National Panasonic HiFi All Transistor R-440

• Country
• Japan

• Manufacturer / Brand
• Panasonic, Matsushita, National ナショナル (also tubes); Osaka

• Year
• 1965/1966

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 130906

• Picture
• Schematics

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

• Number of Transistors
• 8

• Semiconductors
• 2SA70 2SA101 2SA101 2SB173 2SB173 2SB175 2SB178 2SB178

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Dry Batteries / D: 1.5 x 4 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Power out
• 1 W (max.)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: National Panasonic HiFi All Transistor R-440 - Panasonic, Matsushita,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 11.28125 x 6.53125 x 3.96875 inch / 287 x 166 x 101 mm

• Notes

• National Model R-440

  Portable, fully transistorised, 4-band  Panasonic Hi-Fi radio, housed in a square-look black leather carrying case with chrome front and carrying handle. The built-in square antenna flips up.

  Features: supersensitive eight transistor, two diode, 4-band radio, Besides the tuning switch, a fine tuning switch is featured for better selection of short-wave stations, also a low and high tone control switch. The four UM-1D batteries are housed in the back of the radio and are easily accessible.

  Frequency range: MW 525 - 1605 kC/s (kHz); SW1 1.6 - 4.5 MC/s (MHz); SW2 4.5 - 12.0 MC/s (MHz); SW3 12.0 - 16.1 MC/s (MHz). Maximum power output 1,000 mW. Speaker, 4" PM dynamic. (MINGAY'S PRICE SERVICE)

  Price in Australia after the introduction of decimal currency (14/2/1966) was $94.50.

  See also Model R-440L with Long Wave. 

• Net weight (2.2 lb = 1 kg)
• 5 lb 5 oz (5.313 lb) / 2.412 kg

• Price in first year of sale
• 47.25 AUS £

• Mentioned in
• Mingay's Price Service (Aug 1965 to Aug 1966.)

• Literature/Schematics (1)
• -- Original-techn. papers. (Service Sheet No. I-29.)

• Literature/Schematics (2)
• J.R. Publications Transistor Radio Service Handbook (Group C3, 1966, Page N123.)

• Author
• Model page created by Karlheinz Fischer. See "Data change" for further contributors.

• Other Models

• Here you find 3000 models, 2775 with images and 627 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Panasonic, Matsushita, National ナショナル (also tubes); Osaka