• Country
• Japan

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

• Year
• 1962 ?

• Category
• Television Receiver (TV) or Monitor

• Radiomuseum.org ID
• 332742

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

• Number of Tubes
• 3

• Valves / Tubes
• 5642 5642 AW21-82

• Number of Transistors
• 26

• Semiconductors
• 2SA242 2SA243 2SA241 2SA71 2SA70 2SA250 2SA102 2SB171 2SB174 2SA144 2SC50 2SB176 2SB233 2SB232 2SB234 OA70 MA23 OA210 MA101_Diode MA102_Diode

• Main principle
• Superheterodyne (common)

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 220 / DC 12.2 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Metal case

• from Radiomuseum.org
• Model: National Portable Television ET1/C22 - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 220 x 237 x 379 mm / 8.7 x 9.3 x 14.9 inch

• Notes

• The National ETI/C22 or ET1/C22 is an early portable VHF only television made by Matsushita. It has an 8" picture tube.

  A battery pack in plastic housing could be slotted to the back of the device.

  Semiconductors listed once per type.

• Net weight (2.2 lb = 1 kg)
• 10.3 kg / 22 lb 11 oz (22.687 lb)

• Literature/Schematics (1)
• -- Original-techn. papers. (Schematic)

• Other Models

• Here you find 3072 models, 2849 with images and 635 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