
1) Telecommunications equipment
Found on
https://www.crosswordclues.com/clue/rake-receiver

A rake receiver is a radio receiver designed to counter the effects of multipath fading. It does this by using several `sub-receivers` called fingers, that is, several correlators each assigned to a different multipath component. Each finger independently decodes a single multipath component; at a later stage the contribution of all fingers are .....
Found on
http://en.wikipedia.org/wiki/Rake_receiver
No exact match found.