
Introducing the Ess AMT-1AM, a high-performance 12-inch frame speaker woofer from Heil Sound. This cast frame speaker is part of the prestigious AMT (Air Motion Transformer) series, which is renowned for its unique and innovative design.
The Ess AMT-1AM is a powerful and versatile component, suitable for use in a wide range of professional audio applications. The heart of this speaker is its AMT 1A driver, which utilizes a pleated diaphragm design that provides exceptional resolution and clarity. This driver generates its own magnetic field, eliminating the need for a traditional voice coil and resulting in a remarkably lightweight and efficient design.
The AMT 1A driver is housed in a robust cast frame, which offers superior rigidity and durability. The frame is designed to minimize resonance and distortion, ensuring that the speaker delivers accurate and detailed sound reproduction. The frame also features an integrated heatsink, which helps to dissipate heat generated by the driver, enabling the speaker to maintain optimal performance even during prolonged use.
The Ess AMT-1AM is a 12-inch speaker, with a total mounting depth of 11.7 inches and a mounting hole diameter of 12.2 inches. It is designed to be used in applications where a high degree of detail and clarity is required, such as monitor systems, studio environments, and live sound reinforcement.
This speaker is compatible with a range of crossovers and enclosures, making it a versatile option for a variety of applications. The AMT 1A driver is known for its ability to handle high frequencies with ease, making it an ideal choice for use as a high-frequency driver in a multi-driver system.
The Ess AMT-1AM is a high-quality component that is built to last. It is constructed from premium materials, including a durable cast frame and a high-performance diaphragm. This speaker is designed to deliver exceptional sound quality, with exceptional detail, clarity, and accuracy. Whether you are a professional sound engineer, a studio owner, or a live sound operator, the Ess AMT-1AM is an essential tool for your audio arsenal.
In summary, the Ess AMT-1AM from Heil Sound is a high-performance 12-inch frame speaker woofer that utilizes a unique AMT driver design. It offers exceptional detail, clarity, and accuracy, making it an ideal choice for a range of professional audio applications. The robust cast frame provides superior rigidity and durability, while the integrated heatsink ensures optimal performance even during prolonged use. With its versatile design and high-quality construction, the Ess AMT-1AM is an essential component for any professional audio system.
Pros and Cons of Buying HEIL MOTOR SERIES 1A WOOFER (AMT-1AM-1AM-12) for Cast Frame Speaker Applications: A Comprehensive Analysis
Introduction:The HEIL MOTOR SERIES 1A WOOFER (AMT-1AM-1AM-12) is a popular choice for cast frame speaker applications due to its unique design and superior sound quality. In this analysis, we will discuss the advantages and disadvantages of investing in this woofer to help you make an informed decision.
Pros:1. Unique Design: The HEIL MOTOR SERIES 1A WOOFER features a unique Air Motion Transformer (AMT) design that provides an excellent balance between efficiency and accuracy. This design results in a wide frequency response and a high power handling capacity.
2. Superior Sound Quality: The AMT technology used in the HEIL MOTOR SERIES 1A WOOFER produces a detailed and accurate sound with a high level of clarity. This makes it an ideal choice for audiophiles and professionals who demand the highest sound quality.
3. Wide Frequency Response: With a frequency response range of 30 Hz to 25 kHz, the HEIL MOTOR SERIES 1A WOOFER covers a wide range of frequencies, making it suitable for various applications.
4. High Power Handling Capacity: The woofer can handle a maximum power of 250 watts RMS, making it suitable for high-power applications.
5. Durable Construction: The HEIL MOTOR SERIES 1A WOOFER is built with high-quality materials, ensuring durability and reliability.
Cons:1. Complex Installation: Installing the HEIL MOTOR SERIES 1A WOOFER can be a complex process due to its unique design and requirements. This may require professional assistance, adding to the overall cost.
2. High Cost: Compared to conventional woofers, the HEIL MOTOR SERIES 1A WOOFER is more expensive due to its unique design and superior sound quality.
3. Limited Availability: The HEIL MOTOR SERIES 1A WOOFER may not be readily available in all markets, making it a less convenient choice for some buyers.
Conclusion:The HEIL MOTOR SERIES 1A WOOFER (AMT-1AM-1AM-12) offers several advantages, including a unique design, superior sound quality, wide frequency response, high power handling capacity, and durable construction. However, it also comes with some disadvantages, such as a complex installation process, high cost, and limited availability.
Recommendation:If you are an audiophile or a professional who demands the highest sound quality and is willing to invest in a high-performance woofer, the HEIL MOTOR SERIES 1A WOOFER (AMT-1AM-1AM-12) is an excellent choice. However, if you are on a budget or prefer a more conventional woofer, there may be other options available that better suit your needs. Ultimately, the decision to invest in the HEIL MOTOR SERIES 1A WOOFER depends on your specific requirements and budget.
Details:
Please refer to photos and ask any questions prior buying. It tests good with a multi meter and appears to move free smooth. Shipping and handling. Upon receipt of the item in original packaging and exact same condition it was sold .e.
While a particular shipping carrier may be listed, this is for price calculations only. I am selling it as is for parts or repair. When stock photos are used, item packaging may differ from what is shown. The vintage stereo gear that I sell is vintage, meaning it is 30, 40, or even 50 years old.
I use a variety of boxes, including those branded by the shipping carrier. Up for sale, a vintage 1980 Ess amt 1am 12 woofer. I purchased a pair of amt1am speakers and this driver came with them. If I have a piece of gear that is questionable in any way, I will either list it as parts or repair note the issues found.
I am happy to serve you. It was not installed, so I do know the history of it or why removed. Although I have never had any issues with anything i've sold, want to note that. What you see is what get; nothing more, less.
View my other listings for an array of interesting items at great prices.
specifications vintaspeaker:
- brand: Ess
- mpn: Amt-1am
- model: Ess Amt-1am 12 Inch Woofer Speaker
- part type: Frame Speaker Monitor
- country of origin: United States
offer vintaspeaker:
- prices: $49.45–$1800.00
- item condition:
- New
- For parts or not working
- Used
- Unspecified
- Open box
- sold #: 12
- availability: in stock
- best offers: true
- started: november 20, 2025
- options: ship-to-home
- in stock #: 5
shipping vintaspeaker:
- type: calculated
- service: fedex ground / fedex home delivery
- class: standard
- transit: 2-6 days
- carrier: fedex
payments vintaspeaker:
- credit card: discover
- other
- wallet: paypal
returns vintaspeaker:
- policy: no returns
seller vintaspeaker:
- # reviews: 1419
- city: irwin, pennsylvania
- rating: 98.9%
general vintaspeaker:
- category: Electronics > Audio Video > Vintage Speakers