RCF HDM 45-A Active Speaker

RCF HDM 45-A Active Speaker



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Do you need a lightweight yet powerful speaker that can stand the rugged realities of being on the road? Then check the RCF HDM 45-A Active Speaker from the industry standard Italian Pro audio company.

Using a range of RCF technology to offer optimised output performance, the RCF HDM 45a includes a two-channel amplifier and the RDNet networked management system. Furthermore, the speaker includes RCF precision transducers and the FiRPHASE processing system.

Clear, Crisp, Consistent Sound

The RCF HDM 45-A Active speaker is one of the most powerful speakers in its category. Offering a clear, crisp and consistent sound. Refined and smooth. So that every sonic detail projects to the listener. Without any distortion.

Featuring a low-frequency 15" Neodymium woofer delivering a punchy low-end. Matched with an ND940 Compression Driver in Titanium. With a 4" inches" voice coil. Delivering a prominent high-end with clarity and reliability.

All housed in a lightweight and durable highly-engineered cabinet.

RCF HDM 45-A Active Speaker Features:

  • 133 dB Max SPL
  • 2200 Watts two-way power
  • Innovative DSP Processing with FiRPHASE
  • 650 Hz crossover point for perfect vocal reproduction
  • 15" Neodymium Woofer, 3.5" v.c.
  • 1.5" Titanium Compression Driver, 4.0" v.c. Neodymium
  • 90° x 60°, wide dispersion constant directivity horn
  • RDNet compatible
  • Silent Fanless Class-D Amplifier
  • Ultra-Lightweight

Italian Designed Speakers

The RCF HDM 45-A Active Speaker arrives with a 15" Neodymium Woofer and 3.5" Voice Coil. This woofer covers all the low- and mid-end voices. Punchy, and free from distortion. You'll be able to throw out some serious bass with this speaker. With no repercussions.

Holding the attention on the top-end. Is a 1.5" Titanium Compression Driver. With a 4" Neodymium Voice Coil. Presenting the listener with superior crystal clear highs. With extreme clarity.

The voice coil comes with a high-temperature Kapton former.

RCF has experimented with diaphragm suspension. Concluding minimum distortion and low-frequency extension range.

You'll love these matching and balanced speakers working together. And, you'll always feel confident with this speaker. The RCF HDM 45-A Active Speaker will always provide a measured and uniformed output.

Perfect Class-D Amplifiers

The RCF HDM 45-A Active Speaker features a specially designed algorithm. This looks after the frequency-dependent soft limiter.

This means these amps can handle being pushed to the max. And work just as well at lower volumes. Without losing any detail.

What's more. A 32-bit floating-point DSP with 48 kHz processing gives you a 2-way crossover and transducer alignment. As well as, eight programmable equalizations and a programmable output time delay.

All this making sure there is a balanced and refined sound delivery.

RCF RDNet Control

The RCF HDM 45-A Active Speaker has RDNet installed. RDNet is a management network and control system. For small, medium and large arena-sized sound systems.

This system delivers intuitive control and monitoring. Of each connected device in the RCF Audio System.

This means that you can fully control the whole RCF sound system. To address your specific presets or modifications of the parameters.

The networked system means you can change level, delay, EQ (linear phase FiR as well) and other settings. Including advanced subwoofer configurations.

FiRPHASE Technology

Advanced FiRPHASE technology is a FiR filtering control. Engineered to deliver transparent output, superior clarity and effortless stereo tones. Just for your listener.

The Italian designed FiRPHASE filters give a balanced distribution of sound. With no phase distortions, ensuring minimum latencies. That may affect the system.

Durable and Rugged Cabinet

The RCF HDM 45-A Active Speaker cabinets are constructed with a unique polypropylene composite material. Designed to reduce vibrations, even at maximum volume settings.

Offering strength and relaibilty from the tough cabinets. All designed to take the tough treatment that speakers can encounter on the road.

Equipped with a top handle and two side handles. With rubber handgrips for easy transportation.

You'll always feel confident taking these Italian designed RCF Speakers out with you. Knowing that they'll always deliver full reliability, amazing sound and supported high-tech.

RCF HDM 45-A Active Speaker Specs:

Acoustical specifications

  • Frequency Response: 45 Hz to 20000 Hz
  • Max SPL @ 1M: 133 dB
  • Horizontal Coverage Angle: 90°
  • Vertical Coverage Angle: 60°


  • Compression Driver: 1.5" neo, 4.0" V.C
  • Woofer: 15" Neo, 3.5" V.C

Input/Output section

  • Input Signal: balanced/unbalanced
  • Input Connectors: XLR, RDNet Ethercon
  • Output Connectors: XLR, RDNet Ethercon
  • Input Sensitivity: -2 dBu/+4 dBu
  • Mic. Input Sensitivity: -32 dBu

Processor Section

  • Crossover Frequencies: 650 Hz
  • Protections: Thermal, HF
  • Limiter: Fast Limiter
  • Controls: Proces, 8 select presets
  • RDNET: Yes

Power section

  • Total Power: 2200 W Peak, 1100 W RMS
  • High Frequencies: 600 W Peak, 300 W RMS
  • Low Frequencies: 1600 W Peak, 800 W RMS
  • Cooling: Convection
  • Connections: Powercon IN/OUT

Standard Compliance

  • EN54-16 Certified: Yes
  • CE Marking: Yes

Physical specifications

  • Cabinet/Case Material: PP Composite
  • Hardware: 1 x M10 top, 1 x M10 bottom, 2 x M10 side
  • Handles: 1 Top, 2 Side
  • Pole Mount/Cap: Yes
  • Grille: Steel
  • Colour: Black


  • Height: 714 mm / 28.11"
  • Width: 442 mm / 17.4"
  • Depth: 397 mm / 15.63"
  • Weight: 22 kg / 48.5 lbs
More Information
Manufacturer RCF
SKU 306594
Shipping Weight (kg) 25.000000
MPN 13000593
Warranty 2 years
Pole Mountable No


We know you want to get your gear as quickly and as safely as possible, Next Working Day Delivery to UK Mainland Addresses, on all IN STOCK items, if ordered before 3pm. This will include a text or email on the day of delivery giving you an exact hour window of when your gear will be with you.

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If you have bought something In-Store or Online and want to return it as unwanted, you have 30 days from when you receive the goods to contact our PMT experts either by phone or email to return your item.

We can offer you a refund if you return your item within 30 Days from purchase date and with 100% perfect packaging. 


Please Note - We cannot accept unwanted returns on microphones, any in-ear earphones or monitors, and any other items that touch your mouth, nose or inner ear if you have removed the hygienic packaging.