• Country
• Great Britain (UK)

• Manufacturer / Brand
• Invicta Radio Ltd.; Cambridge, London

• Year
• 1961

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 104919

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

• Number of Transistors
• 6

• Semiconductors
• NKT152 NKT153 NKT154 NKT254 NKT251 NKT251

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz; 2 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 9 Volt

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

• from Radiomuseum.org
• Model: 322 [Early] - Invicta Radio Ltd.; Cambridge,

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

• Notes
• Portable radio fitted with aerial socket. Battery type PP7. Price £12.4s.5d. plus Tax.

• Price in first year of sale
• 12.00 GBP

• Mentioned in
• -- Original-techn. papers.

• Literature/Schematics (1)
• Trader Sheet 1552

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 117 models, 68 with images and 82 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Invicta Radio Ltd.; Cambridge, London