• Country
• Hungary

• Manufacturer / Brand
• Iskolai Taneszközök Gyára (Calderoni,ITG; Budapest

• Year
• 1965–1985

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 338567

Click on the schematic thumbnail to request the schematic as a free document.

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 24 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Csengőreduktor - Belltrafo K-25 - Iskolai Taneszközök Gyára

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 140 x 100 x 90 mm / 5.5 x 3.9 x 3.5 inch

• Notes

• 24 / 3-5-8 V AC.

• Net weight (2.2 lb = 1 kg)
• 0.4 kg / 0 lb 14.1 oz (0.881 lb)

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 22 models, 21 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Iskolai Taneszközök Gyára (Calderoni,ITG; Budapest