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Hi everyone.


My  application is as a bandleader operating sound myself from the stage,  usually simply keys, bass, drums, guitar and a few vocals. Primary style  is rock (not super heavy, more classic rock, some Sting, as well as  modern pop/rock like Keane, Coldplay, Maroon 5, Train, etc.) Usually not  very big spaces, crowds under 200 people.


Sold my QSC HPR system  because it was much too heavy for me to manage on my own (weekend  warrior style). Lightweight is very important. I now have two QSC K10's  which I'm pretty happy with. They aren't my old HPR 122i's, but they  weigh 20 pounds less each, and are in my opinion ALMOST as good- in  other words it is quite worth the change in weight.


Now I need to  add a single sub to the system, and I think I've narrowed my choices  down to the JBL PRX 618XLF  or the RCF Art 905as.


I'm leaning  towards the RCF as it is 10 pounds lighter than the JBL, and I also like  that it has a selectable crossover frequency, which the JBL does not.  It's also a smaller footprint in the car.


That said, I've heard  good things about the JBL too and its specs list a slight db advantage  and VERY slight frequency response advantage, and it's an 18", not a 15"  like the RCF.


It's really hard to "go hear" either of these  cabinets, most stores do not have them on the floor. Even with the JBL,  most stores have the 618 but not the 618 XLF and evidently there's a  huge difference.


Anyone have experience with these or suggestions on what might work better for me? Specs are below.


Thanks!


JBL PRX 618XLF

Maximum SPL Output      :      133 dB peak

Frequency Range (-10 dB)      :      30 Hz – 105 Hz

Frequency Response (±3 dB)      :      39 Hz – 93 Hz

Polarity      :      Normal or reverse polarity

Crossover Frequency      :      90 Hz

Amp Design      :      Crown® Class D

Power Rating      :      1000 W ( 2 x 500 )

Dimension (H x W x D)      :      685.8 mm x 530.9 mm x 716.3 mm ( 27.0 in x 20.9 in x 28.2 in )

Net Weight      :      37 kg ( 81.5 lb )


RCF ART 905 AS

    Frequency Response -3 dB: 40 Hz ÷ 120 kHz

    Max SPL: 131 dB

    Woofer: 15", 3" v.c.

 Crossover frequencies: 80 - 120 Hz

    Protections: Thermal, rms

    Limiter: Limiter

    Controls: Volume, phase, xover

    Total power: 1000 W

    Low frequencies: 1000 W

    Cooling: Convection / forced

    Connections: VDE connector in / out

    Height: 600 / 23.62 mm/inch

    Width: 445 / 17.51 mm/inch

    Depth: 600 / 23.62 mm/inch

    Net Weight: 31.8 / 70.10 kg/lbs