225-H Ch= P-27285

• Country
• United States of America (USA)

• Manufacturer / Brand
• Stromberg-Carlson Co. ; Rochester (NY)

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 62013

• • Brand: Te-Lek-Tor-Et

• Picture
• Schematics

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8 6K7 6Q7 25A6G 25Z6G

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• AC/DC-set / 105-125 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm

• Power out
• 2.5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 225-H Ch= P-27285 - Stromberg-Carlson Co. ;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 16 x 9 x 8 inch / 406 x 229 x 203 mm

• Notes
• The Stromberg-Carlson model 225 is an AC/DC operated 5 tube BC/Police/SW band receiver. Operates with 50-60Hz when operating from AC power.
  
  Band Frequencies:
  Broadcast Band ("Band A"): 540-1500kHz
  Police Band ("Band B"): 1450-3500MHz
  SW Band ("Band C"): 5.9-18.0MHz
  

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 8 = 1937 and before

• Mentioned in
• Table Top Radios Vol. 1 Stein 98

• Literature/Schematics (1)
• Rider's Perpetual, Volume 9 = 1938 and before

• Literature/Schematics (2)
• Radio Retailing (Radio & Television R.) (June 1937.)

• Literature/Schematics (3)
• - - Manufacturers Literature (Stromberg Carlson Datasheet P-27346 Form 2168 Issue 2)

• Other Models

• Here you find 868 models, 490 with images and 739 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stromberg-Carlson Co. ; Rochester (NY)