SFG-2020 20MHz DDS Function Generator
 
 

FEATURES
  • DDS Technology and FPGA Chip Design
  • Frequency Range:0.1Hz~20MHz
  • High Frequency Accuracy : ± 20ppm
  • High Frequency Stability : ± 20ppm
  • Frequency Resolution :100mHz
  • Low Distortion Sine Wave:-55dBc,0.1Hz~200kHz
  • Front Panel Setting Save/Recall with 10 Groups of Setting Memories


  • SPECIFICATIONS

    Based on Direct Digital Synthesized (DDS) technology and unique FPGA design, SFG-2000/2100 Series Function Generators are built with exceptionally high performance far exceeding that of any conventional function generators, at a very competitive price. Stable output frequency, low distortion, and fine frequency resolution are the most remarkable characteristics of this product series.

    MAIN

    Frequency Range
    (For Sine, Square)
    1Hz~20MHz
    Frequency Range
    (For Triangle)
    1Hz~1MHz
    Frequency Resolution
    1Hz
    Frequency Stability
    ± 20 ppm
    Frequency Accuracy
    ± 20 ppm
    Frequency Aging
    ± 5 ppm / year
    Output Function
    Sine, Square, Triangle
    Amplitude Range
    2mV~10Vpp(into 50Ωload)
    Impedance
    50Ω±10%
    Attenuator
    -20dB±1dB×2
    DC Offset
    <-5V~>+5V(into 50Ωload)
    Duty Control Range
    20% to 80%, 2Hz~1MHz (Square wave only)
    Range Resolution
    1%
    Display
    9 digits LED display

    SINE WAVE

    Harmonics Distortion
    -55dBc,0.1Hz~200kHz; -40dBc,0.2MHz~4MHz; -30dBc,4MHz~10MHz
    (Specification applied to both TTL/CMOS OFF and from MAX. to 1/10 level)
    Flatness (Relative to 1kHz)
    <± 0.3dB,0.1Hz~1MHz; < ± 0.5dB,1MHz~4MHz; < ± 2dB, 4MHz~10MHz

    TRIANGLE WAVE

    Linearity
    ≧98%H,0.1Hz~100kHz;≧95%,100kHz~1MHz

    SQUARE WAVE

    Symmetry
    ± 1% of period +4ns to 0.1Hz??100kHz
    Rise or Fall Time
    ≦25ns at maximum output.(into 50Ωload)

    CMOS OUTPUT

    Level
    4Vpp±1Vpp~15Vpp±1Vpp adjustable; Rise or Fall Time ≦120ns

    TTL OUTPUT

    Level
    ≧3Vpp ; Fan Out; 20 TTL load ; Rise or Fall Time ≦25ns
    STORE/RECALL FUNCTION
    10 groups of Setting memories
    POWER SOURCE
    AC115V±10%, AC 230V+10%/-15%, 50/60Hz

    ACCESSORIES

    Instruction manual×1
    Power Cord x 1
    GTL-101× 1
    DIMENSION & WEIGHT
    266(W)×107(H)×293(D) mm
    Approx. 3.1kg

     
     
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