台湾固纬SFG-2104数字函数信号发生器

直接数位合成技术及FPGA晶片设计
频率范围:0.1Hz~4MHz
频率解析度:100mHz
频率准确度及飘移度:+/-20ppm
低失真正弦波:-55dBc,0.1Hz~200kHz
输出波形:正弦波、方波、三角波
具TTL及CMOS OUT
前面板可设定十组储存及呼叫操作记忆
内附六位数150MHz高解析度频率计
具AM/FM调变及 LIN/LOG 扫描功能

台湾固纬SFG-2104数字函数信号发生器的技术参数：

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 or Fall 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 and 0.1Hz 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