• Country
• Denmark

• Manufacturer / Brand
• Brüel & Kjær; Nærum

• Year
• 1975

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 288200

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Power type and voltage
• Batteries / addl. power jack / 3× 1,5 / 4-8 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Octave Filter Set 1613 - Brüel & Kjær; Nærum

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 118 x 155 x 75 mm / 4.6 x 6.1 x 3 inch

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 63 models, 61 with images and 15 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Brüel & Kjær; Nærum