Polk Audio sda1 A Array Stereo Speakers set! -Speakers are pre-owned but are in mint condition! Comes in original box with plastic covering on speakers. Comes with cables and has the original screens that are also in mint condition. The walnut casing is in wonderful condition as well! One owner only! These are some of the most sought after speakers from Polk audio so you won’t want to miss out! MSRP was $1700 when first released! Each Speaker is about 44” tall, 21 “ wide and 18” deep.

Pair of Polk Audio SL 2000 Tweeter Silver Coil Dome for Monitor / SDA Speakers. Tweeters pulled from working set of Monitor 10 speakers. Tweeters are working properly and sound great. Include original screws and gaskets. Please see pictures for additional detail on condition and ohm readings for both speakers. Flat rate shipping to continental US only. Speakers will be well packed for safe delivery.

POLK AUDIO-NEW! 6.5 Woofer Driver MW6503 SDA-CRS+ RTA15TL, NEW! FROM POLK AUDIO.BOUGHT AS REPLACEMENTS FOR MY RTA -15TS, NEVER NEEDED TO USE THEM. WILL SELL AS SET OR INDIVIDUALLY.

good working tweeter pulled from an M7 speaker, fits MANY models of vintage polks. look at pictures for condition

POLK AUDIO SDA-1 ,6.5 WOOFER #MW6509 6-Available. Woofers are working properly and in excellent physical condition. They include the screws to attach the speakers which are attached using blue tape as seen in the pictures. Please see pictures for additional detail on condition and ohm reading for all 6 speakers. Ohm reading for all 6 are excellent as the when new they were 8.9ohm. Sold individually

Vintage Polk Audio Loudspeakers1987 Model SDA 1BOriginal Owner Original Cost $1400.00 for the pair.Speakers have been extensively upgraded at the cost of over $400.00. Speakers are in great condition!Hooked up and ready to audition.Have digital copies of users manual and SDA reference guide.Dimensions: 16W x 12D x 45 HApprox weight: 85 lbs each4 ohm impedanceFrequency Response: 14-26,000 HzRecommended Amplification: 10-500Watts/channelEfficiency: 92dbDriver Complement per speaker:Two 1-inch RDO194 TweetersFour 6-1/2inch trilaminate polymer bass-midrange driversOne 12 inch fluid-coupled subwoofer2016 Upgrades:Original SL2000 Tweeters were replaced with Polk RDO194 models.2019 Upgrades:Crossover network components were replaced with SonicCap brand capacitors for the High frequency crossover circuit and Solens for the Low Frequency crossover. Low Frequency inductor replaced with ERSE Super Q coil.Resistors replaced with Vishay Mills precision resistors.Interconnect cable upgraded with Neutrik Speakon connectors and Canare cable.Original Binding posts replaced with Cardas connectors.Original cabinet bases replaced with solid walnut along with adjustable speaker spikes.All speaker mounting screws are using hurricane nuts and all speaker baskets have been dampened with Noico Sound dampening mat.Grill cloth has been replaced on both units.BONUS Items: NEOTECH Cryo Treated Banana plugs and Audioquest SureGrip 300 Spade lugsLocal Pickup only due to size and weight of speakers.550.00

Polk Audio SDA 1 speakers one left and one right channel. They are used and being sold as is. Dimensions are 16 wide x 12 deep and 44 tall. Local pickup for free. Please message if interested in shipping, these are very large large speakers and will difficult and expensive to ship.

Polk Audio SDA 1 speakers one left and one right channel. They are used and being sold as is. Dimensions are 16 wide x 12 deep and 44 tall. Local pickup for free. Please message if interested in shipping, these are very large large speakers and will difficult and expensive to ship.

Polk Audio SDA 1 speakers one left and one right channel. They are used and being sold as is. Dimensions are 16 wide x 12 deep and 44 tall. Local pickup for free. Please message if interested in shipping, these are very large large speakers and will difficult and expensive to ship.