• Country
• United States of America (USA)

• Manufacturer / Brand
• Jones Radio Co.; Brooklyn, NY

• Year
• 1919

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 213928

• Number of Tubes
• 1

• Valves / Tubes
• VT-Class-II or A_Moorhead

• Main principle
• Audio-Amplification; 1 AF stage(s)

• Wave bands
• - without

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

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

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: One Step Amplifier - Jones Radio Co.; Brooklyn, NY

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes
• The Jones Radio Co. One Step Audio amplifier was fitted with the latest hollow core transformer. "Amplification so great that more than two steps are inadvisable" was the sales claim in 1919.

• Literature/Schematics (1)
• October 1919 The Wireless Age magazine page 42

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 22 models, 11 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Jones Radio Co.; Brooklyn, NY