• Country
• United States of America (USA)

• Manufacturer / Brand
• Clough-Brengle Co., Chicago (IL)

• Year
• 1930 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 121348

• Number of Tubes
• 1

• Valves / Tubes
• 71A

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Valve Tester 225 - Clough-Brengle Co., Chicago IL

• Net weight (2.2 lb = 1 kg)
• 5.5 kg / 12 lb 1.8 oz (12.115 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Nigel Hulse. See "Data change" for further contributors.

• Other Models

• Here you find 45 models, 42 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Clough-Brengle Co., Chicago (IL)