• Country
• People's Republic of China

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: China

• Year
• 2015 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 341133

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Batteries / addl. power jack / Ni-MH AAA: 3 x 1.2 / USB 5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Frequency Counter - RF Meter IBQ102 - Unknown - CUSTOM BUILT: China

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

• Dimensions (WHD)
• 55 x 85 x 24 mm / 2.2 x 3.3 x 0.9 inch

• Notes

• The IBQ102 Frequency Counter is a portable pocket sized unit with two frequency ranges, while the IBQ101 features only the higher range.

  Main specifications

  • Frequency range
    • Lower range: 10 Hz - 100 MHz
      • Impedance: 1 MΩ, 30 pF
      • Sensitivity:
        • < 30 mV @ 10 Hz - 50 MHz
        • < 35 mV @ 50 MHz - 100 MHz
      • LSD: 100 Hz / 1 s
    • Higher range: 50 MHz - 2.6 GHz
      • Impedance: 50 Ω, VSWR < 2:1
      • Sensitivity: 
        • < 5 mV @ 100 MHz
        • < 5 mV @ 400 MHz
        • < 15 mV @ 1 GHz
      • LSD: 1 Hz / 1 s 
      • RF signal strength indicator (bar graph and digital dBm)
  • Gate: 0.01 s, 0.1 s, 1 s
  • Time base: < +/- 5 ppm
  • Operation features
    • Hold reading
    • Save reading
    • View (recall) reading
    • Battery indicator
  • Power supply
    • 3 x AAA Ni-MH rechargeable batteries
    • USB port 5 VDC charging and operation port
  • Accessories
    • UHF antenna with SMA socket
    • AC USB adapter with USB cable
  • User Guide in Chinese and English

   

  See also the similar Yaege FC-1

   

• Author
• Model page created by Jose Mesquita. See "Data change" for further contributors.

• Other Models

• Here you find 525 models, 503 with images and 29 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: China