• Country
• United States of America (USA)

• Manufacturer / Brand
• Sonar Radio Corp.; New York

• Year
• 1965 ??

• Category
• RF (Radio Frequency-) Amplifier

• Radiomuseum.org ID
• 131674

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• Radio Frequency Amplification only

• Wave bands
• Short Wave (SW only)

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Linear Amplifier BR-21 [117 V Version] - Sonar Radio Corp.; New York

• Shape
• Tablemodel, with any shape - general.

• Notes
• Sonar BR-21 Linear Amplifier. Covers 25 to 32 MHz.

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

• Other Models

• Here you find 20 models, 16 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sonar Radio Corp.; New York