Philips soft dome tweeter, marketed in the USA under the Norelco label, was found in many high end designs. It was also popular with DIYers, and small boutique …
1 inch High Fidelity Dome Tweeter Speaker-P Philips; Eindhoven | Radiomuseum
UNUSED Vtg Philips 2404 257 3350 Dome Tweeter Speaker Driver Made Belgium (A15) | eBay
Philips AD 00845 T6FF / Dome Tweeter / 8 Ohm | eBay
Tweeter Philips AD 2071/z4 4822 240 30123 Nuovo New Vintage Speaker Audio Hi Fi | eBay