• Country
• Germany

• Manufacturer / Brand
• Tefi-Apparatebau; Porz bei Köln

• Year
• 1958

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 112754

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

• Number of Transistors
• 7

• Semiconductors
• OC400 OC390 OC390 OC304 OC303 OC308 OC308

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Other Combination - see Notes

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 220 / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Batteriekoffer Ba KC1/KoBa - Tefi-Apparatebau; Porz bei

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

• Dimensions (WHD)
• 360 x 185 x 360 mm / 14.2 x 7.3 x 14.2 inch

• Notes
• Batteriekoffer mit Schallband-Spieler und Radio wie KC1/KoB, aber im Deckel eine Schalldurchtrittsöffnung. Das Gitter besteht aus verchromten Metall.

• Mentioned in
• Tefifon, Das; Herbert Jüttemann

• Author
• Model page created by Peter Lokowand. See "Data change" for further contributors.

• Other Models

• Here you find 113 models, 101 with images and 98 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tefi-Apparatebau; Porz bei Köln