Advantest R3261A 9 kHz to 2.6 GHz Spectrum Analyzer

Technical indicators

Frequency characteristics

Measurement frequency range :9kHz~ 2.6ghz

Resolution of center frequency setting :1Hz

Center frequency display accuracy:

The span is less than or equal to 2MHz

Plus or minus (2% of the span + center frequency * reference oscillator accuracy +50kHz) span >2MHz

Reference oscillator: by internal or external input switch (10 MHz)

Internal reference oscillator stability: plus or minus 2 x 10?Per day, plus or minus 2 times 10 minus 8 per year

Frequency span:

Linear mode: 1kHz~ 2.6ghz and 0

Logarithmic mode: choose the decimal system of 1,2 or 3 between 10kHz and 1000MHz

Frequency span accuracy:

It's less than or equal to the plus or minus 3% of the span, >, 2MHz

The span is greater than or equal to 2MHz

Frequency stability:

Residual FM:

50khzp-p or less span >10MHz

2khzp-p or less 10MHz is greater than or equal to >2MHz span

20kHzp minus p or less is less than or equal to 2MHz

Frequency drift :300Hz/min or less

The span of 2 MHZ or less

Sideband noise: offset at 20kHz less than or equal to 3.0ghz is less than or equal to -105dbc /Hz

At 20kHz, the deviation is less than or equal to 3.6ghz and less than or equal to minus 101dBc/Hz

Resolution:

3dB bandwidth: 30Hz to 1MHz, adjustable in 1 to 3 steps

6dB bandwidth: 200Hz,9kHz,120kHz

Selective: 15:1 or less (60 db: 3 db)

Bandwidth accuracy: less than 20%

Cursor accuracy:

Standard mode: center frequency display accuracy + span accuracy

Counter mode: display frequency x reference oscillator precision plus or minus 1 digit

Range of indicators

Range of amplitude measurement: -130dbm ~+25dBm

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