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
Philips AD8066/W4
Used Philips AD8061 W4 Satellite speakers for Sale | HifiShark.com
Vintage 8" Philips unit AD 8066 / W8 woofer ( test ) - YouTube
Philips AD 8066 / W8 Speakers - Bang & Olufsen | eBay
Philips RH 457
Vintage Philips AD 8067/W8 Woofer Speaker Driver Made In Belgium (A10) | eBay
Phillips AD 8066/ W8 Speaker W Gasket & Screws Pulled From PSB Speaker | eBay
Celestion B2002 & Philips AD8066 W8 8 inch Woofer Speakers for Sale in ATTADALE, Western Australia Classified | AustraliaListed.com