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National 7 Transistor Portable Radio AT-280

National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1295317) Radio
 
National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1295318) Radio
 
National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1295319) Radio
 
National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1295320) Radio
National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246183) Radio National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246184) Radio
National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246185) Radio National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246186) Radio
National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246187) Radio National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246188) Radio
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National 7 Transistor Portable Radio AT-280; Panasonic, (ID = 1246183) Radio
Panasonic,: National 7 Transistor Portable Radio AT-280 [Radio] ID = 1246183 933x561
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For model National 7 Transistor Portable Radio AT-280, 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: 1958 ? Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 7: MC101 OC45 OC45 OC71 OC71 OC72 OC72
Main principle Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Batteries / addl. power jack / 1 x 9 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.4 cm = 2.5 inch
Power out 0.3 W (unknown quality)
from Radiomuseum.org Model: National 7 Transistor Portable Radio AT-280 - Panasonic, Matsushita,
Material Plastics (no bakelite or catalin)
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 125 x 75 x 35 mm / 4.9 x 3 x 1.4 inch
Net weight (2.2 lb = 1 kg) 0.320 kg / 0 lb 11.3 oz (0.705 lb)

Model page created by José Manuel Silvestre. 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 2667 models, 2427 with images and 508 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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