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SFG-2104 : 4MHz DDS Function Generator with Counter, Sweep & AM, FM Modulation

   

    
         
 

 

                SFG-2104

 


  • DDS Technology and FPGA Chip Design
  • Frequency Range:0.1Hz~4MHz
  • 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
  • Build-in 6 Digits 150MHz/High Resolution Counter
  • INT/EXT AM/FM Modulation
  • LIN/LOG Sweep Mode

 

 

           
 

Specifications

           
   MAIN Frequency  Range (For Sine, Square) 0.1Hz ~ 4MHz    
  Frequency  Range (For Triangle) 0.1Hz ~ 1MHz    
                        Resolution 0.1Hz  
                           Stability   + 20ppm    
                        Accuracy      + 20ppm    
                        Aging   + 5ppm / year    
  Output Function   Sine, Square, Triangle    
  Amplitude Range   10Vpp (into 50Ω load)     
  Flatness (Sine wave relative to 1kHz) <+0.3dB, 0.1Hz~1MHz; <+0.5dB, 1MHz~4 MHz; <+ 2dB, 4MHz~10MHz   
  Impedance   50Ω + 10%    
  Attenuator   -20dB + 1dB x 2    
  DC Offset   < -5V ~ > +5V (into 50Ω load)    
  Duty Control  Range 20% to 80% below 1MHz (Square wave only)    
                           Resolution 1%      
  Display 9 digits LED display  

   SINE WAVE Harmonics Distortion   -55dBc, 0.1Hz~200kHz; -40dBc, 0.2MHz~4MHz; -30dBc, 4MHz~10MHz
(Specification applied from MAX. to 1/10 level)

   TRIANGLE WAVE    Linear         ≥98%, 0.1Hz~100kHz; ≥95%, 0.1Hz~1MHz

   SQUARE  WAVE      Symmetry +1% period   +4ns to 0.1Hz~100Hz; Rise or Fall Time
≤25ns at maximum output. (into 50Ω load)

   CMOS OUTPUT  Level   4Vpp+1Vpp~ 14.5Vpp+0.5Vpp adjustable; Rise or Fall Time; ≤120ns  

   TTL OUTPUT     Level ≥3Vpp; Fan Out; 20 TTL load; Rise or Fall Time; ≤25ns  

   SWEEP                     Rate   100:1 ratio max. and adjustable  
                                     Time                                                                   0.5 sec ~ 30 sec adjustable
                                      Mode   Lin./Log switch selector

 
   AMPLITUDE
   MODULATION
 
 Depth & MOD. Frequency
 Carrier BW
 EXT Sensitivity
  0~100%; 400Hz (INT), DC~1MHz (EXT)
100Hz ~ 5MHz (-3dB)
≤ 10Vpp for 100% modulation

   FREQUENCY             Deviation & MOD. Frequency
   MODULATION          EXT Sensitivity
0~+5%; 400Hz (INT), 1kHz (EXT)
≤ 10Vpp for 10% modulation
 
   FREQUENCY             Range                                                                5Hz~150MHz   
    COUNTER                 Accuracy                                                         
Time base accuracy +1 count
                                       Time Base                                                       
+20ppm (23
C + 5C) After; 30 minutes warm up  
                                       Resolution                                                       
The maximum resolution is 10nHz for 1Hz and 0.1Hz for 100MHz
                                       Input Impedance                                             1MΩ/150pf
                                       Sensitivity                                                         ≤ 35m Vrms (5Hz~100MHz);   ≤ 45m Vrms (100MHz~150MHz)
 

 
   STORE/RECALL       Size
  
FUNCTION    
  10 groups of Setting memories  

   POWER SOURCE     AC 115V, 230V+15%, 50/60Hz

   ACCESSORIES

 
 DIMENSION & WEIGHT
Instruction Manual x 1, Power cord x 1, GTL-101 x 2

107(W)x266(H)x293(D) m/m; Approx. 3.2kg
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Copyright (C) 2006 SC INTERNATIONAL RESEARCH CO., LTD. All Rights Reserved.
63/2772 Rajpattana Road, Sapansung, Sapansung, Bangkok 10240
Tel. (66)0-2948-7398 Fax (66)0-2948-7398

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