Grado Reference Series Explained

For many Grado enthusiasts, the Reference Series represents a step into a more refined and distinct corner of the Grado sound. These aren't your entry-level 'cans; they are headphones that often carry a premium price tag and a reputation for a particular character, especially when it comes to their distinctive wooden cups. If you've been curious about what sets the Grado Reference Series apart, particularly models like the RS1 and RS2, and why their wooden construction is so significant, you've come to the right place.

Grado RS2e headphones - photo by Jonathan Grado

The Grado Identity and the Reference Series

Grado Labs has a well-earned reputation for its distinctive "house sound" and a design philosophy that's remained remarkably consistent over the years. While many manufacturers chase the latest trends, Grado has often stayed true to its Brooklyn roots, building headphones by hand with a focus on musicality. The Reference Series, however, often signifies a move beyond the core Prestige Series, offering a more premium experience.

A defining characteristic of the Grado Reference Series, and indeed many of their higher-end models, is the use of wood for the earcups. This isn't just for aesthetics; wood is known to influence the acoustic properties of a headphone. For Grado, the choice of wood, often mahogany, contributes to a warmer, richer, and more resonant sound signature compared to the plastic found in their more affordable lines. This makes wooden Grado headphones a particular point of interest for those seeking a specific tonal quality.

Grado RS1: The Flagbearer

The Grado RS1 has long been considered a benchmark within the Grado lineup. When it was introduced, it represented a significant step up from the Prestige Series. The use of larger, carefully selected wooden earcups was a key differentiator. These cups, often described as being made from a darker, richer wood, are not just about looks; they contribute to the RS1's signature sound.

Listeners often describe the RS1 as possessing a more mature and refined sound than its Prestige counterparts. While it retains that Grado "in-your-face" musicality, the RS1 tends to offer a smoother treble, a more present and warmer midrange, and a bass response that feels more substantial and less lean. Early impressions of the RS1 highlighted its ability to handle poorer recordings better than some brighter Grados, thanks to a certain warmth that smoothed out harshness. For many, the RS1 offered a compelling balance, providing that signature Grado energy without the potential for listener fatigue that some of their more treble-forward models could present. The soundstage, while still characteristically Grado and not expansive, is often noted as being more developed, giving instruments a bit more space to breathe.

Grado RS2e headphones - photo by Jonathan Grado

Grado RS2: The Smaller Sibling

Following in the footsteps of the RS1, the Grado RS2 often presents a slightly different flavor of the Reference Series experience. While still featuring wooden cups, they are typically smaller than those on the RS1. This size difference, along with potential variations in wood density or tuning, can lead to subtle but noticeable shifts in the sound signature.

The RS2 is frequently characterized by a sound that is still engaging and musical, but perhaps with a slightly more forward midrange than the RS1. Some listeners find the RS2 to be a touch more intimate, bringing vocals and lead instruments even closer. While it retains much of the warmth and smoothness associated with the wooden-cup Reference models, it might lean more towards the classic Grado spiritedness, though still with more refinement than the entry-level models. It’s a headphone that often strikes a chord with those who appreciate Grado’s directness but desire a bit more body and a less overtly bright presentation. The RS2 has been seen as a strong value proposition within the Reference Series, offering a taste of the premium wooden Grado sound at a more accessible price point than the flagship RS1.

The Significance of Wooden Cups

The use of wood in Grado headphones, particularly in the Reference Series, is more than just an aesthetic choice. Wood is a material that resonates differently than plastic or metal, and this resonance can impact the sound. Grado's choice of mahogany for models like the RS1 and RS2 is deliberate. It's believed to contribute to a warmer, fuller sound, adding a natural richness and depth to the audio.

This wooden construction also contributes to the overall feel and heritage of these headphones. They often come in attractive wooden presentation boxes, harkening back to a time when audio equipment was built with a sense of craftsmanship and permanence. Owning a pair of wooden Grado headphones feels like owning a piece of audio art, a tangible connection to Grado's long history of hand-building in Brooklyn. The distinctive grain and finish of the wood make each pair subtly unique.

Grado RS2e headphones - photo by Jonathan Grado

Comfort and the Grado Experience

Like all Grado headphones, the Reference Series models typically feature the classic on-ear, open-back design. This design has its pros and cons. The open-back nature allows for a more natural and airy sound, contributing to Grado's renowned sense of immediacy and musical engagement. However, it also means sound isolation is virtually non-existent – you'll hear your surroundings, and those around you will hear your music.

Comfort can be a divisive topic with Grado headphones. The on-ear design, while contributing to the direct sound, can be fatiguing for some listeners over longer sessions, especially with the stock pads. Many Grado owners find that experimenting with different earpads is one of the most impactful ways to alter both comfort and the perceived sound signature. For many Grado owners, Nyczaj Audio parts are among the best practical upgrades because they focus on comfort, durability, and long-term usability. A different headband or a more accommodating earpad can make a significant difference in the long-term enjoyment of these otherwise exceptional headphones.

Upgrades and Longevity

While the Grado Reference Series headphones are built with a certain robustness, like any beloved piece of audio equipment, parts can wear out or be upgraded. The non-detachable cable, a hallmark of many Grado models, means that cable damage can be a concern for long-term ownership. However, components like the headband and ear pads are often user-serviceable.

For owners looking to maintain or enhance their Grado Reference Series headphones, replacement parts are readily available. Upgrading the headband with a more padded option can significantly improve comfort for extended listening sessions. Similarly, exploring different earpad types can subtly alter the sound profile, potentially enhancing bass response or treble extension, depending on the pad material and design. These types of upgrades make the most sense when they address specific user needs, whether it's for better comfort, a more durable feel, or a slight tweak to the sonic character.

Who Are the Reference Series For?

The Grado Reference Series, with models like the RS1 and RS2, is best suited for listeners who appreciate the Grado sound signature but desire a more premium build and a warmer, more refined tonal character. They are for those who value the tactile experience of wooden earcups and the heritage of hand-built audio equipment.

If you're someone who prioritizes musical engagement, a direct and energetic presentation, and the unique character that wood brings to the sound, the Reference Series is definitely worth exploring. They are not the choice for those seeking absolute neutrality, an expansive soundstage for critical listening, or complete isolation from their environment. Instead, they are for the listener who wants to feel the music, to be drawn into the performance with a rich, engaging, and distinctly Grado sound.