1. A lamp comprising:a substantially transparent housing tube;
a first end cap at a first end of the housing tube;
a second end cap at a second end of the housing tube, wherein the end caps include contacts for electrically contacting a power supply; and
a light emitting diode (LED)-filament arranged in the housing tube between the first end cap and the second end cap;
wherein at least one driver for the LED-filament is provided, wherein a first driver is arranged at the first end cap and a second driver is arranged at the second end cap.