• Country
• United States of America (USA)

• Manufacturer / Brand
• Harman Kardon; New York

• Year
• 1968 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 351269

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superhet with RF-stage

• Wave bands
• FM Broadcast Band Only

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

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

• Power out
• 30 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Nocturne Seven Twenty - Harman Kardon; New York

• Shape
• Book-shelf unit.

• Notes

• Early solid state receiver, with germanium transistors and driver transformers.

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 298 models, 257 with images and 129 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Harman Kardon; New York