• Country
• United States of America (USA)

• Manufacturer / Brand
• Keithley Instruments Inc.; Cleveland (OH)

• Year
• 1962 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 162747

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: DC Tube Voltmeter 610 A - Keithley Instruments Inc.;

• Shape
• Tablemodel, slant panel.

• Notes
• 0-100 V, Precision:+/- 2%.

• Source of data
• -- Other type before this -same/similar characteristics - see exchange.

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

• Other Models

• Here you find 38 models, 33 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Keithley Instruments Inc.; Cleveland (OH)