What is the primary purpose of the SMB-5A?

The SMB-5A is designed as a direct replacement pickup for 5-string Music Man StingRay basses to provide a 1976-voiced vintage tone.

What type of magnets are used in this pickup?

This model uses Alnico V rod magnets, which are known for providing a warmer and more musical response than ceramic magnets.

Is this pickup suitable for 4-string basses?

No, the SMB-5A is specifically sized and voiced for 5-string bass guitars. Players with 4-string instruments should look for the SMB-4A model.

What wiring options does the four-conductor cable provide?

The four-conductor cable allows the pickup to be wired in series, parallel, or as a split-coil, offering significant tonal flexibility.

Which era of Music Man bass is this pickup voiced for?

The SMB-5A is voiced to replicate the sound of a 1976 Music Man humbucker.

Can I install this in a post-1992 Music Man StingRay?

Yes, although it is specifically noted as a great replacement for pre-1992 models, it can be fitted to later 5-string StingRays to achieve a more vintage sound.

Does this pickup require a battery?

The pickup itself is passive, but in a Music Man context, it is typically paired with an active preamp which requires a battery.

What is the typical price for the SMB-5A?

The typical retail price for this pickup is approximately GBP 138.

How does the sound compare to a ceramic humbucker?

The Alnico SMB-5A is generally smoother and warmer, whereas ceramic humbuckers tend to have more output and a sharper, more aggressive treble response.

Is the installation difficult?

Installation involves soldering the four-conductor wires to the bass's electronics. It is straightforward for those with basic soldering skills, though professional installation is recommended for complex switching.

Does it come with mounting hardware?

Typically, Seymour Duncan pickups include the necessary mounting screws and springs required for installation in standard routes.

Will this pickup reduce hum?

Yes, as a humbucker with two coils, it is designed to cancel 60-cycle hum and provide a quiet signal even at higher gain levels.

Gear article

Seymour Duncan SMB-5A Music Man Alnico Pickup

The Seymour Duncan SMB-5A is a high-quality replacement humbucking pickup designed for 5-string Music Man StingRay basses. It is specifically voiced to replicate the tonal characteristics of 1976-era instruments and features a four-conductor hookup cable for versatile wiring options.

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Background and Design

The Seymour Duncan SMB-5A was developed by the legendary pickup manufacturer to serve as a period-correct replacement for 5-string Music Man StingRay basses produced before 1992. During this era, the design of the StingRay pickup was central to the instrument's iconic punch and presence. The SMB-5A utilizes Alnico V rod magnets to provide a more organic, vintage-inspired response compared to ceramic alternatives.

Technical Specifications

This pickup is a dual-coil humbucker that provides noise-free operation while maintaining high output. A significant functional feature is the inclusion of a four-conductor hookup cable. This allows the user to wire the pickup in several configurations, including series, parallel, or split-coil modes, provided the bass has the appropriate switching hardware installed.

Tonal Character

Voiced to mimic the original 1976 specifications, the SMB-5A is known for a warm yet articulate sound. The Alnico magnets contribute to a smooth top end and a robust, rounded low-mid response. It avoids the harshness sometimes associated with modern high-output bass pickups, making it suitable for players who require the classic 'growl' associated with early StingRay models.

Compatibility and Suitability

The SMB-5A is specifically tailored for 5-string basses. While it is marketed primarily as a replacement for pre-1992 Music Man StingRays, it can be used in other 5-string instruments with similar routing. It is ideal for bassists seeking to restore a vintage tone to a modern instrument or those performing styles such as funk, rock, and soul where a defined, punchy bass line is required.

Comparison to Alternatives

Within the Seymour Duncan range, the SMB-5A (Alnico) is often compared to the SMB-5D (Ceramic). The SMB-5A offers a softer, more musical attack and a sweeter high-end, whereas ceramic versions typically provide a more aggressive, mid-forward bite. Compared to standard OEM pickups found in post-1992 models, the SMB-5A offers a distinct return to the smoother frequency response of the 1970s originals.

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Frequently asked questions

What is the primary purpose of the SMB-5A?: The SMB-5A is designed as a direct replacement pickup for 5-string Music Man StingRay basses to provide a 1976-voiced vintage tone.
What type of magnets are used in this pickup?: This model uses Alnico V rod magnets, which are known for providing a warmer and more musical response than ceramic magnets.
Is this pickup suitable for 4-string basses?: No, the SMB-5A is specifically sized and voiced for 5-string bass guitars. Players with 4-string instruments should look for the SMB-4A model.
What wiring options does the four-conductor cable provide?: The four-conductor cable allows the pickup to be wired in series, parallel, or as a split-coil, offering significant tonal flexibility.
Which era of Music Man bass is this pickup voiced for?: The SMB-5A is voiced to replicate the sound of a 1976 Music Man humbucker.
Can I install this in a post-1992 Music Man StingRay?: Yes, although it is specifically noted as a great replacement for pre-1992 models, it can be fitted to later 5-string StingRays to achieve a more vintage sound.
Does this pickup require a battery?: The pickup itself is passive, but in a Music Man context, it is typically paired with an active preamp which requires a battery.
What is the typical price for the SMB-5A?: The typical retail price for this pickup is approximately GBP 138.
How does the sound compare to a ceramic humbucker?: The Alnico SMB-5A is generally smoother and warmer, whereas ceramic humbuckers tend to have more output and a sharper, more aggressive treble response.
Is the installation difficult?: Installation involves soldering the four-conductor wires to the bass's electronics. It is straightforward for those with basic soldering skills, though professional installation is recommended for complex switching.
Does it come with mounting hardware?: Typically, Seymour Duncan pickups include the necessary mounting screws and springs required for installation in standard routes.
Will this pickup reduce hum?: Yes, as a humbucker with two coils, it is designed to cancel 60-cycle hum and provide a quiet signal even at higher gain levels.