location of FM2 amplifier in 2012/3 3008

[GiveMeABreak]

hi. I need to locate where in the car is the FM2 aerial amplifier for a 2012/3 Peugeot 3008 with a NG4 3D sat nav /communications head unit. thanks

[GiveMeABreak]

Here's the relevant part for you: The FM2 unit is (22)

(15) Tweeter (Right hand front).
(16) Speaker (Right hand front).
(17) Tweeter (Left hand front).
(18) Microphone.
(19) Speaker (RH rear).
(20) An AM, FM, GPS, GSM radio aerial installed on the roof.
(21) audio amplifier (According to version).
(22) FM2 unit.
(23) Aerial FM2 (Imprinted in the rear screen).
(24) Compact disc changer (According to version).
(25) Bass box (According to version).
(26) Speaker (Left hand rear).
(27) Speaker (Left hand front).

[Dormouse]

so that will be up on the roof rail at the rear near side inside the headliner. thanks for that