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National Panasonic 2 Band 9 Transistor R-905J

National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1722375) Radio
 
National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1722376) Radio
National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1512382) Radio National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1512381) Radio
National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1512383) Radio National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1512384) Radio
National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1512385) Radio National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1660029) Radio
National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1660030) Radio National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1660031) Radio
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National Panasonic 2 Band 9 Transistor R-905J; Panasonic, (ID = 1512382) Radio
Panasonic,: National Panasonic 2 Band 9 Transistor R-905J [Radio] ID = 1512382 800x536
Select picture or schematic to display from thumbnails on the right and click for download.
For model National Panasonic 2 Band 9 Transistor R-905J, Panasonic, Matsushita, National ナショナル (also tubes); Osaka
 
Country:  Japan
Manufacturer / Brand:  Panasonic, Matsushita, National ナショナル (also tubes); Osaka
Year: 1963–1965 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 9: 2SA70 2SA103 2SA101 2SA101 2SB173 2SB171 2SB175 2SB178 2SB178 OA90
Main principle Superhet with RF-stage; ZF/IF 455 kHz
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast and Short Wave (SW).
Details
Power type and voltage Dry Batteries / C: 3 x 1,5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
Power out 0.3 W (0.5 W max.)
from Radiomuseum.org Model: National Panasonic 2 Band 9 Transistor R-905J - Panasonic, Matsushita,
Material Modern plastics (no Bakelite or Catalin)
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 8 x 4.75 x 2 inch / 203 x 121 x 51 mm
Notes

National Model R905

   Nine transistors, one diode, two-band portable. Supersensitive, noise-free reception, with AD Type transistor 2SA70 (OC170)which works as R.F. amp. on the M/W band. Variable tone control and fine tuning control. Tuning - battery life magic meter and dial light for tuning in the dark. Jacks for earphones and/or external speaker. Independent battery compartment allows easy replacement of batteries. Plastic cabinet with leather case.
   Specifications: frequency range, M/W 525 - 1605 kC/s (kHz), S/W 5.9 - 18 MC/s (MHz). Power output, 500mW maximum. Speaker 4" x 3½" dynamic. 3 x UM-2 (C Cells) National flashlight batteries.

This model sold in Australia between 1963 & 1965 for £45/3/-. Price and weight includes batteries.
See also Model R-905H with different SW frequency range.

Net weight (2.2 lb = 1 kg) 2 lb 1 oz (2.063 lb) / 0.936 kg
Mentioned in Mingay's Radio Electrical Weekly Price Service (REWPS) (Feb 1964 to Feb 1965.)
Literature/Schematics (1) J.R. Publications Transistor Radio Service Handbook (Group C1, 1964, Page N100. [Also at KevinChant com])

Model page created by Manuel Henrique Oliveira-Jesus. See "Data change" for further contributors.



All listed radios etc. from Panasonic, Matsushita, National ナショナル (also tubes); Osaka
Here you find 2543 models, 2285 with images and 492 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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