The present invention achieves technical advantages as an operational amplifier having both a high slew rate and a full power bandwidth with low distortion by providing resistors in place of active loads coupled to a differential pair of transistors in a folded cascode input stage. Such parts may have different CTE. Additionally, the system is also able to modify the records or individual fields from a list of all metadata instances according to pre-recorded user preferences. The collapsed configuration of the cage is adapted for posterior insertion into the disk space. A distance between the positions included in the extracted information is calculated to evaluate the length of a slit which is a defect present on the subject surface. An operator input device receives a requested retarding torque from an operator of the machine and sends a signal to a controller that is configured to compare the required retarding torque to a maximum retarding torque available at a particular speed of the traction motor.