REL Acoustics T/7x
The REL T/7x brings fast, textured bass and near-invisible speaker integration to compact two-channel systems. Its 200W Class A/B amplifier, front-firing 8-inch driver and passive radiator deliver supple timbre, crisp transients and convincing scale. Future Audiophile found it transformed stand-mounts into a more complete, expansive musical presentation without calling attention to itself.
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Deliciously Crispy
Bass
91/100
Integration
94/100
Dynamics
91/100
Build Quality
91/100
Features Usability
87/100
Value for Money
93/100
Pros
Exceptionally seamless integration adds low-end extension and scale without sounding like a separate subwoofer.
Fast, controlled and highly articulate bass reveals texture, timbre and transient detail.
Flexible high-level Speakon, RCA and LFE inputs support music-focused and home-cinema systems.
Compact, premium cabinet has a notably refined gloss finish and strong assembly quality.
Cons
Its compact design cannot match larger subwoofers for deepest infrasonic extension or maximum-output effects in large home-theatre rooms.
There is no onboard DSP, room correction or app-based control; optimal results depend on manual placement and setup.
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What Reviewers Are Saying
Assessments of Build Quality, Usability, and Overall Propositions.
Bass
91/100
Reviewers consistently praise the T/7x for articulate, textured and detailed low frequencies rather than sheer bulk. It extends small speakers convincingly, with one reviewer measuring useful in-room output to around 30Hz, though reviewers also note that larger subwoofers will play louder and reach deeper.
Integration
94/100
The T/7x repeatedly earns praise for disappearing into the system: Future Audiophile calls it a “virtual extension” of the main speakers and says it blended naturally without drawing attention to itself. It was also described as fast enough to blend seamlessly with Magnepan panels, while its high-level connection is presented as a practical route to preserving the character of the main system.
Dynamics
91/100
Reviews describe quick transients, firm control and an impactful character that avoids sounding slow or ponderous. TONEAudio found greater output capability and cleaner dynamics than the preceding generation, with the T/7x able to fill a 13-by-18-foot room more effectively at higher levels.
Build Quality
91/100
The cabinet finish receives unusually strong praise, from the sumptuous gloss lacquer and aluminum accents noted by The Absolute Sound to TONEAudio's praise for the flawless surface finish and assembly detail. Reviewers also highlight the quality of the connectors and the solid overall presentation.
Features Usability
87/100
The T/7x offers flexible high-level Speakon, line-level RCA and dedicated LFE connections, including separate LFE gain for home-cinema use. Its compact form is easy to accommodate in a room, though there is no app-based control, room correction or onboard parametric EQ.
Value for Money
93/100
At roughly $1,099 in the US and around £1,000 in the UK, reviewers regard the T/7x as a compelling premium compact subwoofer rather than a budget option. TONEAudio gave the T/x range an Exceptional Value Award, while Future Audiophile says it adds ease and finesse without breaking the bank.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
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Specifications
- Type
- Front-firing active driver, down-firing passive
- Active Driver Size & Material
- 8 in. (200mm) long-throw, FibreAlloy™ cone, inverted alloy centre cap, steel chassis
- Passive Radiator Size & Material
- 10 in. (250mm) long-throw, FibreAlloy cone, inverted alloy centre cap, steel chassis
- Low Frequency Extension
- -6dB at 30 Hz Low Frequency
- Input Connectors
- High Level Neutrik Speakon, Low Level (1) RCA, (1) LFE RCA
- Output Connectors
- N/A
- Power Output
- 200 Watts (RMS)
- Amplifier Type
- Class A/B
- Wireless Capability
- REL Arrow (sold separately)
- Dual Parametric Filter
- N/A
- Finish
- Piano Black Lacquer, Gloss White Lacquer 5 coats
- Fully Electronic Set Safe
- Yes
- D.C. Fault
- Yes
- Output Short
- Yes
- Mains Input Voltage
- 220-240 volts, 110-120 volts for certain markets
- Fuses
- 2 Amp semi delay 230 volts operation, 4 Amp semi delay 115 volts operation
- Mains Lead
- Yes
- Neutrik Speakon
- Yes (10 Meters Nominal)
- Interconnect
- -
- User Manual
- Yes
- DIMS
- W x H x D 14.0 x 12.6 x 14.3 in., (356 x 320 x 363 mm) Shipping DIMS W x H x D 19 x 18 x 17 in., (483 x 457 x 432 mm)
- Net Weight
- 38.5 lbs. (17.5 kg). Shipping weight 43 lbs. (19.5 kg)
Manufacturer's Description — REL Acoustics
Powerful. Balanced. Beautifully Compact.T/7x blends speed, punch, and refinement transforming smaller and mid-sized rooms with surprising scale and musical warmth.
- Dynamic, controlled bass from a 200-watt Class A/B amplifier
- Fast, detailed response from an 8" FibreAlloy driver
- Extended presence via a 10" down-firing passive radiator
- Ideal for music and theater systems needing agility and clarity
The Practically Perfect REL
Filtered for Purity
REL’s legendary High Level Input connection and fast filters are a significant chapter in the REL story. Connecting via the speaker outputs of your amplifier without drawing any power from it may seem like magic, but the real magic lies in the way the sound takes on a natural character and blends seamlessly with your speakers. Unique tuning and special limiters means the T/7x sounds fresher, faster and more dynamic than before.
T/7x is, without reservation, one of the most-balanced RELs of all time. In order to achieve perfect balance, a sub must weigh speed against heft, while ensuring true extension-depth-and do so in a physically harmonious package. T/7x manages to make it all seem easy. Quick and delicate for a perfect blend, it can pound out exceptionally deep, tuneful bass that belies its size and plays louder than most will ever require.
REL’s legendary High Level Input connection and fast filters are a significant chapter in the REL story. Connecting via the speaker outputs of your amplifier without drawing any power from it may seem like magic, but the real magic lies in the way the sound takes on a natural character and blends seamlessly with your speakers. Unique tuning and special limiters means the T/7x sounds fresher, faster and more dynamic than before.
T/7x is, without reservation, one of the most-balanced RELs of all time. In order to achieve perfect balance, a sub must weigh speed against heft, while ensuring true extension-depth-and do so in a physically harmonious package. T/7x manages to make it all seem easy. Quick and delicate for a perfect blend, it can pound out exceptionally deep, tuneful bass that belies its size and plays louder than most will ever require.
Designed to be Better
Many don’t realize the intense connection between performance and design here at REL. Performance is everything to us and it leads to physical design solutions. Thus it is, that our engineers, in recognizing the need for greater cabinet volume to achieve the goals of greater fluidity and power, turn to the designer. He works dimensions to fool the eye into seeing a smaller, more compact footprint, even though cabinet volume increases. Using gently rounded corner radii that allows the eye to flow over and see less visual mass. The result is both modern and clean with no unnecessary adornment.
Drive On
The 8” long throw active and 10” passive drivers are where T/7x derives its incredible speed and clean finish. A thorough revision of critical suspension components are responsible for the agility and suppleness of T/7x. The T/7x sounds louder and more powerful is expected, but few would predict it also is faster, more reactive and transparent than our prior generation, itself a paragon of virtue. Stiffer suspensions better suited to advanced duty mean not only can each driver trace minute details, but also travel farther and handle more power.
Tried and True Amplifiers
We have retained our signature Class A/B amplifiers used in every generation of Serie T since 2006. Reliability is the key to happy ownership and with some 200,000 and counting of this range leading long happy lives, Serie T/x owners can feel certain of REL’s standard setting reliability. The powerful 200-watt mosfet amplifier used in the T/7x remains an icon of sound and reliability with huge reserves of current. Massive power supplies are used and small upgrades are found everywhere. New driver mosfets that open up performance and transparency and new methods for securing the toroidal transformers mean better performance and superior reliability. The best gets better.
Standby Mode switch is only included on 220V units.
Zero Compression Wireless
At REL, we’ve developed a sterling reputation for building the finest sounding, fastest wireless systems available in the industry. REL never rely upon digital compression as it results in thin, lifeless sound. Instead, we have perfected an (optional) Arrow Wireless system; so fast and dynamic we’re comfortable encouraging the use of wireless on one channel of a pair of RELs while the other channel may be connected hardwired with cable.
Verified Dealers
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Authorized dealers for REL Acoustics T/7x
- The ASOC Gallery of Fine Audio — in-store — Stratford, Ontario, Canada (website)
- The Music Room — online and in-store — Erie, Colorado, United States (website)
- 110Hz — online and in-store — Kielce, Województwo świętokrzyskie, Poland (website)
- 3mA Audio — online and in-store — Houston, Texas, United States (website)
- Abt Electronics — online and in-store — Glenview, Illinois, United States (website)
- Acoustic Streams — in-store — Lower Drift, England, United Kingdom (website)
- Acoustica — online and in-store — Chester, England, United Kingdom (website)
- All Elite Audio — online and in-store — Perry Hall, Maryland, United States (website)
- Alta Fedelta — online and in-store — Lombardia, Italy (website)
- American Sound — in-store — Richmond Hill, Ontario, Canada (website)
and 239 more verified dealers