• Country
• United States of America (USA)

• Manufacturer / Brand
• National Radio Institute (NRI); Washington, DC

• Year
• 1947 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 120364

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

• Number of Tubes
• 3

• Valves / Tubes
• 6BE6 6SN7 5Y3

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 110 - 120 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Signal Generator 88 - National Radio Institute NRI;

• Shape
• Tablemodel, slant panel.

• Dimensions (WHD)
• 12 x 10.25 x 8.25 inch / 305 x 260 x 210 mm

• Notes

• Provides 170 kHz to 60 MHz on fundamentals (120 MHz harmonics) in six ranges, attenuator, internal 400 Hz, external or non modulation selectable.

  Advertised in NRI National Radio News Oct-Nov 1948.

• Net weight (2.2 lb = 1 kg)
• 14 lb (14 lb 0 oz) / 6.356 kg

• Price in first year of sale
• 39.85 USD

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 20 models, 20 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from National Radio Institute (NRI); Washington, DC