• Country
• United States of America (USA)

• Manufacturer / Brand
• Precise Development Corp.; Oceanside, Mineola, NY

• Year
• 1959

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 136562

• Number of Tubes
• 9

• Valves / Tubes
• 12AX7 12AX7 12AX7 12AU7 6BQ5 6BQ5 6BQ5 6BQ5 6CA4

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• - For headphones or amp.

• Power out
• 40 W (80 W max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: Integra Mark XXIV - Precise Development Corp.;

• Shape
• Book-shelf unit.

• Notes
• AC operated tube stereo amplifier.

• Price in first year of sale
• 99.95 USD

• Mentioned in
• -- Original prospect or advert (Audio (magazine), May 1959, page 37)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 542, Folder 11, October 1961)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 45 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Precise Development Corp.; Oceanside, Mineola, NY