Audioquest Pearl Optical
Toslink digital audio cable
- 3.5mm Toslink and Mini Optical connectors.
- Anti-interference galvanic isolation (cleaner sound).
- Low jitter levels: 145 picoseconds.
Price range: from €39,95 to €229,95 VAT incl.
Plus shipping costs
El AudioQuest Pearl Optical is a fiber optic cable Designed to transmit digital audio signals between devices that incorporate a connection Toslink o 3,5 mm mini-ToslinkIts multi-fiber construction reduces modal dispersion, resulting in less jitter and better temporal definition of the audio.
It is aimed at both home users looking to connect televisions, set-top boxes or consoles and installers who need a certified cable CL3/FT4 For wall mounting. Its galvanic isolation eliminates ground loops and electromagnetic interference, common in environments with multiple connected devices.
It is aimed at both home users looking to connect televisions, set-top boxes or consoles and installers who need a certified cable CL3/FT4 For wall mounting. Its galvanic isolation eliminates ground loops and electromagnetic interference, common in environments with multiple connected devices.
Construction low dispersion multi-fiber
Unlike single-fiber optical cables that transmit light at multiple angles (modal dispersion), Pearl uses a construction multi-fiber with a narrow aperture. This means that the light travels along straighter paths, reaching the receiver more uniformly and simultaneously.This control over dispersion reduces the jitter —the temporal variation in the arrival of digital data— to levels of 145 picosecondsIn practice, this improves the synchronization between the bitstream and the receiver DAC clock, resulting in a more stable stereo image and better articulation of high frequencies.
What's the difference between a conventional optical cable and this model? In long connections or with jitter-sensitive equipment (high-end DACs, home theater processors), the reduction in dispersion provides greater time accuracy. However, for connections shorter than 1 meters Among basic equipment, the difference may be less noticeable.
The connector Toslink It incorporates a brass ferrule that ensures the alignment of the optical core with the emitter and receiver, preventing decoupling due to movement or vibration.
Outstanding Features Audioquest Pearl Optical
Minimizes signal loss, ideal for clear audio.
Eliminates interference for pure, noise-free sound.
Ensures a reliable connection for consistent sound.
Faithful audio reproduction, without noticeable distortions.
Isolation total galvanic
Because it uses optical rather than electrical transmission, Pearl completely eliminates the dough loops between devices. If you connect an active subwoofer to an AV amplifier using coaxial cable, for example, both devices share ground, which can generate hum. 50 Hz if there are potential differences.With an optical cable, there is no electrical connection between the transmitter and receiver, only modulated light. This also makes it completely immune to electromagnetic interference (EMI) and radiofrequency (RFI)which do affect coaxial cables in environments with multiple electronic devices, WiFi routers or nearby transformers.
In professional installations or rooms with many connected devices (consoles, computers, soundbars, projectors), this immunity simplifies the diagnosis of extraneous noise. If the hum disappears when switching from coaxial to optical, the source is a ground loop.
The result: a silent connection that does not add background noise to the digital audio, especially useful in systems with high gain or high sensitivity speakers.
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Certification CL3/FT4 for wall mounting
The Pearl is certified CL3/FT4which means its cover of PVC It complies with international flame retardancy standards. This makes it suitable for recessed installations in walls and ceilings without the need for additional fireproof conduit.If you're installing a home theater system with equipment distributed across different rooms, you can run this cable inside drywall partitions or through suspended ceilings without violating safety regulations. The certification also makes it suitable for commercial installations (restaurants, meeting rooms, shops) where fire safety inspections are more stringent.
Furthermore, it is available in lengths from 0,75 m to 16 mThis allows you to cover long distances without splices or repeaters. Unlike HDMI, which starts to lose signal after... 5 meters Without active amplifiers, the Pearl maintains signal integrity. S/P-DIF to their maximum lengths without degradation.
The black and gray striped design sleeve is discreet in visible installations and helps identify the cable in racks with multiple connections.
Connectors Toslink and mini-Toslink: broad compatibility
The Pearl is available in two connector versions: Standard Toslink to Toslink (the usual square connector on audio equipment) and Toslink to 3,5mm mini-Toslinkused in Mac laptops, tablets, external sound cards and some compact televisions.This makes it compatible with a wide range of equipment:
- DTT, cable and satellite decoders with optical output
- Televisions with optical output to soundbars or AV amplifiers
- Active subwoofers with direct optical input
- PC and Mac laptop sound cards with mini-Toslink output
- Video game consoles (PlayStation, Xbox) with optical output
The standard S/P-DIF that travels through this cable supports PCM stereo audio (up to 24 bits / 192 kHzand multichannel compressed audio streams such as Dolby Digital and DTS. If your device has an optical output and your amplifier or soundbar has an optical input, this cable is sufficient to transmit multichannel sound from your TV or console.
Important: It does not transmit high-resolution formats such as Dolby TrueHD or DTS-HD Master Audio, which require HDMI. For those formats, you need an HDMI eARC connection between your TV and amplifier.
Polymer low dispersion: performance tailored to domestic use
The core of the Pearl is made of polymer fiber instead of pure quartz (found in higher-end models like the Diamond). This limits its bandwidth compared to telecom-grade glass fibers, but for home digital audio data rates (up to 6,144 Mbps In the case of PCM 192 kHz stereo), the polymer is more than sufficient.The advantage of polymer is that it allows for thicker cores and wider alignment tolerances, reducing manufacturing costs and facilitating connector assembly without specialized equipment. For connections up to 8 meters, there is no measurable signal loss or jitter degradation.
If you're setting up a home system with a mid-range AV amplifier, a TV, and a console, the Pearl offers an optimal balance between performance and cost. If you're working with reference equipment or installations larger than 10 metersThe higher-end models in the AudioQuest range (Forest, Cinnamon, Carbon) incorporate quartz fibers with less signal loss.
In summary: this cable makes the most of the domestic optical standard without unnecessary extra costs for its intended use.
Technical Specifications Audioquest Pearl Optical
You can get more information on the official page of Audioquest Pearl Optical
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