| | 2001 Scanner Frequencies
April 2001
|
| 1 | Gil de Ferran | 464.9250 |
| 3 | Helio Castroneves | 464.5750 |
| 4 | Bruno Junqueira | 469.8875 |
| 5 | Tora Takagi | 462.1375 |
| 6 | Christiano da Matta | 461.2875 |
| 7 | Max Papis | 469.2625 |
| 8 | Kenny Brack | 468.7125 |
| 11 | Christian Fittipaldi | 461.7125 |
| 12 | Nicolas Minassian | 467.0375 |
| 16 | Michael Jordain, Jr | 452.6750 |
| 17 | Mauricio Gugelmin | 468.4625 |
| 18 | Scott Dixon | 466.7625 |
| 19 | Michael Krumm | 462.1000 |
| 20 | Roberto Moreno | 464.0875 |
| 21 | Luis Garcia, Jr | 463.6000 |
| 22 | Oriol Servia | 451.3000 |
| 25 | Max Wilson | 464.2250 |
| 26 | Paul Tracy | 466.3250 |
| 27 | Dario Franchitti | 466.5375 |
| 32 | Patrick Carpentier | 461.5375 |
| 33 | Alex Tagliani | 461.9000 |
| 39 | Michael Andretti | 464.9125 |
| 40 | Jimmy Vasser | 461.8875 |
| 51 | Adrian Fernandez | 464.9750 |
| 52 | Shinji Nakano | 464.9500 |
| 55 | Tony Kanaan | 464.7000 |
| 66 | Alex Zanardi | 464.8000 |
| 77 | Bryan Herta | 469.2125 |
| | CART Safety | 451.1875 |
| | CART Race Control | 457.0125 |