• Country
• United States of America (USA)

• Manufacturer / Brand
• Harman Kardon; New York

• Year
• 1959 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 109589

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

• Number of Tubes
• 10

• Valves / Tubes
• 12AX7 12AX7 12AU7 12AX7 12AU7 6BQ5 6BQ5 6BQ5 6BQ5 5AR4

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 105 - 125 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Metal case

• from Radiomuseum.org
• Model: A-224 "The Trio" - Harman Kardon; New York

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 350 x 110 x 280 mm / 13.8 x 4.3 x 11 inch

• Notes
• Top quality stereo power amplifier. Four inputs selectable: phono low, phono high, tuner, aux. Treble and bass controls.
  Amplificatore finale sterefonico da collegare al sintonizzatore mod. DUET. Quattro ingressi commutabili, phono low, phono hi, tuner, aux 1. controllo toni alti e bassi.

• Net weight (2.2 lb = 1 kg)
• 18 lb 0 oz (18 lb) / 8.172 kg

• Price in first year of sale
• 100.00 $

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 3-59, Set 436, Folder 7)

• Literature/Schematics (2)
• Radio Shack Catalog (1959; page 13)

• Author
• Model page created by Giuseppe Antonio Tusini. See "Data change" for further contributors.

• Other Models

• Here you find 297 models, 257 with images and 126 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Harman Kardon; New York