• Country
• Great Britain (UK)

• Manufacturer / Brand
• Hatfield Instruments Ltd.; Plymouth, Devonshire

• Year
• 1970 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 350367

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Switched Attenuator 2120 - Hatfield Instruments Ltd.;

• Shape
• Tablemodel, with any shape - general.

• Notes

• 0 – 100 dB, 600 Ω. 0.5 watt,  Switched Attenuator.

• Author
• Model page created by Michael Ludwigs. See "Data change" for further contributors.

• Other Models

• Here you find 4 models, 4 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hatfield Instruments Ltd.; Plymouth, Devonshire