The RH-1821 Active Subwoofer is one of the most powerful 2x18” subwoofers in the field of live sound. Featuring two high-power hyper-vented 18” drivers with 5.0” inside-outside voice coils, this cabinet delivers a serious amount of low frequencies. Powered by a 4400 Watt digital amplifier, the RH-1821 Active Subwoofer can perform in the most demanding situations.
Specifications
Driver : 2 pcs 18" with 5.0" voice coils drivers
Frequency Range : 25 - 150 Hz
SPL Max. : 130 dB
Power Rating : 3000 W R.M.S. (4400 W Peak)
Dimensions : 118 (W) x 54.5 (H) x 91 (D) cm
Mounting : Stacked Mounting
Color : Black
Amplifier Detail
Dual channel 4400 Watt Class D
65 A Output peak current
29.4 dB Amplifier gain
THD + N (1 kHz @ 1 Watt) 0.005 typically
100 uV(A) Noise floor
85 VAC ~ 265 VAC 50-60 Hz Power requirement
18 Watt idle power consumption
XLR Input & output
SpeakON Power input & link
GLL Download : coming soon.