• Country
• Spain

• Manufacturer / Brand
• Maymo, Escuela Radio; Barcelona etc.

• Year
• 1938 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 218520

• • alternative name: ERMSA

• Wave bands
• - without

• Power type and voltage
• Line / Batteries (any type) / 125 & 4,5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Comprobador de valvulas 1938 - Maymo, Escuela Radio;

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

• Dimensions (WHD)
• 320 x 110 x 220 mm / 12.6 x 4.3 x 8.7 inch

• Notes
• Comprobador de valvulas y polimetro. 9 zocalos de valvulas.
  Usa una pila de 4,5V para el ohmmetro.

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Alberto Sanna-Alonso. See "Data change" for further contributors.

• Other Models

• Here you find 37 models, 34 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Maymo, Escuela Radio; Barcelona etc.