Description: ATFxxB series Function generator uses Direct Digital Synthesis (DDS) technology. Its outstanding performance and system features make it a perfect solution for your testing requirements. The simplified and optimized design of the front panel and dual-language (English/Chinese) TFT display interface make testing easier for operation and observation. Additionally, the extendable optional functions can also improve your system characteristics. Features: Direct Digital Synthesis (DDS) technology, 2 independent output channels 3.5-inch TFT LCD display High Frequency Resolution: full-range resolution is 40 MHz Store 40 sets of user parameters and recall 32 kinds of standard or built-in fixed waveforms Minimum stable output waveform: 1mV (50) Multiple modulation functions: FM, FSK, ASK, PSK Frequency sweep, amplitude sweep, and burst functions Count the frequency, period, amplitude RMS value or peak-to-peak value Over-voltage, over-current, output short-circuit, and reverse voltage protections High reliability: use VLSI components and surface mount technology Power Amplifier: optional part, maximum output power up to 7W Optional configurations: RS232 interface, Frequency Counter, Power Amplifier 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°C to +40°C 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 Output A Characteristics: 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 (< 1MHz), 35dBc (1MHz~20MHz) Total distortion (sine): 1% (20Hz ~ 200kHz) Rise/fall time of square: 35ns Overshoot: 10% Square duty cycle: 1% ~ 99% FREQUENCY Frequency range: 40mHz ~ max. frequency (sine), 40mHz ~1MHz (other waveforms) Frequency Resolution: 40mHz Frequency Accuracy: ± (50ppm + 40mHz) AMPLITUDE Amplitude range: 2mVpp ~ 20Vpp 40mHz~10MHz (high impedance) 2mVpp ~ 15Vpp 10MHz~15MHz (high impedance) 2mVpp ~ 8Vpp 15MHz~20MHz (high impedance) Amplitude Resolution: 20mVpp (amplitude > about 2 Vpp) 2mVpp (amplitude < about 2Vpp) Amplitude Accuracy: ± (1% + 2mVrms) (high impedance, 1kHz, sine) Amplitude Flatness: ±5% (<10MHz), ±10% (>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 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 TTL Output Characteristics: TTL Output Characteristics TTL Waveform rise/fall time: 20ns (square) Frequency: 40mHz ~ 1MHz Amplitude: TTL, CMOS compatible, low level <0.3V, high level >4V
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