4460 M

• Paese
• USA (Stati Uniti d'America)

• Produttore / Marca
• Atwater Kent Mfg. Co.; Philadelphia, USA

• Anno
• 1923

• Categoria
• Altoparlante, cuffia o auricolare

• Radiomuseum.org ID
• 127376

• Immagini
• Schemi

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Audio (ascolto)

• Gamme d'onda
• - senza

• Tensioni di funzionamento
• Alimentazione non richiesta

• Altoparlante
• Tromba / Ø 36.8 cm = 14.5 inch

• Materiali
• Mobile di metallo

• Radiomuseum.org
• Modello: 4460 M - Atwater Kent Mfg. Co.;

• Forma
• Diverse forme (descritte nelle note).

• Dimensioni (LxAxP)
• 368 x 565 x 318 mm / 14.5 x 22.2 x 12.5 inch

• Annotazioni
• The most common color was dark brown (also finished in black). Horn came in several heights and figure. Base Diameter: 8-1/4 and 8-9/16. Bell Diameter: 14-1/2 and 14-7/8.Base Material:iron.Bell Material:steel and brass. Neck material:aluminium. Height: 22-1/4,23,25,25-3/4. Logo Color:red. Neck to Bell screws:Outside-In. All dimensions are in inches. Logos are located on the base of the neck… (Radio Horn Speaker Encyclopedia Floyd A.Paul). The Model M was the only AK horn speaker that didn't have a pot metal driver. It featured a steel driver housing which didn't "grow" with age. The M was also the only AK horn speaker that had a removable horn that could swivel on its base.

• Peso netto
• 4.7 kg / 10 lb 5.6 oz (10.352 lb)

• Prezzo nel primo anno
• 28.00 USD

• Fonte dei dati
• - - Data from my own collection

• Bibliografia
• Radio Horn Speaker Encyclopedia Floyd A.Paul - Pages 10,11

• Letteratura / Schemi (2)
• A.Atwater Kent, The Man, 2002 (Page 61)

• Altri modelli

• In questo link sono elencati 507 modelli, di cui 330 con immagini e 332 con schemi.
  Elenco delle radio e altri apparecchi della Atwater Kent Mfg. Co.; Philadelphia, USA