• Country
• Great Britain (UK)

• Manufacturer / Brand
• Altobass Ltd.; Leicester

• Year
• 1959 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 330176

• Number of Tubes
• 9

• Valves / Tubes
• EF86 unknown_Tube EL84 EL84 EF86 unknown_Tube EL84 EL84 GZ34

• Main principle
• Audio-Amplification; 4 AF stage(s)

• Wave bands
• - without

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 220-240 Volt

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

• Power out
• 24 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplifier Twin-Twelve - Altobass Ltd.; Leicester

• Shape
• Tablemodel, low profile (big size).

• Notes

• Power amplifier, stereo, with preamp power jack. See also the Altobass Stereo 70 preamplifier.

• Price in first year of sale
• 30.00 £

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Altobass Ltd.; Leicester