• Country
• United States of America (USA)

• Manufacturer / Brand
• Heathkit (Brand), Heath Co.; Benton Harbor (MI)

• Year
• 1970–1978

• Category
• Amateur Equipment (Other, but not Key)

• Radiomuseum.org ID
• 73789

• • alternative name: Heath Company

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

• Number of Tubes
• 2

• Valves / Tubes
• 3-500Z 3-500Z

• Main principle
• Radio Frequency Amplification only

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 120; 240 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: 2kW Linear Amplifier SB-220 - Heathkit Brand, Heath Co.;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 380 x 210 x 370 mm / 15 x 8.3 x 14.6 inch

• Notes
• Heathkit HF-Linear-Amplifier SB-220.
  Grounded grid linear power amplifier for 80 to 10 meters HAM bands. Driver power ca. 100 W, P_out: abt. 1200 W.

• Net weight (2.2 lb = 1 kg)
• 25 kg / 55 lb 1.1 oz (55.066 lb)

• Price in first year of sale
• 370.00 USD

• Source of data
• -- Original prospect or advert

• Mentioned in
• Heathkit: A Guide to Amateur Radio Products

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

• Other Models

• Here you find 713 models, 697 with images and 502 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Heathkit (Brand), Heath Co.; Benton Harbor (MI)