KKmoon 20MHz High Precision DDS Generator Digital DDS Dual-channel Signal Generator Function Signal/Arbitrary Waveform Generator Pulse Signal Source 250MSa/s Frequency Meter VCO Burst AM/PM/FM/ASK/FSK/PSK Modulation Function Signal Generator

USD 132.99 93.99
stecker
Stock 3
Number
Features:
Adopt the Direct Digital Synthesizer (DDS) technology and provide stable, precise, pure and low distortion signals.
2.4 inch TFT color LCD with 320*240 resolution, simultaneously display parameters and graphics of CH1 and CH2.
Adopt MagicPulse Technology, Low Jitter(RMS)<200ps.
The instrument uses 14-bit high-speed D/A converter chip (5Vpp output quantization error is less than 1mV), 250MSa/s sample rate, 14bits vertical resolution.
Can output up to 98 groups of functions / arbitrary waveform, contains 33 groups of preset waveforms and 64 groups of user-defined waveforms. Preset waveforms: Sine, Square (Duty Cycle adjustable), Pulse (Pulse width and cycle time can be set accurately), Triangle/Ramp, CMOS(0~12V), Four channels TTL, Exponential Rise, Exponential Fall, Noise, ECG, DC etc.
Enable to store 64 arbitrary waveform data files, each one of waveform storage depth 8192 points * 14bits; (The longer the waveform storage depth, the more detail the waveform is saved, and the signal details can be restored with high precision.)
Various modulation types: AM, FM, PM, ASK, FSK and PSK modulations.
Sweep Function: it can sweep 4 properties of signals including frequency, amplitude, offset and duty cycle; It has Linear and Logarithm two sweep types; 0.01S~999.99S sweep time; Up, Down and roundtrip sweep directions.
VCO Function (Voltage Control Output): can be achieved by an external input signal: voltage controlling frequency, voltage controlling amplitude, voltage controlling offset, voltage controlling duty cycle and PWM modulations.
Burst Output Function: there has Manual Trigger, internal CH2 Trigger, and External Trigger for your options. It can output 1~1048575 pulse trains.
100M Frequency Meter Function: it can measure frequency, period, pulse width and duty cycle. Max. frequency workable is 100MHz and Min. frequency workable is 0.01 Hz.
Counter Function: it has 2 coupling measure modes including DC coupling and AC coupling. This design can solve inaccuracy problem of AC coupling.
Standard dual full functional channels which are equivalent to two independent generators.
Channel SYNC Function: support waveform copy and state copy between channels.
Support two or more signal generators connected to achieve multi-channel output, the maximum support 16-channel synchronous output, the phase between each channel can be adjusted.
Precisely adjust the phases of the two channels. Precision can be 0.01°.
Min amplitude resolution can be up to 1 mV. Amplitude range is 0~24Vpp.
Duty-cycle of each channel can be adjusted independently 0.01%-99.99%, the adjusting resolution is 0.01%.
-12V~+12V DC Offset function. Resolution 0.001V.
Save Function: it can save 20 sets user-set parameters and can be loaded at any time.
Communicating Function: all functions can be controlled by PC program and the communication protocol is open for secondary development.
Output Short-circuit Protection: all channels can work more than 60 seconds when the load is short-circuited.
Provide powerful waveform editing PC software. Users can download arbitrary waveform to this instrument after edit through PC program which is included in user CD.
Adopt ABS plastic shell with table type design. Use 100-240V (AC) wide range voltage power supply.

Specification:
Plug Type: AU / EU / US / UK (Optional)
 
Frequency
Model FY6900-20M    
Sine 0~20MHz
Square 0~15MHz
Ramp, Triangle 0~10MHz
Pulse 0~10MHz
TTL/CMOS 0~10MHz
Arbitrary Waveform 0~10MHz
Minimum Pulse Width 20ns(All models of pulse wave minimum width can reach 20ns)
Min. Resolution on all frequency range 1μHz (Min. resolution can reach 1μHz on all frequency range to ensure adjusting accuracy under high frequency. For example, it can output 10.000000000001MHz signal).
Accuracy ±20ppm
Stability ±1ppm/ 3hours
Waveform Characteristics
Waveforms Sine, Square, Rectangle (Duty Cycle adjustable), Pulse (Pulse width and cycle time can be set accurately), Triangle/Ramp, Sawtooth Wave, CMOS, Four channels TTL, DC, Half wave, Full wave, Positive Step, Inverse Step, Positive Exponent, Inverse Exponent, Lorenz Pulse, Multitone, Noise, ECG, Trapezoidal Pulse, Sinc Pulse, Narrow Pulse, Gauss White Noise, AM, FM, and other 64 sets customer-defined waveform.
Non-Volatile Storage Can store 64 user-defined arbitrary waveforms, (8K 14bits) * 64
Waveform Length 8192 points * 14bits
Sampling Rate 250MSa/s
Vertical Resolution 14 bits
Sine Harmonic Suppression ≥50dBc(<1MHz); ≥45dBc(1MHz~20MHz);
Total Harmonic Distortion <0.5% (20Hz~20kHz,0dBm)
Rectangle Rise/Fall Time ≤7ns (VPP<5V)
Overshoot ≤5%
Duty Cycle 0.01%~99.99% (Resolution 0.01%)
Sawtooth Wave Linearity >99% (0.01Hz~10kHz)
Output characteristics
AmplitudeVPP Frequency≤5MHz: 1mVpp~24Vpp;
5MHz10MHz: 1mVpp~20Vpp;
10MHz
Frequency>20MHz: 1mVpp~5Vpp;
Resolution 1mV
Amplitude Stability ±0.5%/ 5 Hours
Amplitude flatness ±2.5%(<10MHz);±5%(>10MHz)
Waveform Output
Impedance 50Ω±10%Typical
Protection All channels can work more than 60 seconds when the load is short-circuited. 
DC Offset
Offset Range Frequency≤20MHz: ±12V;  Frequency>20MHz: ±2.5V;
Offset Resolution 1mV
Phase Feature
Phase range 0~359.99°
Phase resolution 0.0
TTL Output
TTL Level Amplitude >3Vpp
Fan-out >8 TTL LOAD
Rise/Fall Time ≤10ns
CMOS Output
Low Electric Level <0.3V
High Electric Level 1V~12V
Rise/Fall Time ≤18ns
External Measurement
Function Frequency, Period, Positive/Negative Pulse Width, Duty Cycle
Input Voltage Range 1Vpp~20Vpp
Frequency Meter Resolution 0.01Hz (Gate Time = 100S)
Range 0.01Hz~100MHz
Sensitivity Gate Time 3 grades (1S, 10S, 100S) adjustable
Counter Range 0-4294967295
Coupling DC, AC
Working Mode Manual
Period Measurement Range 5ns ~ 20s DC coupling measurement
Pulse Width Measurement Range 0ns ~ 20s
Resolution 5ns
Duty Cycle Range (Display) 0% ~ 100%
Sweep
Carrier Waveform Sine, Square, Ramp, Arbitrary (except DC)
Sweep Type Linear or Logarithm
Sweep Direction Up, Down and roundtrip sweep directions
Sweep Objects Frequency, Amplitude, Offset, Duty Cycle
Sweep Time 0.01S~999.99S/Step
Setting range Starting position and Finishing position can be set arbitrarily.
Sweep Range Decided by Parameters setting.
VCO (Voltage Control Output)
Modulation signal range to input 0~5V
VCO signal frequency range 0-2000Hz
VCO control object voltage controlling frequency (VCF), voltage controlling amplitude (VCA), voltage controlling offset, voltage controlling duty cycle.
VCO special function Can Amplitude Modulate (AM) or Frequency Modulate (FM) by external analog signal.
Modulation
Modulation Type AM, FM, PM, ASK, FSK, PSK
Carrier Waveform Sine, Square, Triangle, Ramp, Arbitrary waveform (Except DC)
AM
Source Internal (CH2) / External (VCO IN Port)
Modulating Waveform Sine, Square, Triangle, Ramp, Arbitrary waveform
Depth 0% to 120%
Modulating Frequency Internal : 1μHz~1MHz;  External: 1μHz~2KHz;
FM
Source Internal (CH2) / External (VCO IN Port)
Modulating Waveform Sine, Square, Triangle, Ramp, Arbitrary waveform
Modulating Frequency Internal : 1μHz~1MHz;  External: 1μHz~2KHz;
PM
Source Internal (CH2) / External (VCO IN Port)
Modulating Waveform Sine, Square, Triangle, Ramp, Arbitrary waveform
Phase Deviation 0° to 360°
Modulating Frequency Internal : 1μHz~1MHz;  External: 1μHz~2KHz;
ASK
Source Internal (CH2), External (ASK IN Port), Manual
Modulating Waveform Square with 50% duty cycle.
Key Frequency 1μHz~10MHz
FSK
Source Internal (CH2), External (FSK IN Port), Manual
Modulating Waveform Square with 50% duty cycle.
Key Frequency 1μHz~10MHz
PSK
Source Internal (CH2), External (PSK IN Port), Manual
Modulating Waveform Square with 50% duty cycle.
Key Frequency 1μHz~10MHz
Burst Function
Carrier Waveform Sine, Square, Ramp, Arbitrary (except DC)
Burst Count 1~1048575
Trigger Source Manual, Internal, External (AC/DC)
General Specifications
Display Type 2.4 inch, TFT Color Display.
Save & Load Amount 20
Position 01 to 20 (01 for start default value)
Interface Type USB to Serial interface
Protocol Command line mode, providing communication protocols.
Communicating Speed 9600bps (Industrial standard)
Power Voltage Range AC100V~240V
Technic SMD, LSI, Reliable and durable
Buzzer Can be turned on/off by setting.
Operation Buttons and knob continuously.
Environment Temp.: 0~40, Humidity: ﹤80%
Item Size Approx. 210mm * 195mm * 75mm / 8.27 * 7.68 * 2.96 (L * W * H)
Item Weight Approx. 611g / 21.56oz
Package Size Approx. 27cm * 21cm * 9.5cm / 10.63 * 8.27 * 3.75 (L * W * H)
Package Weight Approx. 1065g / 37.51oz(Main engine, accessories and packing materials)

 
Package List:
1 * DDS Signal Generator
1 * Power Cable
1 * USB Data Cable
1 * BNC-BNC Cable
2 * BNC-Clip Cable