5L1U Ch= HS-224

• Country
• United States of America (USA)

• Manufacturer / Brand
• Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

• Year
• 1949

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 49013

• Picture
• Schematics

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1U4 1U5 3S4

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line / Batteries (any type) / AC/DC 110-120/ 67.5 & 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 5L1U Ch= HS-224 - Motorola Inc. ex Galvin Mfg.Co

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

• Notes
• Color:Tan .
  Caution: Beitman´s schematic is not really correct. The chassis HS-224 uses a 5PDT switch (mains / battery selector), not a 4PDT as in the HS-250 depicted in Beitmans schematic diagram.

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios (6th edition)

• Circuit diagram reference
• Rider's Perpetual, Volume 21, Copyright 1950

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 7-50, Set 100, Folder 7)

• Other Models

• Here you find 4655 models, 2982 with images and 4154 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)