Features: Using FPGA design, it is easy to use and has high signal stability. It also has TTL output and external frequency measurement functions; the output signal can adjust amplitude and DC offsets Suitable for laboratory, engineering technicians and hobbyists. Signal aspects: The meter is able to generate sine, square, triangle and sawtooth Measurement: The meter has the frequency measurement and counting functions Scan 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: UDB1005S 5MHz EU plug Technical data Item Parameter Output Waveform sine, square, triangle and sawtooth Output amplitude ≥9Vp-p(No load) Output Impedance 50Ω±10% DC bias ±2.5V Frequency Range 0.01Hz~2MHz(UDB1002S) 0.01Hz~5MHz(UDB1005S) 0.01Hz~8MHz(UDB1008S) Frequency resolution 0.01Hz Frequency stability ±1x10-6 Frequency error ±5x10-6 Distortion of sine Wave ≤0.8% (Reference frequency:1kHz) Linearity of triangle wave ≥98% (0.01Hz~10kHz) Rise or fall time of square wave ≤100ns Duty cycle range of square wave 1%~99% TTL Frequency Range 0.01Hz~2MHz(UDB1002S) 0.01Hz~5MHz(UDB1005S) 0.01Hz~8MHz(UDB1008S) Amplitude >3Vp-p Fanout factor >20 TTL Load Measurement Counting range 0-4294967295 Frequency range 1Hz~60MHz Input amplitude 0.5Vp-p~20Vp-p Sweep Range fM1~fM2 Amplitude 0.5Vp-p~20Vp-p Save Quantity 10 Location M0~M9 Power supply DC 5V Dimensions L x w 9.5*6.5cm/3.7*2.6in Weight Host Approx.255g/9oz Item Introduction Item Introduction 1 1602LCD 7 Ext.In Input terminal 2 DC5V Power supply interface 8 TTL Output 3 Power switch 9 Knob 4 Bias adjustment potentiometer 10 Button 5 Amplitude adjustment potentiometer 11 Communication Interface 6 Output terminal Button Description: Item Introduction < Move the cursor left or select adjustment items > Move the cursor right or select adjustment items SELECT The select button,it can switch between the up and down lines, which "*"indicates that the contents of this line can be modified. OK The "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. ADJ Adjust the frequency OFFS Adjust the bias AMP Adjust the range Package list: 1 x DDS Signal Generator 1 x DC 5V adapter