| Model | 
CT2675A | 
CT2457 | 
CT2454RA |
CT2454 |
| Description | Passive Probe, 10 / 200MHz, 1:1 / 10:1 / Ground Reference | Passive Probe, 17 / 190MHz, 1:1 / 10:1 | Passive Probe, 190MHz, 10:1, Readout | Passive Probe, 190MHz, 10:1 |
| Bandwidth | 10 / 200 MHz | 17 / 190 MHz | 190 MHz | 190 MHz |
| Risetime | 35 / 1.8 ns | 21 / 1.8 ns | 1.8 ns | 1.8 ns |
| Switchable | Yes | Yes | No | No |
| Attenuation | 1:1 / 10:1 | X1 / X10 | X10 | x10 |
| Input Impedance | 1 / 10 Mohms | 1 / 10 Mohms | 10 Mohms | 10 Mohms |
| Input Capacitance (pF) | 90 / 14 | 65 / 14 | | |
| Compensation Range (pF) | 10 to 35 | 10 to 30 | 10 to 30 | 10 to 30 |
| Interface | BNC | BNC | BNC | BNC |
| Readout Actuator | No | No | Yes | No |
| Ground Reference | Yes | No | No | No |
| Cable Length inches (meters) | 48 (1.2) | 80 (2) | 80 (2) | 80 (2) |
| IEC 61010 Rating | 300V CAT II | 600V CAT I, 300V CAT II | 600V CAT I, 300V CAT II | 300V CAT II |
| Manufacturer's Warranty | 1-year | 1-year | 1-year | 1-year |
| Notes | Modular Construction | | | |
| CE Approved | No | Yes | Yes | Yes |