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
NOS Oaktron Industries 35HR1 Phenolic Ring Tweeter 3.5" Speaker 8 Ohm RMS | eBay
Phenolic Ring Tweeter Replacement for AR-4X CTS Marantz and More 8 Ohm
Speakers: Parts is Parts - Tweeter History, Cones, and Domes. | audioXpress
Phenolic Ring Tweeter for AR, Marantz & More - Speaker Exchange