• Country
• Germany

• Manufacturer / Brand
• Sennheiser Electronic (Labor W); Wennebostel

• Year
• 1955 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 77840

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

• Number of Tubes
• 4

• Valves / Tubes
• EF804 EF804 EF80 EF80 STV150/15

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110, 125, 250 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Labor W, Röhrenvoltmeter RV54 - Sennheiser Electronic Labor W;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 260 x 190 x 130 mm / 10.2 x 7.5 x 5.1 inch

• Notes

• Tonfrequenz-Röhrenvoltmeter mit 11 Messbereichen von 3 mV bis 300 V bzw. -70 bis +52 dB, umschaltbar auf Kopfhörerausgang. Frequenzbereich 20 Hz - 150 kHz.

  Siehe auch:
  • Sennheiser RV54
  • Grundig (H&B) RV54

• Net weight (2.2 lb = 1 kg)
• 4.8 kg / 10 lb 9.2 oz (10.573 lb)

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Bernd Pötzsch. See "Data change" for further contributors.

• Other Models

• Here you find 295 models, 280 with images and 135 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sennheiser Electronic (Labor W); Wennebostel