Acoustic Energy AE509 is a 2-way Passive Bass Reflex Floor-standing speaker by Acoustic Energy. It features a 1" dome with waveguide Tweeter and 2 x 5" carbon fibre cone Woofer. The speaker has a frequency range of 32Hz - 28kHz and a sensitivity of 89 dB. AE509 has an MSRP of 3499$ per pair.
Room Size Suitability
The size of the room where you plan to use the AE509 is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:
| Listening Environment* |
Suitability |
| Near-field | Bad |
| Small Room | Poor |
| Mid-size Room | Good |
| Large Room | Good |
| Very Large Room | Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
Acoustic Energy's AE500 Series of Loudspeakers
AE509 is a member of Acoustic Energy's AE500 series of Passive speakers. Below you can see the main specs of these speakers.
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Frequency Response of the AE509 Speaker
AE509 has a Frequency response range of 32Hz - 28kHz at ±3dB and Power Range of up to 175 watts. With a minimum frequency of 32 Hz, AE509 delivers deep bass that will likely satisfy most listeners, especially those who enjoy music. However, movie enthusiasts and music fans who prefer a full range of sound may still benefit from adding a subwoofer.
To focus on the subwoofers that are in a similar price range with AE509, check out the Powered Subwoofers under $5000. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how AE509's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Floor-standing Speakers
High Frequency
Floor-standing Speakers
AE509's carbon fibre cone Woofer
Among the speakers in our database with a max MSRP price of 5000$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the AE509's 32Hz:
Crossover frequency of the AE509?
The Crossover frequency of the AE509 is set to 2800Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower-frequency signals are sent to the woofer by the crossover component.
Impedance and Sensitivity
AE509's nominal impedance level is
6 ohms and has a sensitivity of
89 dB.
Sensitivity
Floor-standing Speakers
Nominal Impedance of the 6 Ohms makes the Acoustic Energy AE509 a relatively difficult to drive speaker compared to more frequently found 8 ohms speakers from nominal Impedance perspective.
Sensitivity
89dB of the Acoustic Energy AE509 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.
Check the amplifiers that are in a similar price range to the AE509:
Input Type
AE509 features type connectors. Bi-amping and Bi-wiring are not possible.
AE509's terminals
AE509 External Dimensions and Weight
AE509 has external dimensions of (Height x Width x Depth) 39.4 x 7.3 x 10.6inch (1000.0 x 185.0 x 270.0mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of AE509 is approximately 499.5cm2 / 77.4inch2.
WeightThe AE509 weighs 22.00kg / 48.4lbs per piece. Here is a comparison of how AE509's weight compares with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Weight
Floor-standing Speakers under $5000
How does the AE509 compare to the Acoustic Energy AE520?
One of the natural alternative to the AE509 is the AE520 which is located one step higher in Acoustic Energy's Passive Floor-standing selection.
Check the Detailed Comparison of AE509 vs AE520 for more details.
Cabinet type and Materials
AE509 has a
Bass Reflex type cabinet and a Resonance Suppression Composite (RSC) finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
AE509 Feet
Port Position
AE509 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Available colors
AE509 is available in Piano Gloss Black, Piano Gloss White and American Walnut wood veneer.
Does the AE509 come with a Grille?
AE509 comes with magnetic grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible. Since the included grille of the AE509 is magnetic type, it is very easy to put it on and off.
AE509 with Grille
Recommended Accessories
Here is a list of accessories that we think you may need for the Acoustic Energy AE509.
User's Manual
For more information about how to setup, use and maintain the Acoustic Energy AE509, use the direct link below to download the official manual document:
Download User Manual for AE509
Official Brochure
Here is a link to download the official brochure for the Acoustic Energy AE509 speaker:
Official Brochure for AE509
Official Product Page
Official manufacturer's product page for the Acoustic Energy AE509 speaker can be found below:
Official Product Page for AE509