Made by a Schaak Electronics, a then-famous retailer in Minneapolis, the DLK 1.5 was a very good budget bookshelf speaker: Two air suspension 8" woofers, t… | スピーカー
Phenolic Ring Tweeter Replacement for AR-4X CTS Marantz and More 8 Ohm
Dynavox paper cone (phenolic ring) tweeters | diyAudio
Phenolic Ring Tweeter for Marantz Imperial 7 or 8 in Good - Etsy
The "phenolic ring" tweeter - where did it come from? - Other Speakers and Electronics - The Classic Speaker Pages Discussion Forums
GRS PRT-8 Phenolic Ring Tweeter Replacement for AR-4X CTS Marantz and More | bol.com
The "phenolic ring" tweeter - where did it come from? - Other Speakers and Electronics - The Classic Speaker Pages Discussion Forums