digital function generator
Model: LW-1645 (0.1hz-15MHz)
Features:
1.Frequency of the mode: 0.1Hz—2MHz/ 5MHz/ 10MHz/15MHz
2.Output waveform: Sine, Triangle, Square, ramp ±Pulse
3.TTL/CMOS and OUTPUT synchronous output
Specification:
Model | LW1641 | LW1642 | LW1643 | LW1645 |
Frequency | 0.1Hz-2MHz | 0.1Hz-5MHz | 0.1Hz-10MHz | 0.1Hz-15MHz |
Output waveform | Sine, triangle,square, positive and negative pulse, positive and negative ramp | |||
Output impedance | 50ohm±10% | |||
amplitude | Not less than 50Vp-p (open circuit) | |||
DC voltage | 0~±10V continuously adjustable | |||
Symmetry range | 90:10–10:90 | |||
Rising edge of square | <100ns | < 50ns | < 35ns | <35ns |
Sine characteristic | ||||
distortion | Less than 1% at 10H-100KHz | |||
Frequency response | 0.1Hz~100MHz: ≤± 0.5dB
100 KHz-5MHz ≤±1dB (LW-1642) 100KHz~2MHz: ≤±1dB (LW1641) |
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TTL/CMOS output | ||||
Level | Level: TTL low level less than 0.4V in pulse wave, high level less than 3.5V,CMOS low less tan 0.5V in pulse wave, high level 5V–14V continuously variable. | |||
Rising time | Less than 100ns | |||
VCF input | ||||
Output voltage | -5V~0V±10 | |||
Max.volt-controlled | 1000:1 | |||
Input signal | DC-1KHz | |||
Frequency counter | ||||
Measuring range | 1Hz~10MHz≥10Vp-p | |||
Input impedance | Not less than 1Mohm/20F | |||
Sensitivity | 100mVrms | |||
Max. Input | 150V(AC+DC) | |||
Input attenuation | 20dB | |||
Accuracy
Line power |
Less than 0.003%±1 digit
220V/110V±10% 50Hz/60Hz |
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Dimension | 270*225*90mm | |||
weight | N.W. About 2.5Kg |