda
• Solo onde medie (OM).

• Tensioni di funzionamento
• Batterie a secco / Eveready 233 for 4 Volt

• Altoparlante
• AP magnetodinamico (magnete permanente e bobina mobile) / Ø 2.75 inch = 7 cm

• Materiali
• Plastica (non bachelite o catalina)

• Radiomuseum.org
• Modello: AM-2 Ch= CR729AA, CR729BA and CR729CA - Magnavox Co., Commercial

• Forma
• Tascabile (portatile molto piccola), < 20 cm

• Dimensioni (LxAxP)
• 145 x 88 x 40 mm / 5.7 x 3.5 x 1.6 inch

• Annotazioni

• The Photofact Annual Index indicates for this model Magnavox "AM-2 all transistor" set 342, folder 9. and the Transistor Book shows a folder with chassis CR729AA and CR729BA. SAMS says that chassis CR729BA should not have the following components: R3, R6, C10, C17. There is a note: "Chassis number was not stamped on initial production chassis. These chassis are CR729AA."
  
  The AM-2 was coming in three colors: "Cabinet back" in Red, Ivory or Black. It is made for a power supply of a 4 volts mercury battery "Eveready E233".

  The chassis CR729CA was also produced and a picture is available.

  An article about the Magnavox AM-2 is published in Italian in Antique Radio Magazine n. 114 (July-August 2013), page 24.

  ABS cabinet. Genuine leather case with bottom compartment for earphone.

  It was produced also with at least two additional Magnavox brands: Spartan and Sentinel. Externally it was imitated by Ful-Tone TR-601 and several other brands therein reported.

• Peso netto
• 0.610 kg / 1 lb 5.5 oz (1.344 lb)

• Riferimenti schemi
• Beitman Radio Diagrams Vol. 17, 1957

• Bibliografia
• Photofact Folder, Howard W. SAMS (Set 388 Production Changes Bulletin 201 dated 2-58)

• Letteratura / Schemi (1)
• Photofact Folder, Howard W. SAMS

• Autore
• Modello inviato da Egon Penker. Utilizzare "Proponi modifica" per inviare ulteriori dati.

• Altri modelli

• In questo link sono elencati 1081 modelli, di cui 498 con immagini e 831 con schemi.
  Elenco delle radio e altri apparecchi della Magnavox Co., Commercial Wireless and Development Co.; San Francisco, later Fort Waye, IN