• Paese
• Australia

• Produttore / Marca
• His Master's Voice (HMV, H.M.V.), EMI (Australia) Ltd.; Sydney, NSW

• Anno
• 1962–1965

• Categoria
• Radio (o sintonizzatore del dopoguerra WW2)

• Radiomuseum.org ID
• 252708

Clicca sulla miniatura dello schema per richiederlo come documento gratuito.

• Numero di transistor
• 6

• Semiconduttori
• SFT317 or. OC170 SFT320 or. 2N1634 SFT320 or. 2N1634 SFT353 or. 2N408 DGP322 or. 2N649 DGN322 or. 2N408 SFD106 SFD106

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

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

• Tensioni di funzionamento
• Batterie a secco / 1 x 9 Volt

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

• Materiali
• Plastica (non bachelite o catalina)

• Radiomuseum.org
• Modello: Escort J7-1A Ch= J7 - His Master's Voice HMV, H.M.V.

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

• Dimensioni (LxAxP)
• 6.125 x 3.625 x 1.4375 inch / 156 x 92 x 37 mm

• Annotazioni

• His Master's Voice Model J7-1A "Escort"

  A six-transistor portable radio, housed in Cyclolac plastic case. Colours: storm grey or apache red.

  Features: Ferrite rod aerial, connection for earpiece. Operates from one Eveready Type 2362 battery. Speaker 2¾" Hi-Flux, 50 ohm voice coil. Frequency range 540-1600 kC/s (kHz). Printed circuit for ease of servicing. Complete with earpiece and carrying strap. (FROM MINGAY'S PRICE SERVICE)

  Manufacturer's literature lists 2 different series of transistors. The initial series is as above and the later series is OC170, 2N1624, 2N1634, 2N408A, 2N649, 2N408. The diodes appear unchanged and there are no other citcuit changes noted.

  Unusually for this period, the radio name on the front of the radio is highlighted with enamel in 3 different colours; HMV is highlighted in yellow, ESCORT in white and TRANSISTOR in red.

  Alternative battery types:  Berec PP22, National 106P, Ray-O-Vac RR362 & Toshiba T106P.

  Weight is with battery and includes carry strap and earphone.

  The price was advertised as 22 Guineas Australian, which is approximately £23/2/- (£23.1) or $46.20.

• Peso netto
• 1 lb 0 oz (1 lb) / 0.454 kg

• Prezzo nel primo anno
• 23.10 AUS £

• Bibliografia
• Mingay's Price Service (Aug 1962 to Aug 1965.)

• Letteratura / Schemi (1)
• -- Original-techn. papers. (HMV Circuit Diagram & Parts List for Chassis Type J7.)

• Letteratura / Schemi (2)
• J.R. Publications Transistor Radio Service Handbook (A Series (Australian models), Page H51.)

• Autore
• Modello inviato da Brian Wilson. Utilizzare "Proponi modifica" per inviare ulteriori dati.

• Altri modelli

• In questo link sono elencati 585 modelli, di cui 404 con immagini e 278 con schemi.
  Elenco delle radio e altri apparecchi della His Master's Voice (HMV, H.M.V.), EMI (Australia) Ltd.; Sydney, NSW