• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Shack (Tandy, Realistic, Micronta); USA

• Year
• 1975 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 219981

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

• Number of Transistors
• 1

• Semiconductors
• 2SB134

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / 4 x 1.5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Micronta Signal Injector 22-4032 - Radio Shack Tandy, Realistic,

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 1.5 x 4.75 x 1.5 inch / 38 x 121 x 38 mm

• Notes

• Hand-held signal injector suitable for signal tracing in AF, IF and RF circuits.  A miniature transistor oscillator is built into the probe.

  Made in Japan

• Source of data
• - - Manufacturers Literature

• Author
• Model page created by George Papaiz. See "Data change" for further contributors.

• Other Models

• Here you find 1299 models, 1181 with images and 117 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA