PA of the Day - Today's Extra PA of the Day is from Jesper Frederiksen of BQestia Soundsystem. "Subs: Keystone Tapped Horn 18" RCF LF18X451 Kicks: HD15 15" RCF MB15N401 Tops: Orbit
Keystone Subwoofer Using 18 inch speaker - 3D Warehouse
Keystone Subwoofer (B&C 18SW100) : r/diyaudio
Keystone Sub Using 18, 15, & 12 Inch Speakers | Page 13 | diyAudio
Keystone Sub Using 18, 15, & 12 Inch Speakers | diyAudio
Keystone Round LED High Bay Fixture 23,600 Lumens 150W 5000K (replaces 400W MH) | eBay