This MartinLogan Grotto subwoofer system is a top-of-the-line device that will bring your listening experience to a whole new level. With its high-resolution audio and powerful bass, youll feel like youre right in the middle of your favorite songs and movies. The sleek black design and wooden material will seamlessly blend into any home audio setup.This subwoofer is the perfect addition to any stereo system with its stereo L/R RCA audio inputs and wired connectivity. It features advanced servo-control technology for precise and accurate sound reproduction. The MartinLogan Grotto subwoofer system is a high-end device that will enhance your audio experience.

Martin Logan Dynamo Subwoofer Replacement Speaker 10 Inch Has been full frequency range tested.Warranty for 30 days, free returns.Ships out next business day.

Elevate your home theater experience with the Martin Logan Dynamo 300 subwoofer. This powerful 8 cube-shaped subwoofer from the renowned brand is perfect for enhancing your TV, video and home audio setup. With wired connectivity and 75W RMS power, it provides deep, accurate and detailed bass that will enhance any music or movie listening experience. The sleek black color and compact design make it a great addition to any home decor. The Martin Logan Dynamo 300 is a great choice for those who want to add a high-quality subwoofer to their home theater system without breaking the bank. Its powerful and precise sound, paired with its small size, make it a versatile addition to any home setup. Includes power cable, and 6’ Audioquest G-Snake RCA for LFE.

Great cosmetic condition, but when I try to play through it the light starts blinking red and it doesnt output any sound.Built-in amplifierDynamo subwoofer Class D amplifier supplies 600W peak power (300W RMS) and operates with extremely low levels of distortion to deliver dynamic impact with plenty of overhead.Wireless designDynamo 800X features an advanced app-based control system (available for iOS and Android) that connects to your subwoofer using a mobile device and Bluetooth connection.Simultaneous LFE and 2-channel connectionsRobust connection and control systems allow simultaneous connection of both 2-channel stereo music and multi-channel home theater and allow each source to have individual crossover and level settings.RCA, speaker level and wireless signal connectivityOffer a flexible array of input options.Unique front-firing or down-firing designDynamo 800X can easily convert from standard down-firing to front-firing orientation, with no tools or special skills required. A grille is provided for use in front-firing applications.24-200 Hz system frequency responseIncludes Anthem Room Correction (ARC) technology for optimizing low-frequency output within your room.8,300-ohm input impedance (RCA)Speaker Level: 2000 Ohms (red to black).

This is a used Martin Logan DSW - 4 replacement woofer used in the original Martin Logan Dynamo Subwoofer. It is an aluminum cone high resolution woofer that is great for music and music. Tested and performs flawlessly. It is in excellent cosmetic condition as evident on the photos. Will ship in Martin Logan carton and packing. Power handling - 200 wattsFrequency response - 25 - 120 HzDynamo MFSR $649 No International shipping continental US only

Nice looking in great shape. Enhance your home audio experience with the MartinLogan DYNAMO subwoofer. This high-performance subwoofer delivers 700 watts of power and is designed to provide exceptional sound quality. The cube-shaped subwoofer is perfect for any home entertainment system and comes in a sleek black finish. The MartinLogan DYNAMO subwoofer features a wired connectivity system and a 1 + subwoofer configuration, making it the perfect addition to any home audio setup. With its precise sound quality and powerful RMS power, this subwoofer is sure to impress. So, upgrade your home audio system today with the MartinLogan DYNAMO subwoofer.

Subwoofer is tested and working, needs a good cleaning, its been stored in a garage for a while.

All functions have been tested and are in working order. Purchase includes the woofer and screws as shown only. The unit does have some scuffs and other signs of use. No other accessories are included unless shown in the photos.

Experience seamless, high-quality audio transmission with the Martin Logan SWT-2 Wireless Transmitter designed specifically for subwoofers. This pre-owned transmitter offers exceptional performance and compatibility, allowing you to enjoy deep, powerful bass without the constraints of wires or cables. **Key Features:**- **Wireless Convenience:** Effortlessly connect your subwoofer to your audio system without the hassle of running cables across the room.- **Exceptional Sound Quality:** Transmit low-frequency signals with clarity and precision, maintaining the richness and depth of your audio.- **Easy Setup:** Simple installation process ensures quick integration into your existing Martin Logan sound setup.- **Compatibility:** Compatible with a wide range of subwoofers, providing flexibility in usage.**Condition:** This Martin Logan SWT-2 Wireless Transmitter is in excellent condition, meticulously cared for in a smoke-free environment. It functions flawlessly and comes with the box and power cord. **Compatibility:** Please ensure compatibility with your specific subwoofer model before purchase. Refer to the manufacturers guidelines or feel free to reach out with any compatibility queries.

Martin Logan Grotto Servo Controlled High Resolution Subwoofer Amazing detailed base, especially for the size. Anyone who knows about servo sub technology and what it does for detailed base reproduction, understands what Im talking about. This unit is working and it sounds wonderful (like new) while playing music at normal volumes, HOWEVER it can present a rattle when pushed to high volumes, especially during high volume action scenes while watching movies.

Missign 1 rubber foot, otherwise greatIntegrated Class D amplifierSupplies 120W RMS power for high volume levels and minimal distortion.Volume controlLets you match the subwoofers output to the rest of your sound system.InputsInclude RCA audio line-in and speakers input to provide flexible connectivity options.Bass reflex designDelivers thunderous low-end sound.27-200Hz frequency responseDelivers booming lows for an immersive soundscape.

Selling our home theater pair of Dynamo1000 powered wireless or wired connection subs. Cool thing is that the feet can be moved to make them front or down firing depending on your chose plus they come with carpet spikes or remove them . Nothing wrong with them at all. Just got 2 new Tone Winner SW D6000 subs and my Anthem AVM70 . Would like do local pickup here in Virginia due to weight and will drive up to 60 miles to meet or if you need shipping , I can check freight shipping as I believe postal services these days are a total rip off as I assume it would be about $120 to ship them and that could be too low a guess Specifications Specifications are subject to change without notice Frequency Response 22–200 Hz ±3dB; Anechoic through LFE effects input Impedance Line level RCA: 20,000 Ohms Compatible with 4, 6, or 8 Ohm rated amplifiers. Low Frequency Transducer 12 (30.5cm) high excursion, poly cone with extended throw drive assembly; sealed non-resonant cabinet design Amplifier 500 watts (1000 watts peak) Audio Controls Low Pass Filter Switch: Bypass (LFE In), Variable (Left and Right In) Low Pass Filter Frequency 35–120 Hz Resolution 16-bit Sampling Rate 48kHz Wireless Band 2.4GHz uncompressed digital self-sensing design constantly adjusts for best connection. Error Checking Bidirectional feedback constantly monitors integrity of data stream. Antenna Internal Subs Per Transmitter One Maximum Wireless Range 30–40 feet (10–12.5 meters) Wireless Receiver Built-in receiver (SWT-1 transmitter sold seperately) Inputs Left and Right/LFE RCA line level Power Draw Standby: 1W Idle: 15W Max: 650W Weight 34 lbs. (15.4 kg) Dimensions (down-firing orientation) 14.54 x 13.69 x 14.59 (36.9cm x 34.8cm x 37.1cm)

Missing feet on bottom of sub

Martin Logan Dynamo High Resolution Subwoofer System. Condition is For parts or not working. Shipped with FedEx Ground or FedEx Woofer has cosmetic damage and unit doesn’t power on. Assuming it can be fixed relatively easily. Does not include power cable. I purchased originally in 2005 for $617 and have all the receipts from Magnolia. Specs: Frequency Response 25–120 Hz ±3dB; Anechoic through LFE effects input Impedance Line level RCA: 20,000 Ohms LFE RCA: 34,000 Ohms Compatible with 4, 6, or 8 Ohm rated amplifiers. Low Frequency Transducer 10 (25.4cm) high excursion, aluminum element woofer with extended throw drive assembly Amplifier 200 watts rms Components Custom wound audio transformer, polypropylene capacitors, air core coils Audio Controls Power: Auto/On/Standby High Pass Filter Frequency 70 Hz Low Pass Filter Frequency 30–80 Hz Inputs RCA line level; RCA LFE; speaker level Weight 28.5 lbs. (12.9 kg) Dimensions (front-firing configuration) 13.9 x 11.7 x 12.9 (35.3 cm x 29.7cm x 32.8cm) Dimensions (down-firing configuration) 13.9 x 11.7 x 12.6 (35.3cm x 29.7cm x 32cm) Dynamo™ STEREO/HOME THEATER SUBWOOFER No other subwoofer in its class offers Dynamo’s combination of bass extension, power, and detail with such extreme accuracy and versatility. Simultaneous connection through both the left/right and LFE inputs allows custom crossover and level settings for each input, allowing Dynamo to perform perfectly whether you’re listening to 2 channel music or multi-channel home theater. Dynamo can also be quickly configured for either down- or front-firing operation

This MartinLogan Grotto subwoofer system is a top-of-the-line device that will bring your listening experience to a whole new level. With its high-resolution audio and powerful bass, youll feel like youre right in the middle of your favorite songs and movies. The sleek black design and wooden material will seamlessly blend into any home audio setup.This subwoofer is the perfect addition to any stereo system with its stereo L/R RCA audio inputs and wired connectivity. It features advanced servo-control technology for precise and accurate sound reproduction. The MartinLogan Grotto subwoofer system is a high-end device that will enhance your audio experience.

Martin Logan 700 subwoofer plate amplifier for parts or repair. Amplifier turns on, but turns off when sense the signal.

Enhance your audio experience with the Martin Logan DYNAMO 700w Subwoofer. This high-quality cube-shaped subwoofer boasts a powerful RMS power of 700W, creating rich and clear sounds for your home audio setup. The wired connectivity ensures seamless integration with your existing audio system. The sleek black color complements any home decor. Ideal for home speakers and subwoofers, this Martin Logan subwoofer is a must-have addition to any music lovers collection. Excellent condition amazing sound moving priced to sell.

Experience seamless, high-quality audio transmission with the Martin Logan SWT-2 Wireless Transmitter designed specifically for subwoofers. This pre-owned transmitter offers exceptional performance and compatibility, allowing you to enjoy deep, powerful bass without the constraints of wires or cables. **Key Features:**- **Wireless Convenience:** Effortlessly connect your subwoofer to your audio system without the hassle of running cables across the room.- **Exceptional Sound Quality:** Transmit low-frequency signals with clarity and precision, maintaining the richness and depth of your audio.- **Easy Setup:** Simple installation process ensures quick integration into your existing Martin Logan sound setup.- **Compatibility:** Compatible with a wide range of subwoofers, providing flexibility in usage.**Condition:** This Martin Logan SWT-2 Wireless Transmitter is in excellent condition, meticulously cared for in a smoke-free environment. It functions flawlessly and comes with the box and power cord. **Compatibility:** Please ensure compatibility with your specific subwoofer model before purchase. Refer to the manufacturers guidelines or feel free to reach out with any compatibility queries.

High-Resolution Low-Distortion 10-Inch WooferThe Dynamo 700s advanced-technology driver pairs a high-power magnet structure with a 10-inch diaphragm to deliver huge excursion and sound output while perfectly preserving the tiniest bass detail... and all without a hint of distortion. The exceptional damping properties of the cone material also ensure the smooth, non-resonant response necessary for truly seamless blending with MartinLogan electrostatic panel and Folded Motion™ driver technologies. Advanced Ultra-Efficient 300-Watt AmplifierThe Dynamo 700s ultra-efficient high-power amplifier uses variable audio tracking power supplies to drive its class AB output stage. With lower distortion and less noise than typical Class D switching amplifiers this advanced design allows the amplifier to operate at much higher efficiencies than a typical class AB amplifier, delivering a true 300 watts of continuous power. An energy-conscious design, the Dynamo 700s amp consumes less than a single watt in Standby mode.

Missing feet on bottom of sub

Martin Logan 700 subwoofer plate amplifier for parts or repair. Amplifier turns on, but turns off when sense the signal.

This MartinLogan Grotto subwoofer system is a top-of-the-line device that will bring your listening experience to a whole new level. With its high-resolution audio and powerful bass, youll feel like youre right in the middle of your favorite songs and movies. The sleek black design and wooden material will seamlessly blend into any home audio setup.This subwoofer is the perfect addition to any stereo system with its stereo L/R RCA audio inputs and wired connectivity. It features advanced servo-control technology for precise and accurate sound reproduction. The MartinLogan Grotto subwoofer system is a high-end device that will enhance your audio experience.

Brand:Martin LoganModel:Dynamo 600XMan. Serial:AHS9DJ0506Type:SubwooferInputs:(2) RCACables Included:None IncludedConnectivity:WiredCondition Details:Scuffing Around EdgesThe item above is fully tested. This is a used item that may show normal signs of use such as chipped corners, marks, slight dents, or scratches. Wear will vary from item to item. This wear does not affect the working condition. Unless stated otherwise in the listing, our Windows-based laptop and desktop computers are sold without an operating system (No OS).ANY ITEMS OR ACCESSORIES NOT LISTED ABOVE OR ANYTHING NOT SHOWN IN PHOTOS PROVIDED ARE NOT INCLUDED WITH THIS ITEM.Shipping Services: We only ship using UPS Ground. We cannot ship using any other carriers. We are not able to offer Local Pick Up. All items will have to be shipped unless otherwise detailed in the listing.Shipping Locations: United States only. We do not sell or ship Internationally. Any buyers found using a freight forwarding service to forward items out of the US will be blocked from making future purchases.Excludes: Alaska/Hawaii, US Protectorates, APO/FPO, Africa, Asia, Mexico, Central America and Caribbean, Canada, Europe, Middle East, Oceania, Southeast Asia, South America, PO BoxReturns: Require an RMA Number.