• Country
• Germany

• Manufacturer / Brand
• Isaria Zählerwerke AG; München

• Year
• 1925 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 291986

• Number of Tubes
• 3

• Valves / Tubes
• RE75 RE75 unknown_Tube

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: N3 - Isaria Zählerwerke AG; München

• Shape
• Tablemodel, slant panel.

• Dimensions (WHD)
• 420 x 190 x 150 mm / 16.5 x 7.5 x 5.9 inch

• Net weight (2.2 lb = 1 kg)
• 4.1 kg / 9 lb 0.5 oz (9.031 lb)

• Author
• Model page created by Martin Steyer. See "Data change" for further contributors.

• Other Models

• Here you find 38 models, 28 with images and 13 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Isaria Zählerwerke AG; München