Effector is an electronica album by Canadian electronic music group Download.

All songs by cEvin Key & Phil Western,[1] except for "Ego Dissolve" and "Ayahuasca" by Key, Western & Van Rooy.

[2] The cover is a photograph of an amusement ride in Dresden, taken by Anthony Valcic[3] using a very slow shutter speed.

"Muscaria" begins with a backwards-masked sample from Quebec blues-rock band Offenbach's "Promenade sur Mars".