The Micsig CP503B current clamp with 50 MHz bandwidth has an excellent price-performance ratio. It is therefore a good option, if you are looking for an inexpensive current probe. Thanks to the standard BNC interface, the CP503B is suitable for all oscilloscopes. In addition, the CP503B offers accurate and simple AC/DC measurement functions, a range selection of 5 A / 30 A, an overload indicator and an undercurrent measurement as well as a DC accuracy of 1 %.
| Model | CP503B | CP1003B |
|---|---|---|
| Bandwidth | 50 MHz | 100 MHz |
| Rise time | ≤ 7 ns | ≤ 3.5 ns |
| Interface | Standard BNC | Standard BNC |
| Delay | < 6.5 ns (5 A) < 8.5 ns (30 A) | < 30 ns (6 A) < 30 ns (30 A) |
| Power supply | DC 12 V / 3 A | DC 5 V / 3 A |
| Range | 5 A / 30 A |
| Current range | 4 mA - 5 Apk（6 A） 30 mA - 30 Apk（30 A） |
| Max. current input | 50 Apk，100 Apk-pk，30 Arms |
| Max. working voltage | CAT I 300V |
| Output sensivity | 1 V / 1 A (5 A, 1x) 1 V / 10 A (30 A, 10x) |
| Max. conductor diameter | 5 mm |
| Overload indicator | Flashing light |
