• Country
• United States of America (USA)

• Manufacturer / Brand
• Oxford (Tartak) Radio Corporation; Chicago

• Year
• 1930 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 203354

• Number of Tubes
• 1

• Valves / Tubes

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC)

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Universal Speaker Test Unit - Oxford Tartak Radio

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 12 x 12 x 6 inch / 305 x 305 x 152 mm

• Notes
• Oxford Radio Universal Speaker Test Unit;
  Controls for voice coil impedance, field resistance & output impedance.

• Net weight (2.2 lb = 1 kg)
• 17 lb (17 lb 0 oz) / 7.718 kg

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Oxford (Tartak) Radio Corporation; Chicago