TFG1900B Series

Low Cost Function Generator


Overview

TFG1900B Series belonging to a low price function generator, with one channel output, 3MHz/5MHz/10MHz/20MHz for Sine, high precision PCB designed, can make the test quickly and accurately. Working at AC 100-240V voltage power, adopting the DDS technique, it is an inexpensive electronics test and measurement instrument for R&D, education, etc.



Product Model

TFG1903B/TFG1905B/TFG1910B/TFG1920B


Features

* Simple structure and highly cost-effective

* Output 16 waveforms

* AM,FM,PM,PWM and FSK modulation

* Provide frequency sweep and burst

* Standard configuration interface: USB Device



Specifications


TFG1903BTFG1905BTFG1910BTFG1920B
Frequency
RangeSine10μHz ~ 3MHz10μHz ~ 5MHz10μHz ~ 10MHz10μHz ~ 20MHz
Square10μHz ~ 5MHz
Others10μHz ~ 1MHz
Resolution10μHz
Accuracy±50ppm
Waveform
Type16 waveform, Sine, Square, Ramp, Exp, Log, Noise, etc.
Length1024 points
Sampling Rate100 MSa/s
Vertical Resolution8 bits
SineHarmonic Distortion

≤-40dBc(≤5MHz);

≤-35dBc(>5MHz)

Total Distortion≤0.5% (20Hz ~ 20kHz, 20Vpp)   
SquareRise/Fall Edge Time≤35ns        Overshoot: ≤ 10 %
Duty Cycle0.1% ~ 99.9%
RampSymmetry0.0% ~100.0%
Amplitude
RangeFrequency≤8MHz0 ~ 10Vpp(50Ω),0 ~ 20Vpp(Open circuit)
Frequency>8MHz0 ~ 9Vpp(50Ω), 0 ~ 18Vpp(Open circuit)
Resolution5mVpp(Amplitude>2Vpp)
0.5mVpp(Amplitude≤2Vpp)
DC Offset (Ampl.   0Vpp)
Range±5Vdc (50Ω), ±10Vdc (Open circuit)
Resolution5mVdc
Modulation
FM,AM,Carrier Waveform

16 waveforms, Sine, Square, Ramp, etc.

(only Pulse for PWM)

PM,PWMModulating Waveform16 waveforms, Sine, Square, Ramp, etc.
Modulating Frequency40mHz ~ 20kHz
FSKCarrier Waveform16 waveforms, Sine, Square, Ramp, etc.
Modulating WaveformSquare
FSK Rate40mHz ~ 100kHz
Frequency Sweep
TypeLinear or Logarithmic
Sweep Time50ms ~ 500s
Trigger SourceInternal/External/Manual
Burst
Burst Waveform16 waveforms, Sine, Square, Ramp, etc.
Burst Count1 ~ 1000000
Internal Period1μs ~ 20s
Start Phase0° ~ 360°
Trigger SourceInternal/External/Manual
SYNC Output
Electrical Level
TTL compatible
Waveform   CharacteristicSquare, edge time ≤ 20ns
Output Levellow   level<0.3V, high level>4V
General   Characterisctics
PowerAC 100 ~ 240V, 45 ~ 65Hz, < 20VA
DisplayLCD display
Dimension &   Weight322×256×102mm, Approx.1.5kg




Standard Accessories

Power Cord:1pcs

CD(Software+ User's Guide):1pcs



Options

Power Amplifier  (output power:10W)