Frequency intercommunity Frequency range 0.5Hz ~ 3MHz，With five digits LED display，Maximum resolution 0.001Hz，it is divided into six file, and use the rotary switch to selection Input waveform Totally have six wave form : Oblique wave, triangle wave, sine wave, square wave, is pulse wave and negative pulse. knobbing switch can directly choose output stability 0.1%-In the boot after 15 minutes. 0.2%-In the boot after 24 hours Dc offset (DC OFFSET) Continuous variable、 switch isolation dc; Maximum range + - 10V(unloaded)， + - 5V(50Ωload) Oblique wave Frequency range 0.5Hz ~ 2.5MHz，With five digits LED display Maximum resolution 0.001Hz Symmetry proportion Compare with 15%( Decline range) ,the 85%( Up band)＜5%(1Hz ~ 100KHz) Rising wave linear ＜1%(1Hz ~ 100KHz) Triangular wave Frequency range 0.5Hz ~ 3MHz，With five digits LED display Maximum resolution 0.001Hz Symmetry proportion Compare with 15%( Decline range) ,the 50%( Up band)＜5%(1Hz ~ 100KHz) Linear ＜1%(1Hz ~ 100KHz) sine wave. Frequency range 0.5Hz ~ 3MHz，With five digits LED display Maximum resolution 0.001Hz symmetry Compare with 50%( Decline range) ,the 50%( Up band)＜5%(1Hz ~ 100KHz) distortion ＜1% to 100KHz Harmonic proportion ＜30dB to 3MHz Frequency response ＜0.1dB to 100MHz ＜1dB to 3MHz Square wave Frequency range 0.5Hz ~ 3MHz，With five digits LED display Maximum resolution 0.001Hz symmetry Compare with 50%( Negative half cycle) ,the 50%( The positive half cycle)error＜1% to 100KHz Rise time ＜60nS Is pulse wave Frequency range 0.5Hz ~ 2.5MHz，With five digits LED display Maximum resolution 0.001Hz Is pulse width 0.4sec ~ 100nS(Continuous adjustable) symmetry Compare with 85%( Negative baseline),the 15%( Is pulse wave)error 5% to 100KHz Rise time ＜60nS Negative pulse wave Frequency range 0.5Hz ~ 2.5MHz，With five digits LED display Maximum resolution 0.001Hz Negative pulse width 0.4sec~100nS Symmetry Compare with 15%( Negative pulse wave) ,the 85%( Is base)error＜5% to100KHz fall time ＜60nS Synchronous output end Output impedance 50Ω，error＜2% Max output 20Vp-p(Unloaded )，0.05Vp-p(50Ωload) error： + - 0.5V Min output 0.1Vp-p(unloaded)，0.05Vp-p(50Ωload) Attenuator -20dB An Attenuation switch ; Attenuation error:＜2% Synchronous output end Output level TTL level，＞3Vp-p Fixed amplitude Fan three-dimensional ＞20 Rise time ＜30nS VCF input Input level 0~10V Voltage input Maximum frequency change guy 1 : 1 ~ 1 : 1000 Input frequency DC ~ 1KHz Scanning synchronous output end Output resistance 1KΩ，error＜2% Output waveform LINEAR or LOG scan Oblique wave Output amplitude 10Vp-p(unloaded)，5Vp-p(51KΩload) output frequency Continuous variable，0.2Hz ~ 100Hz Scanning generator scan mode LINEAR/ LOG scan ，With switch scan rate 5sec ~ 10mS，Continuous variable run length 1 : 1 ~ 1 : 100(with frequency control to use) frequency counter communality - display Five digits、0.36 inches high brightness red 、LED display Maximum resolution 0.001Hz Unit Hz/KMz TIME BASE 20MHz Temperature coefficient ＜10PPM/° Error ＜0.002% ±single order Power supply +5V / 160mA Internal frequency counter Gear Automatic shift ：(0.001Hz/0.01Hz/0.001KHz/0.01KHz) Four kinds of resolutions，CPU can Automatic choose one of them. Meter frequency range 0.500Hz ~ 3000.0KHz，Automatic selection point and display unit Gate Variable 0.25sec ~ 2 sec and automatic setting Minimum display digits Four files External meter frequency Peak voltage input ＜250Vrms input resistance 1M , error＜2% Input frequency range 0.2Hz ~ 60MHz Attenuation open levels x20(-26nB) an Attenuation switch COUPLING AC(HF)--量測100KHz以上頻率，透過電容器交速。 DC(LF)100KHz FILTER--量測100KHz以下頻率，直接交連 GATE TIME Variable 0.25sec ~ 10 sec 、 base on the input frequency to set automatically Gear Automatic shift (0.001Hz/0.01Hz/0.001KHz/0.1KHz/1KHz) Five kinds of resolutions，CPU can Automatic choose one of them. Minimum display digits Four files Input sensitivity ＜30mVrms(1MHz) Frequency counter display value/gate/operation range table standard values GATE TIME INT EXT.HF EXT.LF 0.2Hz 10S ﹍ ﹍ 0.200Hz 0.5Hz 2S 0.500Hz ﹍ 0.500Hz 1Hz 1S 1.000Hz ﹍ 1.000Hz 10Hz 0.25S 10.000Hz ﹍ 10.000Hz 100Hz 0.25S 100.00Hz ﹍ 100.00Hz 1KHz 0.25S 1.000KHz ﹍ 1.000KHz 10KHz 0.25S 10.000KHz ﹍ 10.000KHz 100KHz 0.25S 100.0KHz 100.00KHz 100.0KHz 1MHz 0.25S 1000.0KHz 1000KHz ﹍ 10MHz 0.25S ﹍ 10000KHz ﹍ 60MHz 0.25S ﹍ 60000KHz ﹍ General characteristics Operating environment temperature:0 ~ 40 ; humidity 0 ~ 90% Operating Voltage AC 115V(+-10%) 50/60Hz , FUSE 600mA。 AC 230V (+-10%) 50/60Hz , FUSE 300mA Consumed power Max 25VA(W) Scattered heat Dedicated heat removal fan DC 12V/100mA Security certification CE,GS,UL,CUL (Inspection qualified) size 275mm(width) x 90mm(Height) x 300mm( depth) weight 2.5Kg(Net) Attached specification，Power cord
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