The Revelator midrange and midwoofers, both well known for their sliced paper cone technology. The slices are filled with damping glue, which dramatically reduces break-up modes in the diaphragm. In combination with Scan-Speaks Low-loss linear suspension and the patented Symmetrical drive (SD-2) it represented a breakthrough in midrange clarity and overall smooth frequency response characteristics.
DIY Kits:
Jensen 1071 (D2905/990000, 18W/8531G00, 26W/8861T00)
SP38/13 (D2010/851300, D3806/820000, 18W/8531G00)
Ekta Grande (R2904/7000, 12M/4631G00, 18W/8531G00)