Philips AD 8066 / W8 Speakers - Bang & Olufsen | eBay
Pair of Philips AD 8000 Vintage Retro 8" PASSIVE RADIATORS | eBay
Mystery Philips Speakers | AVForums South Africa - Audio Video Community
Used Philips AD8066 Loudspeakers for Sale | HifiShark.com
Advice needed for sub enclosures | diyAudio
Piratelogic - I still have a whole bunch of these vintage Philips AD8066/W4 woofers laying around doing nothing and their octagonal shape represents a nice 3D practise so...... | Facebook