SW-54

• Country
• United States of America (USA)

• Manufacturer / Brand
• National Company; Cambridge & Malden (MA)

• Year
• 1951–1958

• Category
• Amateur-Receiver (amateur bands, may include broadcast bands)

• Radiomuseum.org ID
• 49625

• • alternative name: National Toy Co.
  • Brand: Thrillbox

• Picture
• Schematics

Previous Next

Previous Next

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

• Number of Tubes
• 5

• Valves / Tubes
• 12BE6 12BA6 12AV6 50C5 35Z5 or 35Z5GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• AC/DC-set / 117V = 105 -130 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Power out
• 1.8 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: SW-54 - National Company; Cambridge &

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 279 x 178 x 178 mm / 11 x 7 x 7 inch

• Notes

• National model SW-54 is an AC-DC operated multi-band superheterodyne receiver.
  coverage 540 kHz - 30 MHz, AM, CW (BFO).

• Net weight (2.2 lb = 1 kg)
• 5.8 kg / 12 lb 12.4 oz (12.775 lb)

• Price in first year of sale
• 50.00 $

• External source of data
• Ernst Erb

• Source of data
• Communications Receivers

• Circuit diagram reference
• Rider's Perpetual, Volume 22, covering 1951

• Mentioned in
• Shortwave Receivers - Past & Present (3rd ed.)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 8-51, Set 141, Folder 9)

• Literature/Schematics (2)
• Montgomery Ward Catalogs (Wards, Airline) (Fall/Winter 1951/52, page 702. Spring/Summer 1952, page 604. Fall/Winter 1954/55, page 665.)

• Other Models

• Here you find 446 models, 285 with images and 189 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from National Company; Cambridge & Malden (MA)