ATTEN ATF20B DDS Function Generator

FEATURES 1.Direct Digital Synthesis( DDS) technology, 2 independent output channels 2.3.5-inch TFT LCD display 3.High Frequency Resolution: full-range resolution is 40 MHz 4.Store 40 sets of the user parameters and recall 5.32 kinds of standard or build-in fixed waveforms 6.Minimum stable output waveform: 1mV( 50) 7.Multiple modulation functions: FM, FSK, ASK, PSK 8.Frequency sweep, amplitude sweep and burst functions 9.Count the frequency, period, amplitude RMS value or peak-to-peak value 10.Over-voltage, over-current, output short-circuit and reverse voltage protections 11.High reliability: use VLSI components and surface mount technology 12.Power Amplifier: optional part, maximum output power up to 7W 13.Optional configurations: RS232 interface, Frequency Counter, Power Amplifier Output A Characteristics WAVEFORM -Waveform type 32 kinds, such as Sine, Square, Triangle, Pulse etc -Waveform length 1024 points -Sample rate 100 MSa/ s -Vertical resolution 8 bits -Harmonic rejection ( sine) 40dBc ( about 2 Vpp) , 2mVpp ( amplitude -Amplitude Accuracy ( 1% + 2mVrms) ( high impedance, 1kHz, sine) -Amplitude Flatness 5% ( 10MHz) -Amplitude stability 0.5% / 3 hours -Output impedance 50 OFFSET -Offset Range 10V ( high impedance, attenuation 0dB) -Offset Resolution 20mVdc -Offset accuracy ( 1% + 20mVdc) SWEEP -Sweep Type Linear sweep or frequency or amplitude -Sweep range free to set the start and stop points -Sweep step larger than any figure of the resolution -Sweep rate 10ms~ 60s/ step -Sweep mode Up, Down, Up-Down, Single FM -Carrier singal Channel A signal -Modulating signal internal signal of Channel B or external signal -FM depth 0% ~ 20% SHIFT KEYING -FSK free to set the carrier and hop frequency -ASK free to set the carrier and hop amplitude -PSK Hop Phase: 0 ~ 360 , Max. resolution: 1 -Alternate rate 10ms ~ 60s BURST -Burst count 1~ 65000 cycles -Burst mode internal, external, single -Output A Characteristics WAVEFORM -Waveform type 32 kinds, such as sine, square, triangle, pulse etc -Waveform length 1024 points -Sample rate 12.5 MSa / s -Amplitude resolution 8 bits -Square duty cycle 1% ~ 99% FREQUENCY -Frequency range 40mHz ~ 1MHz( sine) 10mHz ~ 100kHz ( other waveforms) -Frequency Resolution 10mHz -Frequency Accuracy ( 1x10-5 + 10mHz) AMPLITUDE -Amplitude range 50mVpp ~ 20Vpp ( high impedance) -Amplitude Resolution 20mVpp -Output impedance 50 BURST -Burst count 1~ 65000 cycles -Burst mode internal, external, single TTL Output Characteristics TTL -Waveform rise/ fall time 20ns ( square) -Frequency 40mHz ~ 1MHz -Amplitude TTL, CMOS compatible, low level 4V GENERAL CHARACTERISTICS -Power Supply: AC220V ( 1 10% ) -AC110V ( 1 10% ) ( Pay attention to the voltage selection on rear panel) -Frequency: 50Hz ( 1 5% ) -Power Consumption: < 45VA -Operating Temperature: 0 to + 40 -Operating Humidity: 80% R.H -Operation Characteristics: Keypad operation and rotary knob operation -Dimensions: 415mm x 295mm x 195mm -Display: TFT display, 320* 240 -Weight: 3.5kg