• Country
• United States of America (USA)

• Manufacturer / Brand
• Readrite Meter Works; Bluffton (OH)

• Year
• 1939 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 201062

• Number of Tubes
• 2

• Valves / Tubes
• 30 30

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - - No sound reproduction output.

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

• from Radiomuseum.org
• Model: All-Wave Oscillator 554-A [5 coil holders] - Readrite Meter Works; Bluffton

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 12 x 6.5 x 5.75 inch / 305 x 165 x 146 mm

• Notes
• Plug-in coils for (yet unknown) wave bands. There are obviously two versions: one has 4 coil holders, the other 5. The controls are also different arranged.

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 45 models, 35 with images and 22 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Readrite Meter Works; Bluffton (OH)