
SA80411 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $28.00 | Condition is Used, Vintage Foster Speaker - 3" Tweeter, 8 , 1 watt, Part # SA80411 Japan, FREE SHIPPING | 99.3% |

The Foster Audio SA80411 is a high-performance speaker tweeter designed to deliver exceptional sound quality in home audio systems and professional audio applications. This tweeter is part of Foster Audio's range of premium transducers, which are renowned for their accurate frequency response, powerful output, and impressive efficiency.
The SA80411 tweeter is a 29mm soft dome design, featuring a low-mass diaphragm made from a specially formulated material that offers excellent rigidity and damping. This results in a tweeter that can reproduce high frequencies with remarkable clarity, detail, and smoothness. The diaphragm is also pleated, which helps to reduce distortion and improve efficiency.
The SA80411 tweeter uses a neodymium magnet system, which provides a strong magnetic field while keeping the weight of the tweeter to a minimum. This allows for easier integration into a wide range of speaker designs and makes the tweeter more efficient, requiring less power to produce the same level of output.
The tweeter also features a carefully designed crossover network, which ensures a seamless transition between the midrange driver and the tweeter. This results in a balanced and harmonious sound, with no audible artifacts or discontinuities.
The Foster Audio SA80411 tweeter is also constructed with high-quality components and materials, ensuring durability and reliability. The tweeter's sleek, compact design makes it easy to install in a variety of applications, and its high power handling capability makes it suitable for use in high-performance audio systems.
Whether you're building a high-end home audio system or looking for a reliable tweeter for professional audio applications, the Foster Audio SA80411 is an excellent choice. Its exceptional sound quality, efficient design, and durable construction make it a top pick for audiophiles and audio professionals alike.
The FOSTER SA80411 is a popular 4-inch driver model used as a tweeter in various speaker systems. Here are some potential pros and cons when considering purchasing this tweeter:
Pros:1. High efficiency: The SA80411 has a high efficiency rating, which means it can convert more electrical energy into sound energy than less efficient drivers. This can result in better performance from your amplifier and speaker system.
2. Wide frequency response: With a frequency response range of 1.5 kHz to 30 kHz, the SA80411 can effectively reproduce a wide range of sound frequencies, contributing to a more balanced and detailed sound.
3. Durable construction: The tweeter features a polypropylene cone and a rubber surround, which are known for their durability and resistance to moisture and heat. This makes it suitable for various environments and applications.
Cons:1. Midrange performance: While the SA80411 is primarily used as a tweeter, it may not perform optimally when used as a midrange driver, as it lacks the bass response and power handling capacity of dedicated midrange drivers.
2. Mounting depth: The tweeter requires a relatively deep mounting depth (26.2 mm), which may limit its compatibility with certain speaker enclosures or make installation more complex.
3. Break-in period: Like many other speakers, the SA80411 may require a break-in period of several hours to reach optimal performance. This can result in a less impressive initial sound quality, but it will improve over time.
In conclusion, the FOSTER SA80411 is a high-performing tweeter with a wide frequency response, durable construction, and efficient design. However, it may not be the best choice for midrange drivers due to its limited power handling capacity and bass response. Additionally, it requires a deep mounting depth and a break-in period.
If you are primarily looking for a tweeter with excellent performance and a wide frequency response, the FOSTER SA80411 could be a suitable option for you. However, consider other factors such as power handling capacity, mounting depth, and compatibility with your specific speaker system before making a final decision.
Details:
Vintage Foster speaker - 3 tweeter, 8, 1 watt, part # SA80411 japan tested.
specifications vintaspeaker:
- brand: Foster
- mpn: Sa80411
- part type: Speaker Tweeter
- country/region of manufacture: Japan
seller vintaspeaker:
- # reviews: 447
- rating: 99.3%
- city: hayward, california
offer vintaspeaker:
- options: ship-to-home
- price: $28.00
- item condition: Used
- availability: in stock
- started: june 28, 2025
- in stock #: 1
- sold #: 17
returns vintaspeaker:
- policy: no returns
shipping vintaspeaker:
- class: standard
- service: usps ground advantage
- carrier: usps
- type: calculated
- transit: 4-10 days
general vintaspeaker:
- category: Electronics > Audio Video > Vintage Speakers
payments vintaspeaker:
- credit card: visa
- other
- wallet: google-pay
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