• Country
• Great Britain (UK)

• Manufacturer / Brand
• Marconi Scientific Instrument Co. LTD.,The; London

• Year
• 1962 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 330226

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

• Number of Transistors
• 5

• Semiconductors

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Dry Batteries / 22.5 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Oscilloscope Pre-Amplifier TM6591 - Marconi Scientific Instrument

• Shape
• Tablemodel, with any shape - general.

• Notes

• Used in conjunction with an oscilloscope, it enables precise observations and measurement of 200 µV waveforms from low impedance sources. Many and various applications explained in the original article, like outputs of industrial transducers, pressure pick-ups, residual ripple in power supplies, etc.
  Covers the frequency range 3kHz to 100kHz with voltage gain of 10x or 100x.

• Mentioned in
• Electronic Engineering, volume 34, April 1962

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

• Other Models

• Here you find 36 models, 36 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marconi Scientific Instrument Co. LTD.,The; London