Description

The JBL Studio 520C is the center channel speaker designed for those who want to take their home theater system to the next level. Based on technologies derived from professional audio for concerts and installations, it offers clear, focused reproduction of dialogue and sound effects that are perfectly integrated with the main channels.

At the heart of the design is the combination of two 4" (100 mm) woofers with ribbed-surface PolyPlas™ cones and a high-frequency compression driver . The woofers feature Symmetrical Field Geometry™ (SFG) magnetic structures , which ensure a symmetrical and uniform magnetic field, reducing distortion and improving control of cone movement even at high sound pressure levels. The result is solid, precise bass free from unwanted coloration.

High frequency reproduction is entrusted to a 1" (25 mm) compression driver with a monolithic Teonex diaphragm and neodymium magnet, housed in a Bi-Radial® horn made of glass-fibre reinforced ABS. This geometry, created for sound diffusion in large environments such as auditoriums, guarantees controlled and uniform dispersion, with a stable and precise stereo image even off-axis.

How do you choose the right center speaker for a quality home theater system? The center channel handles most of the dialogue and foreground sounds in a cinematic mix: the clarity and precision of this element largely determine the intelligibility and realism of the entire listening experience. The JBL Studio 520C meets this requirement with a sensitivity of 88 dB (2,83 V/1 m) and a frequency response that extends up to 40 kHz , compatible with high-resolution sources.

Connection is via dual gold-plated binding posts with bi-wiring support , which allow the signal path to be separated between the low- and high-frequency sections, potentially benefiting overall clarity. The magnetic shielding of all transducers also makes it suitable for installation near CRT displays or other components sensitive to magnetic fields.

Specifications

Diffuser type	passive
Sensitivity	88 dB
Nominal impedance	6 ohm
Route configuration	2
Tweet	1" (25 mm) compression driver, Teonex monolithic diaphragm, neodymium magnet, Bi-Radial® glass-fiber-filled ABS horn, magnetically shielded
Dimensions (WxHxD)	555 x 172 x 168 mm
Frequency response	60-40000
Crossover frequency	1500 Hz
Maximum manageable power	150
Woofer	Two 4" (100 mm) woofers, ribbed PolyPlas™ cone, SFG™ magnet structure, die-cast basket, rubber surround, magnetically shielded
Connectors	Dual gold-plated binding posts, bi-wiring compatible
Weight	7.5 kg
Trim	Nero

About the brand

JBL is one of the most iconic brands in global audio, founded in 1946 in Los Angeles by James Bullough Lansing. The American company is a global leader in the design and manufacture of professional and consumer audio systems, with a dominant presence in the high-fidelity and home entertainment sectors. For over seventy years, JBL has represented excellence in acoustic engineering, combining technological innovation and sound quality for discerning audiophiles and music enthusiasts.
JBL's corporate philosophy is based on a fundamental principle: "The Truth. Nothing More. Nothing Less." This vision reflects an unwavering commitment to reproducing sound in its purest and most authentic form, without coloration or distortion. James Bullough Lansing, a visionary engineer with a background at Altec Lansing, founded the company with the goal of pushing the technological boundaries of the time by developing revolutionary transducers for the film and music industries. JBL's history is filled with technological breakthroughs that have redefined the audio industry. In the 50s, the company introduced the first cinema speaker system with extended frequency response, quickly becoming the gold standard for Hollywood. The transition to the consumer market occurred in the 60s, when JBL began developing home hi-fi speakers that brought the same precision and power as professional systems into audiophile homes. The acquisition by Harman International in the 80s allowed JBL to further expand its global presence while maintaining the quality and innovation that characterize the brand.
JBL's signature technologies are at the heart of modern acoustic innovation. Compression transducer technology with waveguides is one of the most significant innovations, enabling uniform dispersion of sound energy and exceptional dynamics. Titanium and beryllium dome tweeters ensure crystal-clear, distortion-free high-frequency reproduction, while woofers with polypulp cones and composite diaphragms deliver deep, controlled bass. Waveguide technology, developed by JBL's research laboratories, optimizes acoustic directivity for any listening environment. Elastic suspension systems and anti-vibration structures minimize unwanted resonances, ensuring neutral and detailed musical reproduction. High-quality crossover networks, made with select components, ensure perfect integration between the different transducers.
JBL's high-fidelity product line includes floorstanding speakers, bookshelf speakers, active systems, and reference-level subwoofers. Studio Series floorstanding speakers include two-, three-, and four-way models designed for high-end stereo systems. These speakers feature large-diameter woofers for low-frequency reproduction and compression tweeters for high-frequency frequencies, ensuring a wide, immersive soundstage. Bookshelf speakers are the ideal solution for smaller rooms, maintaining the same technical features as compact floorstanding models.
The series Synthesis represents the pinnacle of JBL's audiophile production, with speakers that utilize technologies derived from professional cinema systems. The Project line combines tradition and innovation, offering speakers with a vintage design but with modern technologies. JBL active speakers integrate Class D digital amplifiers and DSP processors for automatic frequency response optimization. The LSR series is dedicated to professional monitoring and is also used in reference hi-fi systems.
JBL's awards are a testament to the brand's excellence in the audio industry. Stereophile magazine has awarded numerous JBL models the prestigious "Recommended Components" award, recognizing their sound and build quality. What Hi-Fi has awarded several JBL speakers the "Best Buy" title in their respective price categories. The Audio Engineering Society has awarded JBL the Gold Medal for contributions to acoustic engineering. Reviews in Italian trade press, including Audioreview and Suono, have highlighted the tonal qualities and dynamics of JBL speakers.
JBL's audiophile target audience includes music lovers who seek sound quality and reliability at every price point. The entry-level range offers affordable speakers for those new to high fidelity, while the premium series meets the needs of the most demanding audiophiles. JBL speakers are perfectly suited to stereo systems powered by transistor integrated amplifiers and tube integrated amplifiers, ensuring versatility and compatibility with a variety of audio electronics. Digital sources such as CD, SACD, and DVD players find JBL speakers the ideal reproduction to unleash their full sonic potential.
JBL's Italian distribution network is extensive and professional, with specialized dealers in all major cities. The technical assistance service guarantees qualified after-sales support and original spare parts for all products. Authorized service centers offer maintenance and calibration services to maintain consistent performance over time. The Italian distribution network actively collaborates with dealers to provide specialized technical advice and personalized demos for every audiophile need.

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