Model Number

MFG-8219A/8255A

Main Frequency Range ： 0.3Hz~3MHz/0.5Hz~5MHz(7Rang) Amplitude ： ≥ 20Vpp(into 50 Ω load) Impedance ： 50 Ω± 10 % Attenuator ： -20dB ± 1dB DC Offset ： ＜ -5V~ ＞ 5V(into 50 Ω load) Duty Control ： 80% : 20 % : :80% to 1MHz Continued variable Display ： 6digits LED display Sine Wave Distortion ： ≤ 1%, 0.3Hz~200KHz THD ≤ 35d / 0.5Hz~100KHz THD≤30dB Flatness ： < 0.3dB, 0.3Hz~300KHz; < 0.5dB, 300KHz~3MHz Triangle Wave Linear ： ≥ 98%, 0.3Hz~100KHz; ≥ 95%,100KHz~3MHz/5MHz Square Wave Symmetry ： ± 2 %, 0.3Hz~100KHz / 1Hz~100KHz Rise or Fall Time ： ≤ 80nS at maximum output （ into 50 Ωload ） CMOS Output Level ： 4Vpp≥±1Vpp ~14.5Vpp ± 0.5Vpp adjustable Rise or Fall Time ： ≤ 120nS TTL Output Level ： ≥ 3Vpp Fan out ： 20TTL load Rise or Fall Time ： ≤ 25nS VCF Input Voltage ： 0V~10V ± 1V(100:1) Input Impedance ： 10K Ω± 10% GCV Output Voltage ： To set the voltage between 0V~2V as per different frequency. Sweep Operation Sweep/Manual ： Switch selector Sweep/Rate ： 100:1 ration max. and adjustable Sweep/Time ： 0.5S~30S adjustable Sweep/Mode ： Lin./Log. Switch selector Amplitude Modulation Depth ： 0~100% MOD. Freq. ： 400Hz(INT);DC~1MHz(EXT) Carrier BW ： 100Hz~3MHz/5MHz (-3dB) EXT Sensitivity ： ≤ 10Vpp for 100 ％ modulation Frequency Modulation Deviation ： 0~ ± 5% MOD. Freq ： 400Hz(INT) ； DC~20KHz(EXT) EXT Sensitivity ： ≤ 10Vpp for 10 ％ modulation Frequency Counter Int./Ext ： Switch selector Range ： 0.3Hz~3MHz/5MHz (5Hz~100MHz EXT) Accuracy ： Time base accuracy ± 1count ime base ： ± 20ppm(23 ℃± 5 ℃ ) after 30minutes warm up Resolution ： The maximum resolution10nHz for 1Hz and 0.1Hz for 100MHz Input Impedance ： 1M Ω /150pF Sensitivity ： ≤ 35mVrms(5Hz~80MHz); ≤ 45mVrms(80MHz~100MHz) General Power Source ： AC115V/,230V ± 10%, 50/60Hz Operation Environment ： Indoor use, altitude up to 2000m, Ambient Temperature 0 ℃ ~40 ℃, Relative Humidity 80% (Maximum), Installation category Ⅱ, Pollution Degree 2. Storage temperature & Humidity ： -10℃ ~70 ℃ ,70%(Maximum) Accessories ： Power code × 1pcs, Testing code × 1pcs, Instruction manual × 1pcs Dimension: 251 （ W ） × 91(H) × 291(D)mm Weight ：2.2kgs for MFG-8219A, 2.5kgs for MFG-8255A
	Feature
Frequency Range:0.3Hz~3MHz/0.5Hz~5MHz Waveforms: Sine, Triangle, Square, Ramp, TTL and COMS Output External Voltage Controlled Frequency(VCF) Function Duty Cycle Control with Signal Inversion Capability Variable DC offset Control Two-Step(-20dB × 2) and Variable attenuator Built-in 6 Digit Counter with INT/EXT Function up to 100MHz/high resolution INT/EXT AM/FM modulation LIN/LOG Sweep Mode GCV Output for Synchronization