The SB Acoustics SB20PFC-00 is an 8-inch passive radiator that is designed to be used in conjunction with a woofer to extend the low-frequency response of a speaker system. It is made with a paper cone and a vented plastic basket, and it has a free-air resonance frequency of 20 Hz.
Highlights
- Vented reinforced plastic chassis
- Proprietary cone material with natural fibers made in-house
- Soft low damping surround
- Easily adjustable moving mass
- Symmetric suspension
Product details
SB Acoustics SB20PFC-00 8'' Paper Passive Radiator
The SB20PFC-00 is a good choice for speakers that need to be compact but still have good bass response. It can be used in a variety of speaker enclosures, including sealed, ported, and bass-reflex designs. This passive radiator has an effective piston area of 216 cm², a free air resonance of 20 Hz, and a compliance of 0.83 mm/N. It has a moving mass including air of 76.7 g and a maximum mechanical cone excursion of ± 11mm. The mechanical loss is 1.4 kg/s and the mechanical Q-factor is 6.8. The equivalent volume is 55 liters and the net weight is 246 g.
Show more
Show less