• Country
• United States of America (USA)

• Manufacturer / Brand
• Philco, Philadelphia Stg. Batt. Co.; USA

• Year
• 1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 85733

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

• Number of Tubes
• 5

• Valves / Tubes
• 7A8 14A7 14B6 50A5 35Z5GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 115 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 48-250 Transitone Code 121 - Philco, Philadelphia Stg. Batt

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 290 x 190 x 170 mm / 11.4 x 7.5 x 6.7 inch

• Notes
• Color: Walnut. Similar to Code 122 but with Electrodynamic Speaker.

• Circuit diagram reference
• Rider's Perpetual, Volume 18 = 1949 and before

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 1-48, Set 32, Folder 17)

• Author
• Model page created by Juan Antonio Pardo-Alonso. See "Data change" for further contributors.

• Other Models

• Here you find 4006 models, 2205 with images and 3656 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA