| Model | 
GE2511RA | 
CT3277SA | 
CT2840RA | 
CT2840 | 
CT2453RA | 
CT2453 |
| Description | Passive Probe, 250MHz, 10:1, Readout | Passive Probe, 6 / 250MHz, 1:1 / 10:1 , Insulated | Passive Probe, 250MHz, 10:1 Readout | Passive Probe, 250MHz, 10:1 | Passive Oscilloscope Probe , 250MHz, X10 with Readout | Passive Oscilloscope Probe , 250MHz, X10 |
| Bandwidth | 250 MHz | 6 / 250 MHz | 250 MHz | 250 MHz | 250 MHz | 250 MHz |
| Risetime | 1.4 ns | 58 / 1.4 ns | 1.4 ns | 1.4 ns | 1.4 ns | 1.4 ns |
| Switchable | | Yes | No | No | No | No |
| Attenuation | 10:1 | 1:1 / 10:1 | 10:1 | 10:1 | x10 | x10 |
| Input Impedance | 10 MOhm | 1 / 10 Mohms | 10 Mohms, 14 pf | 10 Mohms, 14 pf | 10 Mohms, 12 pf | 10 Mohms, 12 pf |
| Input Capacitance (pF) | ˜12 pF | 47 / 17 | | | | |
| Compensation Range (pF) | 10 to 30 | 10 to 35 | 10 to 35 | 10 to 35 | 10 to 30 | 10 to 30 |
| Interface | | BNC Insulated | BNC | BNC | BNC | BNC |
| Readout Actuator | No | No | Yes | No | Yes | No |
| Ground Reference | | No | No | No | No | No |
| Cable Length inches (meters) | 1.2 m | 48 (1.2) | 48 (1.2) | 48 (1.2) | 48 (1.2) | 48 (1.2) |
| IEC 61010 Rating | 300V CAT II | 300V CAT II | 300V CAT II | 300V CAT II | 300V CAT II | 300V CAT II |
| Manufacturer's Warranty | | 1-year | 1-year | 1-year | 1-year | 1-year |
| CE Approved | | Yes | No | No | Yes | Yes |
| Notes | | | Modular Construction | Modular Construction | | |