• Country
• United States of America (USA)

• Manufacturer / Brand
• Weston Electrical Instrument Co.; Newark, N.J.; (Jewell Electrical Instrument Co.; Chicago, IL)

• Year
• 1933

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 66605

• • alternative name: Jewell

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

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Tube Checker 674 - Weston Electrical Instrument

• Shape
• Tablemodel, slant panel.

• Notes

• The Weston 674 Tube Checker was announced as "new" in 1933 advertising. Tests second plate and cathode leakage. Has ;ine voltage adjustment.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 4 = ca. 1934 and before

• Mentioned in
• QST (October 1933 page 95)

• Literature/Schematics (1)
• Riders 4-2

• Other Models

• Here you find 188 models, 163 with images and 99 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Weston Electrical Instrument Co.; Newark, N.J.; (Jewell Electrical Instrument Co.; Chicago, IL)