Specifications
1. Direct Digital Synthesis(DDS) technology,2 independent output channels2. 3.5-inch TFT display
3.remote control
Main Features:
· Direct Digital Synthesis(DDS) technology,2 independent output channels
· 3.5-inch TFT display
· 32 kinds of standard or built-in fixed waveforms
· Minimum stable output waveform: 1mV(50Ω)
· Multiple modulation functions: FM,FSK,ASK,PSK
· Frequency sweep,amplitude sweep and burst functions
· Overvoltage,overcurrent,output short-circuit and reverse voltage protections
· Optional parts:RS232 interface,frequency counter,power amplifier
MODEL (TFT display) | LW-3005 | LW-3010 | LW-3015 | LW-3020 |
Frequency Range(sine) | 40mHz~5MHz | 40mHz~10MHz | 40mHz~15MHz | 40mHz~20MHz |
Technical Specifications
u Output Characteristics of Channel A
Waveform Characteristics
Waveform type: 32 waveforms including: Sine, Square, Triangle, Ramp, Pulse etc.
Waveform length: 1024 pointsSample rate: 100MSa/s
Waveform amplitude resolution: 8bits
Sinusoidal harmonic rejection: ≥40dBc (<1MHz), ≥35dBc (1MHz~20MHz)
Sine wave total distortion: ≤1% (20Hz~200kHz)
Square rise/fall edge time: ≤35nsOvershoot: ≤10%
Square wave duty cycle: 1%~99%
Frequency Characteristics
Frequency range: Sine: 40mHz~Max. frequency (MHz)Other waveforms: 40mHz~1MHz
Frequency resolution: 40mHz
Frequency accuracy: ±(5×10-5+40mHz)
Frequency stability: ±5×10-6/3 hours
Amplitude Characteristics
Amplitude range: 2mVpp~20Vpp 40mHz~10MHz (high impedance)
2mVpp~15Vpp10MHz~15MHz (high impedance)
2mVpp~8Vpp15MHz~20MHz (high impedance)
Resolution: 20mVpp (amplitude>2Vpp), 2mVpp (amplitude<2Vpp)
Amplitude accuracy: ±(1%+2mVrms) (high impedance, true RMS, frequency at 1kHz)
Amplitude stability: ±0.5%/3 hours
Amplitude flatness: ±5% (frequency<10MHz), ±10% (frequency >10MHz)
Output impedance: 50Ω
DC Offset Characteristics
Offset range: ±10V (high impedance, attenuation 0dB) Resolution: 20mVdc
Offset accuracy: ±(1%+20mVdc)
Sweep Characteristics
Linear sweep on frequency or amplitude.
Sweep range: free to set start point and stop point.
Sweep step: higher than any figure of resolution.
Sweep rate: 10ms~60s/step
Sweep mode: UP, DOWN, UP-DOWN
Manual sweep: step/time
Frequency Modulation Characteristics
Carrier signal: channel A signal
Modulation signal: internal signal of channel B or external signal
FM deviation: 0%~20%
Shift Keying Characteristics
FSK: free to set carrier frequency and hop frequency
ASK: free to set carrier amplitude and hop amplitude
PSK: hop phase 0~360°, Max. resolution 1°
Alternative rate: 10ms~60s
Burst Characteristics
Carrier signal: channel A signal
Trigger signal: TTL_A signal
Burst count: 1~65000 cycles
Burst mode: Internal TTL, External, Single
u Output Characteristics of Channel B
Waveform Characteristics
Waveform type: 32 waveforms including: Sine, Square, Triangle, Ramp, Pulse etc.
Waveform length: 1024 pointsSample rate: 12.5MSa/s
Waveform amplitude resolution: 8bits
Square duty cycle: 1%~99%
Frequency Characteristics
Frequency range: Sine: 10mHz~1MHzOther waveforms: 10mHz~100kHz
Frequency resolution: 10mHz
Frequency accuracy: ±(1×10-5+10mHz)
Amplitude Characteristics
Amplitude range: 50mVpp~20Vpp (high impedance) Resolution: 20mVpp
Output impedance: 50Ω
Burst Characteristics
Carrier single: channel B signal
Trigger signal: TTL_B signal
Burst count: 1~65000 cycles
Burst mode: Internal TTL, External, Single
u TTL Output Characteristics
Waveform Characteristics: Square, rise/fall time≤20ns
Frequency Characteristics: 40mHz~1MHz
Amplitude Characteristics: TTL, CMOS compatible, low<0.3V, high>4V
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