• Country
• United States of America (USA)

• Manufacturer / Brand
• Valco Manufacturing Co.; Chicago

• Year
• 1941/1942

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 180891

• • Brand: Oahu

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

• Number of Tubes
• 3

• Valves / Tubes
• 6SF5 6F6 5Y3

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-120 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm

• Power out
• 3.5 W (unknown quality)

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

• from Radiomuseum.org
• Model: Oahu Lapsteel-Amp 345-K - Valco Manufacturing Co.;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 270 x 210 x 130 mm / 10.6 x 8.3 x 5.1 inch

• Notes
• Holzgehäuse überzogen mit Pearloid (mother of pearl colored plastic), meist dunkelgrün, aber auch silbergrau, rot, blau, braun oder gelb. Oft zusammen mit einer gleichfarbigen Lapsteel-Gitarre geliefert (lapsteel with matching amp) Keine Einstellregler für Lautstärke und Klangfarbe, da diese sich in der zugehörigen Gitarre befinden.

• Net weight (2.2 lb = 1 kg)
• 2.3 kg / 5 lb 1.1 oz (5.066 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Hannes Gerber. See "Data change" for further contributors.

• Other Models

• Here you find 10 models, 10 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Valco Manufacturing Co.; Chicago