固纬SFG-1013数字合成信号源的特点： DDS Technology and FPGA Chip Design Frequency Range:0.1Hz~3MHz High Frequency Accuracy : ∮ 20ppm High Frequency Stability : ∮ 20ppm Max. Frequency Resolution :100mHz Low Distortion Sine Wave:-55dBc,0.1Hz~200kHz Voltage Display 固纬SFG-1013数字合成信号源的技术参数： | SFG-1000 Series, an economic function generator with high accuracy and high stability output, is designed based on the DDS （Direct Digital Synthesized） technology embedded in a large scale FPGA. The frequency range of 3MHz and the output waveform selection of Sine, Square, Triangle and TTL of SFG-1000 Series adequay provide the fundamental features to ensure high confidence for the test results. The DDS technology at an affordable price gives a high value solution to the users who need a signal source for accurate but unsophisticated measurement applications. | | MAIN | | Output Function | Sine, Square, Triangle | | Frequency Range
（For Sine, Square） | 0.1Hz~3MHz | | Frequency Range
（For Triangle） | 0.1Hz~1MHz | | Frequency Resolution | 0.1Hz Maximum | | Frequency Stability | ∮ 20 ppm | | Frequency Accuracy | ∮ 20 ppm | | Frequency Aging | ∮ 5 ppm / year | | Amplitude Range | 10Vp-p （into 50load） | | Amplitude Accuracy | ∮20% at maximum position | | Impedance | 50∮10 | | Attenuator | -40dB∮1dB⊙1 | | DC Offset | ?-5V°?+5V（into 50load） | | Duty Control Range | 25% to 75% below 1MHz （Square wave only） | | Display | 6-digit LED display | | Output Control | ON/OFF selector | | SINE WAVE | | Harmonics Distortion | From Amplitude control at maximum position without any attenuation to
its 1/10 of any combination setting, TTL OFF
-55dBc, 0.1Hz ~ 200kHz
-40dBc, 0.2MHz ~ 2MHz
-35dBc, 2MHz ~ 3MHz | | Flatness
（at maximum amplitude relative to 1kHz） | ?∮0.3dB, 0.1Hz ~ 1MHz
?∮0.5dB, 1MHz ~ 2MHz
?∮ 1dB, 2MHz ~ 3MHz | | TRIANGLE WAVE | | Linear | ≠98,0.1Hz°100kHz;≠95,100kHz°1MHz | | SQUARE WAVE | | Symmetry | 5% of period +4ns to 0.1Hz°100kHz | | Rise or Fall Time | ?100ns at maximum output. （into 50load） | | TTL OUTPUT | | Level | ≠3Vpp | | Fan Out | 20 TTL load | | Rise or Fall Time | ?25ns | | General | | Operation Environment | Indoor use, altitude up ~ 2000m
Ambient Temperature 0 ~ 40
Relative Humidity: Up to 80% at 0 ~ 40
Up to 70% at 35 ~ 40
Installation category II
Pollution Degree 2 | | POWER SOURCE | ? | | | AC 240V/220V/110V∮10%, 50/60Hz | | STORAGE CONDITION | | Temperature | -10 ~ 70 | | Humidity | 70% （Maximum） | | ACCESSORIES | | | User manual ⊙ 1
Power Cord x 1
GTL-101⊙ 1 | | DIMENSION & WEIGHT | 251（W）⊙91（H）⊙291（D） mm
Approx. 2.1kg | |
