• Country
• Spain

• Manufacturer / Brand
• Inter Electrónica, S.A., Inter-Grundig, S.A.; Barcelona

• Year
• 1976 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 293222

• Number of Transistors
• 6

• Semiconductors
• SF115 2N4289 SF115 SC109 AC188 AC188

• Main principle
• Superheterodyne (common); 3 AF stage(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 4 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 0.6 cm = 0.2 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Tunderbol TRP-392 - Inter Electrónica, S.A., Inter

• Shape
• Design Radio or Novelty / Gadget - fancy or unusual shape.

• Dimensions (WHD)
• 130 x 135 x 110 mm / 5.1 x 5.3 x 4.3 inch

• Notes

• Véase también Tunderbol ETR-53 con, al menos, variaciones en la base.

• Net weight (2.2 lb = 1 kg)
• 0.550 kg / 1 lb 3.4 oz (1.211 lb)

• Author
• Model page created by Ignacio Rodriguez-Rodriguez. See "Data change" for further contributors.

• Other Models

• Here you find 318 models, 164 with images and 189 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Inter Electrónica, S.A., Inter-Grundig, S.A.; Barcelona