• Country
• Mexico

• Manufacturer / Brand
• National Mexicana; Naucalpan de Juárez

• Year
• 1968 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 279449

• Number of Transistors
• 11

• Semiconductors
• 2SA495 2SA495 2SC784 2SC394 2SC394 2SC394 2SC394 BC238 AC188 AC188 AC188

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Record Player (not changer)

• Power type and voltage
• Line / Batteries (any type) / 85 - 140 / D: 6 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: National Radio Fonografo 2 bandas - Phonograph SG-551F - National Mexicana; Naucalpan

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

• Dimensions (WHD)
• 300 x 80 x 280 mm / 11.8 x 3.1 x 11 inch

• Notes

• Speeds: 33 1/3 & 45 rpm

  Made in Mexico.

  See also model SG-551F with 3 bands (FM, SW and MW).

• Net weight (2.2 lb = 1 kg)
• 2.5 kg / 5 lb 8.1 oz (5.507 lb)

• Author
• Model page created by Michael Gnaedig-Fischer. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from National Mexicana; Naucalpan de Juárez