t1 slotYes, you can, but there will be an extra slot of free space on the GPU side. The new version of the T1 (v1.2) should have 1.25 or 1.5 slot support so you can take up the least amount of spaceThe first time slot is numbered 1. For a T1 controller, the time slot range is from 1 to 24. For an E1 controller, the time slot range is from 1 to 31. unframed—Unframed mode