20MHz Oscilloscope DF4321C
DC-20MHz dual-trace/three linesY range:1mV-5V/divSweep range:10ns-0.5s/div6 inch CRT with inner graticule and Toshiba tube available
| DF4321C | DF4351C | DF4318 | DF4313D | DF4328 | |
CRT | Screen | 8×10cm | 8×10cm | 8×10cm | 5×6.5cm | φ7cm |
Focus | Self-focus | |||||
Trace | Horizontal | |||||
Brightnees | Adjustable | |||||
Vertical | DC | DC-20MHz | DC-50MHz | DC-20MHz | DC-15MHz | DC-20MHz |
AC | 10Hz-20MHz | 10Hz-50MHz | 10Hz-20MHz | 10Hz-15MHz | 10Hz-20MHz | |
Mode | CH1 , CH2 , ALT , CHOP , ADD | |||||
Sensitivity | 1mV-5V/div | 1mV-5V/div | 5mV-20V/div | 5mV-20V/div | 5mV-5V/div | |
Accuracy | 3% | 3% | 5% | 5% | 5% | |
Max input | 300V | 300V | 400V | 400V | 400V | |
coupling | AC-GND-DC | |||||
Rise time | <17.5ns | <7ns | <17.5ns | <25ns | <17.5ns | |
CH1 output | 25mV,10MHz | 25mV,10MHz | 200mV,5MHz | 200mV,5MHz | 60mV,5MHz | |
Inverting | CH2 | CH2 | CH2 | CH2 | CH2 | |
Horizontal | Sweep time | 10ns-0.2s/div | 10ns-0.2s/div | 20ns-0.2s/div | 0. 1μs -10s/div | 50ns-0.2s/div |
Accuracy | 3% | 3% | 5% | 5% | 5% | |
Bandwidth | DC-1MHz | DC-1MHz | DC-1MHz | DC-1MHz | DC-300kHz | |
Trigger | INT triggering | 1div | 2div | 1.5div | 1.5div | 1div |
EXT triggering | 0.3V | 1V | 0.5V | 0.5V | 0.5V | |
Size | 310×130×370 | 327×130×377 | ||||
Weight | 6.5kg | 6.5kg | 7.2kg | 7.2kg | 7.2kg |
| DF4247A | DF4247B | |
CRT | 5×6.5cm | φ7cm | |
BW | DC200KHz | DC200KHz | |
Y range | 5mV5V/div | 5mV5V/div | |
Sweep range | 0.1μs0.1s/div | 0.1μs0.1s/div | |
Triggering | INT | 1.5div | 1.5div |
EXT | 0.5V | 0.5V | |
Size | 125×240×300 | 125×240×300 | |
Weight | 7.2 kg | 7.2 kg |
20MHz Oscilloscope DF4321C