
SA-15T Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $225.00 | Condition is Used, Seismic Audio SA-15T - Pair of 15 Inch Speaker Cabinets with Titanium Horns, shipping cost = $ | 100.0% |

The Seismic Audio SA-15T Jack Plate Crossover is an essential component for any 2-way loudspeaker system that requires filtering and signal splitting. This high-quality crossover is designed to provide precise frequency separation between the woofer and tweeter, ensuring optimal performance and accurate sound reproduction.
The SA-15T is a two-way, active crossover that features a transformer-isolated input for each channel. The input connectors are 1/4-inch TRS jack type, making it an excellent choice for professional audio applications. The crossover is designed to handle a maximum power of 150 watts per channel, making it suitable for use with various types of 2-way loudspeaker systems.
The crossover network consists of a 12dB/octave Butterworth filter design. This type of filter ensures a smooth and gradual transition between the frequency ranges handled by the woofer and tweeter, resulting in a seamless blend of the two drivers' outputs. The frequency response of the SA-15T is adjustable via the rotary potentiometers located on the front panel. These controls allow the user to fine-tune the crossover frequency to suit their specific application or speaker setup.
The SA-15T Jack Plate Crossover is designed to be mounted on a standard 19-inch equipment rack using the included mounting hardware. The crossover features a robust, powder-coated steel construction that provides excellent durability and protection against harsh environmental conditions. The front panel is illuminated with bright, easy-to-read LED indicators, which display the power status of each channel.
In summary, the Seismic Audio SA-15T Jack Plate Crossover is a high-performance, transformer-isolated, two-way active crossover designed for use with 2-way loudspeaker systems. It features a 12dB/octave Butterworth filter design, adjustable frequency response, and rugged, powder-coated steel construction. With its transformer-isolated input connectors, bright LED indicators, and easy-to-use front panel controls, the SA-15T Jack Plate Crossover is an essential tool for any audio professional seeking to optimize their speaker system's performance.
The Seismic Audio SA-15T Jack Plate Crossover is a component designed to split the frequency spectrum of an input signal to send it to separate drivers in a 2-way loudspeaker system. Here are some potential pros and cons of buying this particular crossover:
Pros:1. Affordable: This crossover is relatively inexpensive compared to some other options in the market.
2. Adjustable: The SA-15T comes with adjustable frequency controls, allowing you to customize the crossover to your specific speaker system.
3. Durable: Seismic Audio is known for producing high-quality, rugged equipment that can withstand heavy use.
4. Versatile: This crossover can be used with a variety of speaker configurations, including passive and active systems.
5. Easy to Install: The SA-15T features clear labeling, making it easy to identify the input and output terminals for each channel.
Cons:1. Limited Frequency Range: The SA-15T only offers a frequency range of 50Hz to 15kHz, which may not be sufficient for some applications.
2. No Built-In Protection: This crossover does not have any built-in protection circuits, which could be a concern for users working with high-power systems.
3. Manual Adjustments: While the adjustable frequency controls are a pro, they also mean that adjustments must be made manually, which can be time-consuming.
In conclusion, the Seismic Audio SA-15T Jack Plate Crossover is an affordable and versatile option for users looking to build or upgrade a 2-way loudspeaker system. Its adjustable frequency controls and rugged construction make it a solid choice for live sound applications and DIY projects. However, its limited frequency range and lack of built-in protection may make it less suitable for more demanding professional applications.
If you're building a home stereo system or working on a budget project, this crossover is definitely worth considering. However, if you require a more extensive frequency range or built-in protection, you may want to consider a more advanced and expensive option. Ultimately, the decision comes down to your specific application and budget.
Details:
There are more guitar parts/ equipment to be sold, so stay tuned. This was removed from disassembled base cabinet.
specifications audioproequip:
- brand: Seismic Audio
- mpn: Sa-15t
- compatible brand: Universal
- type: Jack Plate And Crossover
- compatible model: Pa/dj Speakers
- features: Speaker S
seller Audioproequip:
- # reviews: 330
- city: chesapeake, virginia
- rating: 100.0%
shipping Audioproequip:
- transit: 4-10 days
- carrier: usps
- service: usps ground advantage
- type: calculated
- class: standard
returns Audioproequip:
- policy: no returns
payments Audioproequip:
- credit card: visa
- other
- wallet: google-pay
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
offer Audioproequip:
- price: $225.00
- item condition: Used
- options: ship-to-home
- availability: in stock
- started: june 20, 2025
- in stock #: 1
- sold #: 16
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