Panic stations: T1 one step closer to missing Worlds

t1 slotSlot opening width : 4mm Finger width : 6mm; Colour : Grey RAL 7030; T1-E = 40mm and 60mm hehts; T1-EF = 80mm and 100mm hehts; T1-EF have an extra cable retainer moulded intoslotport: Slot number and port number where the channelized E1 or T1 controller is located. number : Channelized E1 or T1 controller number. timeslots: For ISDN, the D channel timeslot,