• Country
• Japan

• Manufacturer / Brand
• Advantest Corporation; Tokio.

• Year
• 1997 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 222652

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 100-240 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Spectrum Analyzer R3131 - Advantest Corporation; Tokio.

• Dimensions (WHD)
• 424 x 177 x 300 mm / 16.7 x 7 x 11.8 inch

• Notes
• The R3131 is a spectrum analyzer that provides the user with highly stable spectrum analysis using the synthesized local method.
  The key features of the R3131 spectrum analyzer are listed below.
  (1) Frequency Range: 9kHz to 3GHz, Frequency span: Zero, 50kHz to 3GHz.
  (2) Frequency counter function with a resolution of 1Hz.
  (3) A power measurement function useful for evaluating radio instruments using easurements such as occupied bandwidth (OBW), adjacent channel power (ACP), channel power, etc.
  (4) An auto tuning function that searches for a signal with the maximum input level.
  (5) Save and recall functions which you can use to store measurement conditions and data in TEXT format.
  (6) A 3.5-inch floppy disk drive which you can use to save screen images in BMP format.
  (7) Support for ESC/P, ESC/P-R and PCL compatible printers.
  (8) Remote control capabilities which allow you to setup an automatic measurement system. This remote control function complies with GPIB and RS-232 specifications. During operation, the power supply automatically switches between input voltage levels of 100VAC and 200VAC

• Net weight (2.2 lb = 1 kg)
• 12 kg / 26 lb 6.9 oz (26.432 lb)

• Source of data
• - - Manufacturers Literature

• Author
• Model page created by Antonio Marra. See "Data change" for further contributors.

• Other Models

• Here you find 4 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Advantest Corporation; Tokio.