• Country
• United States of America (USA)

• Manufacturer / Brand
• Triad Magnetics Inc.; Corona, CA

• Year
• 1980–2016 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 285778

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

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 60Hz, 115 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Isolation Power Transformer N-55M - Triad Magnetics Inc.; Corona,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 3.875 x 4.625 x 5 inch / 98 x 117 x 127 mm

• Notes

• Isolation transformer with 115 VAC primary and 115 VAC secondary, 250VA.

  Essentially identical model is still available as shown on current data sheet. 

• Net weight (2.2 lb = 1 kg)
• 11 lb 14 oz (11.875 lb) / 5.391 kg

• Author
• Model page created by David Erali. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Triad Magnetics Inc.; Corona, CA