• Country
• United States of America (USA)

• Manufacturer / Brand
• Raytheon Mfg. Co.; Cambridge, MA

• Year
• 1955 ??

• Category
• Television- and Radio Receiver, perh. also + Rec. etc. (TV Radio)

• Radiomuseum.org ID
• 349380

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

• Number of Tubes
• 25

• Valves / Tubes
• 6BK7 12AT7 6CB6 6AU6 6CB6 6AU6 6AL5 6AU6 6AL5 6AV6 6V6 12AT7 6V6 6BE6 6AU6 6SN7 6V6 6AL5 6SN7 6BQ6 6AX4 6BQ6 1B3 5U4 21FP4A

• Main principle
• Superhet with RF-stage

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC)

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

• from Radiomuseum.org
• Model: Radio - TV Set 21T3 - Raytheon Mfg. Co.; Cambridge,

• Notes

• Black/white Radio/TV with VHF, UHF and AM.
  The UHF and AM tuners are highlighted on the uploaded tubes location drawing.
  However, the calibration information does not contain any indication regarding UHF and AM.
  The diagram indicates only the VHF tuner, the UHF input in medium frequency and the Phono input.
  Anyway, two switches indicate "Phono" "MA Audio" "VHF" "UHF".
  21 inch picture tube with 70° deflection.
   

• Mentioned in
• -- Schematic (“Televisori Commerciali” E. Costa U. Hoepli editor, Italy vol. I, II edition 1962.)

• Author
• Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

• Other Models

• Here you find 324 models, 152 with images and 240 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Raytheon Mfg. Co.; Cambridge, MA