• Country
• Great Britain (UK)

• Manufacturer / Brand
• Eddystone (Brand), Stratton and Co., Ltd., Eddystone Radio Ltd.; Birmingham

• Year
• 1948 ?

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 356002

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

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: 10 MHz Output Unit 728 - Eddystone Brand, Stratton and

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 38 x 77 x 50 mm / 1.5 x 3 x 2 inch

• Notes

• Model 728 is a special IF output transformer for use with VHF converters, such as that described in "The Eddystone 145 Mc/s Guide", published in 1948. It comprises one tuned winding with an adjustable ferrite core and one low-impedance output winding. It is designed to ensure the optimum transfer of energy from the converter to the associated receiver, the latter being tuned to a frequency near 10 MHz.

  Primary connections: HT, A.
  Secondary connections: OUT, E.

  Plated brass screening can.

• Net weight (2.2 lb = 1 kg)
• 0.090 kg / 0 lb 3.2 oz (0.198 lb)

• Mentioned in
• - - Manufacturers Literature

• Author
• Model page created by Bruce Taylor. See "Data change" for further contributors.

• Other Models

• Here you find 255 models, 125 with images and 46 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Eddystone (Brand), Stratton and Co., Ltd., Eddystone Radio Ltd.; Birmingham