• Country
• Great Britain (UK)

• Manufacturer / Brand
• Marconi Instruments, Marconi-Ekco (MI, MEI)

• Year
• 1970 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 108974

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

• Number of Transistors
• 25

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Line / Batteries (any type)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: RF Electronic Voltmeter TF2603 - Marconi Instruments, Marconi-

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 200 x 290 x 310 mm / 7.9 x 11.4 x 12.2 inch

• Notes
• Transistorised version. Useful from 10 kHz to 3000 MHz. Sensitive to 0.1 mV. Ranges from 1 mV to 3 V Full Scale. Military version available with front cover and different accessories.
  Supply from 20-32V DC, or 95-132 V AC, or 190-265 V AC (45-500 Hz).

• Net weight (2.2 lb = 1 kg)
• 10.7 kg / 23 lb 9.1 oz (23.568 lb)

• Price in first year of sale
• 370.00 GBP

• Source of data
• - - Data from my own collection

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

• Author
• Model page created by Roy Johnson. See "Data change" for further contributors.

• Other Models

• Here you find 94 models, 81 with images and 39 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marconi Instruments, Marconi-Ekco (MI, MEI)