Point Source & Subwoofer

RM 115 SB MK4

Single 15'' Subwoofer

 

Features

-Single 15-inch subwoofer with double dampers and triple-round surround, providing greater stability and longer excursion. It uses a high-quality ferrite magnet designed with FEA software technology to ensure optimal motor performance.

- Premium birch plywood construction engineered to reduce system distortion and deliver clean sound.

- Weatherproof coating that provides strong resistance against outdoor conditions and water.

 

Applications

Its high output delivers high-quality low frequencies with fast bass response, making it ideal as a main speaker for small to medium-sized venues such as cafés, meeting rooms, and indoor sports facilities like badminton courts.

 

Convenience

Weighing only 39 kg, this system can be used as a full-range speaker with the support of a monopod. The pole-mount socket on the top of the cabinet makes installation easy, and its universal size ensures a secure fit with any standard speaker pole.

 

Compatible with Selected RHYME Products

This subwoofer is specifically designed to pair seamlessly with other RHYME full-range systems that feature pole-mount sockets, such as the B Series. For café applications, the RM 115 SB Mk4 pairs perfectly with the B215, while for meeting rooms, it is ideally matched with the B212.

SPECIFICATION

Frequency Range (-10 dB) : 28 Hz – 1 kHz
Frequency Response (±3 dB) : 36 Hz – 450 Hz
Horizontal Coverage Angle (-6 dB) : Omni
Vertical Coverage Angle (-6 dB) : Omni
System Sensitivity (1w/1m) : 99 dB
Maximum SPL¹ : 135 dB
System Nominal Impedance : 8 Ohm
Power Rating (RMS / Program / Peak)² : 1000 / 2000 / 4000 Watt
TRANSDUCER  

LF Driver 
: 1 x RM 113156 SW, 15”, Ferrite, 113mm VC
PHYSICAL  
Enclosure Material : 18mm Russian Birchply with glued & mechanically fastened joint detail
Finish  : Black Textured
Input Connector  : Neutrik Speakon NL4 (x2 parallel)
Dimension (H x W x D) : 456 x 510 x 548 mm (net)
  : 556 x 610 x 648 mm (shipping)
Weight (Net/Shipping) : 39 / 46 Kg
Mounting & Suspension : Pole mount socket
Note: 1 Calculated based on peak power and measured sensitivity. 2 RMS: pink noise with 6dB crest factor, 12dB BW @ 35 Hz – 350 Hz, 2Hr/step until break, single unit
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