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Product Details

  • GA1484A-GA1484B

    GA1484A-GA1484B
    Signal Generator

    GA1484 is a high end signal generator designed and manufactured to create high frequency and stable signals capable of testing your very best devices and designs. It offers industry-leading performance, features and low cost of ownership.

    User Manual

    GA1484A-GA1484B Introduction

    　
    GA1484A/ GA1484B：
    250kHz ~ 4.0GHz
     

    Summary

    GA1484 is a high end signal generator designed and manufactured to create high frequency and stable signals capable of testing your very best devices and designs. It offers industry-leading performance, features and low cost of ownership.
    GA1484 generate the essential signals for parametric and functional testing of components and receivers. Frequency ranges extend from 250 kHz up to 4 GHz.
    The performance of the signal generator is called the benchmark of similar products in the market and they can meet your demands for design and manufacturing. An ideal instrument from the educational labs to high-end R&D labs.

    Features
    • Modulation: AM, FM, Phase Modulation and Pulse
    • Superior Phase Noise: <-95dBc/Hz@20kHz (Carrier wave 1GHz) - GA1484A

                             <-115dBc/Hz@20kHz (Carrier wave 1GHz) - GA1484B

    • Output Range :-127 ~ +13dBm
     

        

    Technical Specification

    Frequency
             
      Range 250kHz ~ 4.0GHz    
      Resolution 0.1 Hz    
    Internal Reference Oscillator
        GA1484A GA1484B  
      Stability < ±1ppm < ±0.1ppm Temp. from 0 to 45°C
      Aging < ±1ppm/year < ±0.1ppm/year  
    Time base Reference Output
             
      Frequency 10MHz    
      Amplitude >0.35Vrms    
      Connector BNC female, 50Ω    
    EXT Reference Input
             
      Frequency 10 MHz    
      Amplitude 0.5 ~ 2Vrms    
      Connector BNC female，50Ω    
    RF Output
             
      Power Range -127 ~ +13dBm    
      Resolution 0.01 dB    
      Accuracy < ±1 dB   -120dBm ≤power≤+13dBm, Temp. From 20°C to 30°C, ALC ON
      VSWR <1.8   power< 0dBm, typical value
      Connector N type female, 50Ω   nominal value
    Spectral Purity
        GA1484A GA1484B  
      SSB Phase Noise < -95dBc/Hz < -115dBc/Hz Typical value: Carrier Frequency 1GHz; Offset 20 kHz
      Residual FM(ON CW) < 30 Hz peak < 10 Hz peak CW, Carrier frequency 1GHz;
    Bandwidth from 0.3 to 3 kHz
    Others
             
      Harmonics < -30dBc    
      Non-harmonics < -50dBc    
                   
     
    Amplitude Modulation
             
      Temp. Range 0 to 100%   Temp. From 0 to 45°C
      Resolution 0.1%    
      Rate 20 Hz to 20 kHz    
      Accuracy < (set 5%+0.2%)   1 kHz modulation rate,
    Output: 0dBm,
    60% modulation depth (only GA1484A) / 80%modulation depth (only GA1484B)
      Distortion <2%   1 kHz modulation rate,
    Output: 0dBm,
    60% modulation depth (only GA1484A) / 80%modulation depth (only GA1484B)
    Frequency Modulation
        GA1484A GA1484B  
      Frequency Offset Range 20 Hz to 100 kHz    
      Resolution < 1%   min1 Hz
      Frequency Modulation 20 Hz to 80 kHz    
      Accuracy < (set 5%+0.2%)   1kHz modulation rate
      Distortion < 1% < 0.1% 1kHz modulation rate
    50 kHz offset
      Frequency Offset Accuracy < (Set 5%+200 Hz)   1kHz frequency rate,
    50 kHz offset
      Carrier Frequency offset < 200 Hz   Reference to carrier frequency, external model
    Phase Modulation
        GA1484A GA1484B  
      Phase offset range 0 ~ 10rad   Modulation rate < 10 kHz
      0 ~ 5rad   Modulation between 10 kHz and 20 kHz
      Resolution < 1%    
      Modulation Frequency 300 Hz to 20 kHz    
      Accuracy < set 5%+ 0.2rad )   1 kHz modulation rate
      Distortion < 1.5% < 0.1% 1 kHz modulation rate,
    5rad offset
               
     
    Pulse Modulation
        GA1484A GA1484B  
      On/off ratio > 60 dB > 80 dB  
      Rise /fall time < 60ns < 50ns  
      Pulse width 400ns to 1 s    
      Pulse cycle 1us to 2 s    
      Time resolution 100ns    
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