• Country
• United States of America (USA)

• Manufacturer / Brand
• Fisher Radio; New York (NY)

• Year
• 1960–1971

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 27137

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

• Number of Tubes
• 3

• Valves / Tubes
• 7247 7025 7025

• Number of Transistors

• Semiconductors
• Selenium-Rectifier

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Dynamic Spacexpander K-10 - Fisher Radio; New York NY

• Shape
• Chassis only or for «building in»

• Notes
• Hallgerät. Verzögerungszeit: 33 ms, Abklingzeit: max. 2 s bei 300 Hz, Verstärkung: 0 dB.
  Vertrieb in D über ELAC.

• Price in first year of sale
• 540.00 DM

• External source of data
• erb

• Source of data
• Handbuch VDRG 1967/1968

• Other Models

• Here you find 591 models, 504 with images and 204 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Fisher Radio; New York (NY)