With Direct Digital Synthesis (DDS) technology,TFG1900B Series have high performance,cost effectiveness and 16 waveforms test.

Features and Benefits

High frequency accuracy:up to the level of 10-5.   High frequency resolution:10μHz.Unlimited measurement range:without limitation for the whole range, digital setting directly.Non-intergraded process:up to the stable value immediately when switching, continuous signal phase and amplitude without deflection.High waveform accuracy:the output waveform is synthesized by the computation value of functions with higher waveform accuracy and less distortion.Multi-waveform:16 types of waveforms can be output.Square characteristics:Accurate square duty cycle can be set.Ramp characteristics:May set accurate ramp symmetryFrequency sweeping:Be of the function of frequency sweeping, start point and end point can be set arbitrarily.Modulation characteristics:output FM, AM, PM, PWM, FSK signal.Burst characteristics:output burst signal of which the number has been set. External trigger:external trigger is available under frequency sweeping, FSK modulation and burst function.Computation function:Frequency or period, amplitude virtual value or peak-peak value can be selected.Operation mode:Keyboard operation, fluorescent display screen, direct digital setting or continuous adjusting by knobs.High reliability:Large scale integrated circuit, surface-mount technology, high reliability and long service lifeProgrammable interface:Equipped with USB device interface.

 Specifications

Output Characteristics
Waveform	Type		16 waveforms including Sine, Square, Ramp, Exponent, Logarithm, Noise, etc.
	Length		1024 points
	Sampling Rate		100 MSa/s
	Amplitude Resolution		8 bits
	Harmonic Distortion		(1Vpp) ≤-40dBc(≤5MHz) , ≤-35dBc(>5MHz)
	Total Distortion of Sine		(20Hz~20kHz, 20Vpp)   ≤0.5%
	Rising/Falling Edge Time		≤35ns
	Overshoot		≤ 10 %
	Duty cycle of Square		0.1%~99.9%(Limited by edge time)
	Symmetry of Ramp		0.0%~100.0%
Frequency	Range	Sine	10μHz~10MHz
		Square	10μHz~5MHz
		Others	10μHz~1MHz
	Resolution		10μHz, 6 digits
	Accuracy		±50ppm
Amplitude	Range	frequency≤8MHz	0~10Vpp(50Ω load)   0~20Vpp(open-circuit load)
		frequency>8MHz	0~9Vpp(50Ω load)     0~18Vpp(open-circuit load)
	Resolution	amplitude>2Vpp	5mVpp
		amplitude≤2Vpp	0.5mVpp
	Accuracy (1kHz,>5mVrms)		±(Setting×1%+2mVrms)
	Flatness (Sine, compared to 1MHz,5Vpp)		±10%
	Output impedance		50Ω typical value
Offset	Range		±5Vdc(50Ω load)     ±10Vdc(open-circuit load)
	Resolution		5mVdc
	Accuracy		±(Setting×1%+20mVdc)
Sweep	Waveform		16 kinds of waveforms including sine, square, ramp, etc.
	Range		set start and end point arbitrarily
	Time		50ms~500s
	Mode		linearity, logarithm
	Trigger source		Internal continuous, external signal, manual trigger
FM, AM, PM, PWM	Carrier waveform		16 kinds of waveforms including sine, square, ramp, etc.(PWM only for pulse)
	Modulation waveform		16 kinds of waveforms including sine, square, ramp, etc.
	Modulation frequency		40mHz~20kHz
	Frequency offset		10μHz~10MHz
	Modulation amplitude depth		0%~120%
	Phase offset		0°~360°
	Pulse width deviation		0%~99%
FSK	Carrier waveform		16 kinds of waveforms including sine, square, ramp, etc.
	Modulation waveform		Square
	FSK rate		40mHz~100kHz
	Hop frequency		10μHz~10MHz
	Trigger source		Internal continuous, external signal
Burst	Waveform		16 kinds of waveforms including sine, square, ramp
	Repeated period		1μs~20s
	Pulse count		1~1000000
	Start phase		0°~360°
	Trigger source		Internal continuous, external signal, manual trigger
SYNC
Waveform			Square, edge time ≤20 ns
Amplitude			TTL compatible, low level<0.3 V, high level>4 V
Programmable Interface
USB device interface, of which the operation guide is written into the attached CD
General Characteristics
Display			VFD fluorescence display screen
Dimension			322 mm×256 mm×102 mm
Weight			1.5kg

DDS Function Signal Generator,digital function signal generator,low cost function generator,10MHz function generator