• Country
• United States of America (USA)

• Manufacturer / Brand
• Sencore; Sioux Falls (SD)

• Year
• 1981 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 172474

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 105-130 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Ringer Yoke & Flyback Tester YF33 - Sencore; Sioux Falls SD

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 140 x 220 x 85 mm / 5.5 x 8.7 x 3.3 inch

• Notes
• Yoke & Flyback Tester and Sweep Circuit Analyzer.

• Net weight (2.2 lb = 1 kg)
• 0.950 kg / 2 lb 1.5 oz (2.093 lb)

• Author
• Model page created by Carlos A. Pieroni-García. See "Data change" for further contributors.

• Other Models

• Here you find 64 models, 62 with images and 39 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sencore; Sioux Falls (SD)