• Country
• Germany

• Manufacturer / Brand
• Lumophon, Bruckner & Stark, Nürnberg

• Year
• 1926/1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 3233

• • Brand: Lumeta

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• TRF with regeneration; 1 Special; 2 AF stage(s); Neutrodyne

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Wave Bands given in the notes.

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: R4 [alt] - Lumophon, Bruckner & Stark,

• Dimensions (WHD)
• 630 x 295 x 265 mm / 24.8 x 11.6 x 10.4 inch

• Notes
• 2-Volt-Heizung, 150-4000 m (4 Bereiche).

• Net weight (2.2 lb = 1 kg)
• 9.4 kg / 20 lb 11.3 oz (20.705 lb)

• Price in first year of sale
• 275.00 RM +

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 301 models, 252 with images and 200 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Lumophon, Bruckner & Stark, Nürnberg