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SFG-2104數(shù)位合成函數(shù)信號產(chǎn)生的詳細(xì)介紹

特點(diǎn)

直接數(shù)位合成技術(shù)及FPGA晶片設(shè)計(jì)

頻率范圍:0.1Hz~4MHz

頻率解析度:100mHz

頻率準(zhǔn)確度及飄移度:+/-20ppm

低失真正弦波:-55dBc,0.1Hz~200kHz

輸出波形:正弦波、方波、三角波

具TTL及CMOS OUT

前面板可設(shè)定十組儲存及呼叫操作記憶

內(nèi)附六位數(shù)150MHz高解析度頻率計(jì)

具AM/FM調(diào)變及 LIN/LOG 掃描功能

規(guī)格

MAIN
Frequency Range （For Sine, Square）	0.1Hz~4MHz
Frequency Range （For Triangle）	0.1Hz~1MHz
Frequency Resolution	0.1Hz
Frequency Stability	∮ 20 ppm
Frequency Accuracy	∮ 20 ppm
Frequency Aging	∮ 5 ppm / year
Output Function	Sine, Square, Triangle
Amplitude Range	10Vpp（into 50load）
Flatness（Sinewave relative to 1kHz）	≌∮ 0.3dB,0.1Hz°1MHz; ≌∮ 0.5dB,1MHz°4MHz; ≌∮ 2dB,4MHz°10MHz
Impedance	50∮10
Attenuator	-20dB∮1dB⊙2
DC Offset	≌-5V°≈+5V（into 50load）
Duty Control Range	20% to 80% below 1MHz （Square wave only）
Duty Control Resolution	1%
Display	9 digits LED display
SINE WAVE
Harmonics Distortion	-55dBc,0.1Hz°200kHz;-40dBc,0.2MHz°4MHz; -30dBc,4MHz°10MHz （Specification applied from MAX. to 1/10 level）
TRIANGLE WAVE
Linear	≠98,0.1Hz°100kHz;≠95,100kHz°1MHz
SQUARE WAVE
Symmetry	∮ 1% of period +4ns to 0.1Hz°100kHz;Rise or Fall Time; ∝25ns at maximum output.（into 50load）
CMOS OUTPUT
Level	4Vpp∮1Vpp°14.5Vpp∮0.5Vpp adjustable; Rise orFall Time; ∝120ns
TTL OUTPUT
Level	≠3Vpp ; Fan Out; 20 TTL load ; Rise or Fall Time; ∝25ns
SWEEP OPERATION
Sweep/Rate	100:1 ratio max. and adjustable
Sweep/Time	0.5Sec°30Sec adjustable
Sweep/Mode	Lin. / Log. switch selector
AMPLITUDE MODULATION
Depth & MOD. Frequency	0°100 ; 400Hz（INT）,DC°1MHz（EXT）
Carrier BW	100Hz°5MHz（-3dB）
EXT Sensitivity	∝10Vpp for 100modulation
FREQUENCY MODULATION
Deviation & MOD. Frequency	0°∮5 ; 400Hz（INT）,1kHz（EXT）
EXT Sensitivity	∝10Vpp for 10 modulation
FREQUENCY COUNTER
Range	5Hz°150MHz
Accuracy	Time base accuracy∮1count
Time base	∮20ppm（23∮5） after; 30 minutes warm up
Resolution	The maximum resolution is 100nHz for 1Hz and0.1Hz for 100MHz
Input Impedance	1M/150pf
Sensitivity	∝35mVrms（5Hz~100MHz） ∝45mVrms（100MHz~150MHz）
STORE/RECALL FUNCTION
	10 groups of Setting memories
POWER SOURCE	AC115V, 230V∮15%,50/60Hz

ACCESSORIES
	Instruction manual x 1 Power Cord x 1 GTL-101 x 2
DIMENSION &WEIGHT	107（W）⊙266（H）⊙293（D） m/m Approx. 3.2kg