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深圳PP007-WR无源探头美国力科Teledyne LeCroy
| 型号 | 带宽 | 输入阻抗 | 输入容抗 | 衰减 | *电压 | 直径 | 示波器 |
| PP005A | 500 MHz | 10 MΩ | 11 pF | 10:01 | 500 V | 5 mm | 1,2,12, 13 |
| PP006A | 500 MHz | 10 MΩ | 12 pF | 10:01 | 600 V | 5 mm | 3, 11 |
| PP007-WS | 500 MHz | 10 MΩ | 9.5 pF | 10:01 | 400 V | 2.5 mm | 4 |
| PP007-WR | 500 MHz | 10 MΩ | 9.5 pF | 10:01 | 400 V | 2.5 mm | 5, 7, 9, 15, 16 |
| PP008 | 500 MHz | 10 MΩ | 9.5 pF | 10:01 | 400 V | 2.5 mm | 4, 6, 8, 17 |
| PP009 | 500 MHz | 10 MΩ | 9.5 pF | 10:01 | 400 V | 5 mm | 4, 6, 8, 17 |
| PP010 | 200 MHz | 10 MΩ | 12.5 pF | 10:01 | 600 V | 5 mm | 10 |
| PP011 | 500 MHz | 10 MΩ | 9.5 pF | 10:01 | 400 V | 5 mm | 5, 7, 9, 15, 16 |
| PP016 | 300 MHz/10 MHz | 10 MΩ/1 MΩ | 12 pF/46 pF | 10:1/1:1 | 600 V | 5 mm | 14 |
| PP017 | 200 MHz | 10 MΩ | 12 pF | 10:01 | 600 V | 5 mm | 18 |
| PP018 | 500 MHz | 10 MΩ | 10 pF | 10:01 | 600 V | 5 mm | 18, 19 |
| PP019 | 200 MHz | 10 MΩ | 12 pF | 10:01 | 500 V | 5 mm | 20 |
| PP020 | 500 MHz | 10 MΩ | 11 pF | 10:01 | 500 V | 5 mm | 20 |
深圳PP007-WR无源探头美国力科Teledyne LeCroy
无源探头是许多示波器的标配探头。典型的无源探头提供10：1衰减和10Mohm输入阻抗。输入阻抗意味着无源探头适合测量低频信号，它在低频段对电路的负载效应很小。无源探头能够测量至少400V的电压，一些达600V。力科无源探头内置了衰减系数探测机制，示波器可以自动设置衰减系数无需人工输入。
每一种无源探头都有与之相适应的示波器。选择合适的探头，才能利用示波器的全带宽，否则受限于探头带宽。
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