Vintage Altec Model 603-B speaker in Karlson Enclosure mid-century Columbus OH | eBay
Vintage Altec Model 603-B speaker in Karlson Enclosure mid-century Columbus OH | eBay
Help Identify Karlson speaker enclosures : r/vintageaudio
The "Dutch" Karlson 12 | diyAudio
Some DIY speaker hobbyists were still building the oddball Karlson speaker, first published during the 1950s. The design made grand… | Акустическая система, Колонки
diytube.com • View topic - Old Karlson speaker cab design
John Karlson Mid-Century Hi-Fi Cabinets Speakers Custom Built With Jensen H222 Coaxial 2 Way High Fidelity Loudspeaker Systems By Cabinet Maker Frank J. Pierce - Working 22W X 19D X 36H