• Country
• Germany

• Manufacturer / Brand
• ROKA, Robert Karst; Berlin

• Year
• 1968 ??

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 131239

• Number of Transistors
• 1

• Semiconductors
• AC178 or. AC188 Selengleichrichter

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Elphona Transistornetzteil - ROKA, Robert Karst; Berlin

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 115 x 70 x 42 mm / 4.5 x 2.8 x 1.7 inch

• Notes

• Stabilisiertes Netzteil für Geräte mit 7,5...9 Volt Gleichspannungsanschluss.

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

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

• Other Models

• Here you find 25 models, 24 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from ROKA, Robert Karst; Berlin