• Country
• Germany

• Manufacturer / Brand
• Bellophon; Berlin

• Year
• 1959 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 102676

• Number of Tubes
• 3

• Valves / Tubes
• EAA91 ECC40 AZ41 STV150/30 STV150/30

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Tonfrequenz-Röhrenvoltmeter Rvm. 701 - Bellophon; Berlin

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 230 x 185 x 115 mm / 9.1 x 7.3 x 4.5 inch

• Notes
• Tonfrequenz-Röhrenvoltmeter 30 Hz-40 kHz. Neun Bereiche von 0-1000 V_eff. R_in = 1 MOhm, C_in = 30 pF.

• Mentioned in
• Arlt radio elektronik 1960

• Author
• Model page created by Otto Frosinn. See "Data change" for further contributors.

• Other Models

• Here you find 13 models, 8 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bellophon; Berlin