Features:Using FPGA design, it is easy to use and has high signal stability. It also has TTL output and external frequencymeasurement functions; the output signal can adjust amplitude and DC offsetsSuitable for laboratory, engineering technicians and hobbyists.Signal aspects: The meter is able to generate sine, square, triangle and sawtoothMeasurement: The meter has the frequency measurement and counting functionsScan aspects: It has scanning capability and can achieve frequency sweep with an arbitrary start and end point.Storage and Recall function: With 10sets (M0~M9) parameter storage locations, data of M0 can be loaded as power on.Specification:Type: UDB1005S5MHz EU plugTechnical dataItemParameterOutputWaveformsine, square, triangle and sawtoothOutputamplitude9Vp-p(Noload) OutputImpedance5010%DCbias2.5VFrequencyRange0.01Hz~2MHz(UDB1002S)0.01Hz~5MHz(UDB1005S) 0.01Hz~8MHz(UDB1008S) Frequency resolution0.01HzFrequencystability1x10-6Frequency error5x10-6 Distortion of sine Wave0.8%(Reference frequency:1kHz) Linearity of triangle wave98%(0.01Hz~10kHz) Rise or fall time of square wave100ns Duty cycle range of square wave1%~99%TTL Frequency Range0.01Hz~2MHz(UDB1002S)0.01Hz~5MHz(UDB1005S) 0.01Hz~8MHz(UDB1008S)Amplitude>3Vp-pFanoutfactor>20TTL LoadMeasurementCountingrange0-4294967295 Frequency range1Hz~60MHzInputamplitude0.5Vp-p~20Vp-p SweepRangefM1~fM2Amplitude0.5Vp-p~20Vp-pSaveQuantity10LocationM0~M9PowersupplyDC5VDimensionsL x w9.5*6.5cm/3.7*2.6inWeightHost Approx.255g/9ozItemIntroductionItemIntroduction11602LCD7Ext.In Input terminal2DC5V Power supply interface8TTL Output3Power switch9Knob4Biasadjustment potentiometer10Button5Amplitudeadjustment potentiometer11CommunicationInterface6Output terminalButton Description:ItemIntroduction<Move the cursor left or select adjustment items>Move the cursor right or select adjustment itemsSELECTThe select button,it can switch between the up and down lines, which "*"indicates that the contents of this line can be modified.OKThe "OK" button can switch the range of frequency when the "*"is in the first line ,and when the"*"is in the first line, the "OK" button can switch the waveform.ADJAdjust the frequencyOFFSAdjust the biasAMPAdjust the rangePackage list:1 x DDS Signal Generator 1 x DC 5V adapter