• Country
• Sweden

• Manufacturer / Brand
• Centrum-Radio, Gylling & Co.; Stockholm

• Year
• 1960 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 244143

• • Brand: Gylling

• Number of Tubes
• 9

• Valves / Tubes
• EF86 EF86 ECH81 ECH81 EABC80 EABC80 ECC83 EL84 EL84

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 120; 150; 220; 240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 6 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Auto-Duplex-Verstärker 680 FA - Centrum-Radio, Gylling & Co.;

• Shape
• Miscellaneous shapes - described under notes.

• Dimensions (WHD)
• 350 x 180 x 160 mm / 13.8 x 7.1 x 6.3 inch

• Notes

• 2-Kanal Mikrofonverstärker für Wandaufhängung.

• Net weight (2.2 lb = 1 kg)
• 8.7 kg / 19 lb 2.6 oz (19.163 lb)

• Author
• Model page created by Harald Giese. See "Data change" for further contributors.

• Other Models

• Here you find 193 models, 144 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Centrum-Radio, Gylling & Co.; Stockholm