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20Mhz DDS based function generator - SM-4020

DDS function generator,with arbitrary waveform,AM/FM modulation - more info check here: http://www.buymeasuringtools.com/20Mhz-DDS-based-function-generator-10256072/

Quick Brief

Place of Origin: Guangdong China (Mainland) Brand Name: MEILI Model Number: SM-4020

Product Features:

DDS function generator,with arbitrary waveform,AM/FM modulation

Business Terms:

Minimum Order Quantity: 1 Set/Sets

Supply Ability: 1000 Set/Sets per Month

Payment Terms: L/C,T/T,Western Union

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20Mhz DDS based function generator
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Product Packagings & Delivery Terms:

Packaging Detail: standard export cartons,4units/carton

Delivery Detail: 20days with above 150unit,supply from stock with little quantity

Specifications and Product Details:

Waveforms

Main Waveformssine, square(only sine is available above 20MHz)
Waveform length8~16000point
Amplitude resolution12bit
sampling rate200MSa/S(≤80MHz) 300MSa/S(120MHz)
Built-in ArbitaryTriangle,±Ramp, ±pulse,rise/fall exponential,rise/fall logarithm,gause noise,cardiac,SIN(X)/X,DC
Waveform length8~160000point
Amplitude resolution10bit
sampling rate10MSa/S(≤80MHz) 20MSa/S(120MHz)

Arbitary Waveform

Waveform length8~16000point
Amplitude resolution10bit
sampling rate10MSa/S(≤80MHz) 20MSa/S(120MHz)
Memory6*4K

Waveform characteristics

sine harmonic distortion-35dBc
sine distortion≤0.1%(20Hz-100KHz)
square rise/fall time≤10na

frequency characteristics

frequency range

1.Main waveform:100uHz-10/20/40/80/120MHz
2.Built-in arbitary:10mHz-100KHz
3.Arbitary waveform:10mHz-100KHz
Resolution1.μHz
freq. accuracy≤±5PPm
temperature coefficient≤2PPm/°C

output characteristics

amplitude

Sine: (F≤40MHz) 1mVpp-10Vpp(50Ω);2Mvpp-20Vpp(open)
(F>40MHz) 1Mvpp-6Vpp(50Ω)
Square: (F≤20MHz) 1mVpp-10Vpp(50Ω);2Mvpp-20Vpp(open)
(F>20MHz) 1Mvpp-6Vpp(50Ω); 2Mvpp-2Vpp(open)
Accuracy±1%+0.2mv(sine 1KHz)

flatness

Amplitude≤1Vpp(50Ω load):≤±0.5dB
Amplitude>1Vpp(50Ω load):≤±0.5dB(20MHz);≤±1dB(40MHz or above)
Resolution4digit display:0.1mV(output and offset)

DC offset

(F≤40MHz) ιVpp/2+DCι≤5(50Ω); ιVpp/2+DCι≤10(open)
Accuracy:±10%+2mV (note: No offset at freq. over 40MHz)
UnitVpp, mVpp, dBm, Vrms, mVrms
pulse duty rate0.1% -99.9%(F≤10KHz);1%-99%(10KHz<F<100KHz)

modulation

amplitude modulation

carrier waveformsine, square
Carrier Freq. Range100μHz-10/20/40/80/120MHz
Modulation Waveformsine, square, triangle,±Ramp, ±Pulse,Rise/fall exponential,Rise/fall logarithm,Gause noise, Cardiac, SIN(X)X,DC.
Modulation Freq. Range100μHz-20KHz
Modulation Depth1%-120%
Modulation Distortion≤2%
SourceINT/EXT(Ext. AM:±5V=100%)

Frequency Modulation

Carrier WaveformSine, Square
Carrier Freq. Range100μHz-20/40/80/120MHz
Modulation WaveformSine, square, triangle, ±Ramp, ±Pulse, Rise/fall exponential,Rise/fall logarithm,Gause noise,Cardiac,SIN(X)X,DC
Modulation Freq. Range100μHz-10kHz
Max. Deviation50% of carrier freq.

Frequency-shift keying

waveformsine, square
frequency range100μHz-10/20/40/80/120MHz
Alternate time0.1ms-100S ±1% (10mHz-10kHz)
Control modeINT/EXT (External TTL level,F1:low-level,F2:high-level)

Phase-shift keying

Waveformsine, square
Frequency range100μHz-20/40/80/120MHz
Phase range(P1,P2)0~3600, Resolution:0.1o
Alternate Time0.1ms-100s ±1%
Control modeINT/EXT(External TTL level,P1:low-level,P2:high-level)

Burst

Waveformsine,square,triangle,±Ramp,±Pulse,Rise/fall exponentional,Rise/fall logarithm,Cardiac,SIN(X)X.
Frequency Range10mHz~100KHz
Counting1-10000circles
Start Phase0-360o,Resolution: 0.1o
Alternate Rate0.1ms-100S ±1%
Trigger SourceINT, EXT, Single

Sweep

WaveformSine,Square
Frequency Range100μHz-20/40/80/120MHz
Amplitude range(F≤40MHz) 1mVpp-10Vpp(50Ω);2mVpp-20Vpp(open)

(F>40MHz) 1mVpp-1Vpp(50Ω); 2mVpp-2Vpp(open)

Sweep ModeLinear, Logarithmic, Rise, Fall, Signal
Sweep Time0.1ms-100s ±1%
Trigger sourceINT, Signal

Storage Characteristic

ParametersFreq., Amplitude, Waveform, DC Offset and Function Status
Capacity8 grounp of set-ups
Recall ModeEntire group of parameters is recalled with repective number
Storage timeOver 10years
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