and the square magnets woofers (new surround) are intact and working well and sound harmonically rich even as of today. Grill covers in good shape! They do sound amazing and are all original The XL's also have the grills attached with Velcro which makes them easier to remove without messing with factory glue. If you need them I have a pair of the 25F-EW woofers. Last time I checked you could still buy the seas woofer. I am also planning to build a pair of speakers based on the Seas A26 kit. Dynaco updated the A25's in 1973 (the year I believe these speakers date from) to the A25XL's with increased frequency range and better power handling. Register today and start selling/buying audio gear! *P363: I ended up going back into the ST-70 to install the 4-ohm taps. Finish: Oiled Walnut Also, just do a search for Dynaco A-25 retrofits. Dynaco is the very soul of high fidelity audio. Size M8 - 8mm diameter.x 25mm Length. Dynaco Dynaco A 50 Floorstanding Speakers user reviews : 5 out of 5 - 3 reviews - audioreview.com This pair of very good condition original Advent Utility Cabinets in dark walnut wood grain vinyl finish. home.indy.net/~gregdunn/dynaco/components/speakers/ Local GTA cash pickup preferred Made in Denmark Recommended Amplifier: 60W Never used Speaker Stand Spikes (8 pc.set) Dome size - 1.5" From United States. The original "fried egg" orange tweeters and Masonite rings C $114.29. Bose 901 Series VI Speakers Review. The woofer is no longer made in this frame size. Local GTA pick up is Finch + Dufferin area 3 position toggle switch on rear for tweeter control. The original Advent Utility Cabinets are in wood grain vinyl finish in nice shape. IIRC the Morel MDT20??? var dc_PublisherID = 147427 ; … The famous original fried egg Orange tweeters Dynaco's A25 loudspeaker were some of the most popular loudspeakers ever produced. Top Rated Seller Top Rated Seller. … 12 watchers. Dynaco A-25s have been something special for 50 years! Resonant Frequency - 1 kHz (foot note adds impedance is about 6 Ohms) Made in Denmark They have as much audible bass extension as the A-25's, and are much more open on the top In a side-by-side, it literally sounded like the D20-XL are three feet closer than the A-25's. SEAS A26RE4 H1411-08, superb classic woofer, new version of the Dynaco A25 25F-EW woofer (requires adaptation).. One of the best “classic” woofers presently being produced, the undercoated paper cone, matching natural rubber surround and 4-layer voice coil work perfectly together and give a smooth controlled non … Made in DENMARK Sensitivity - 92 dB SPL for 1 watt at 1 meter It will also be my first DIY project. The crossover frequency is about 3600 Hz. Also the SCA35 is really about 13 usable watts. Dynaco A25 woofer. The tweeter for this speaker is no longer in production and Seas recommends using their new Sonotex fabric dome, the Seas Prestige 27TFFC (H0881). None currently for sale, but more MAY occasionally show up. Diameter or axes/depth - 104 mm/50 mm The woofer is no longer made in this frame size. Shipping is out of the question due to their size and weight so the only economical method of purchase is for personal pickup in Toronto. This may be in part to lesser sensitivity from the Phils, but probably as much due to the un-forgiving transparency of the Phils. Postings are free for hobbyists. var gaJsHost = (("https:" == document.location.protocol) ? One of the first speakers to use rubber surrounds and not foam! Dynaco A25 Loudspeakers. The aperiodic, or non-resonant characteristic of the A-25 provides an unusually uniform impedance characteristic throughout the bass range of less than 2 in 1. Shipping is out of the question due to their size and weight so the only economical method of purchase is for personal pickup in Toronto. The ones that I've heard have had a severely weak bass. More than 600,000 speakers were sold. The enclosure cabs measures 25.50" x 14.25" x 11.75" / 26"x14"x11.5" 17Kg Covers are in great shape, with Logo badges. They were made in Denmark Voice Coil Diameter - 39 mm When I tried an SCA35 (with high hopes), it did sound excellent with folk, jazz and chamber music. pageTracker._trackPageview(); The Original Woofer Issues & A25 very Different from the A25xl, https://www.madisoundspeakerstore.com/seas-soft-dome-tweeter. DYNACO A25 A-25 Replacement speaker parts for sale : BRAND OF SPEAKER: MODEL OF SPEAKER: ITEM: PART # SIZE: WATTS: OHMS: USED / NEW: QUANTITY: PRICE: NOTES: DYNACO : A-25 A25: WOOFERS: 25 TV-EW: 10"-8 ohms: U: 0: Reference info ONLY. to the exceptionally high sensitivity and low distortion of the T35C002. Review and history. Each speaker is 20” x 11,5” x 10” and weighs about 20 pounds. Local GTA cash pick up: Finch Ave West+Dufferin They provided amazingly good sound then and 50 years later still do! Circa early 1970's Large Advent Speakers. Founded by David Hafler and Ed Laurent in Philadelphia, Pennsylvania in 1955, Dynaco was an American hi-fi audio system manufacturer popular in the 1960s and 1970s for its wide range of affordable, yet high quality audio components.. Its best known product was the ST-70 tube stereo amplifier. The woofer connects directly to the binding posts, and the crossover relies on the natural roll-off of the 10" woofer. Cabinets show signs of shelf-wear, blemishes or corner damages but nothing major. In audiophile circles Bose is usually a punch line to a joke, or even seen as the great corporate evil of audio. Jan 25, 18 9:00pm I don't play very loud, but orchestral music can be very demanding, and I play a lot of it. what they have for them is that they ae smooth and never harsh with decent bass. The original "fried egg" orange tweeters and Masonite ring woofers with new surrounds are intact like brand new! In other words, garbage in...garbage out....and they LOVE vinyl. These speakers have been meticulously cared for and only have one minor corner dent. ACE DYNACO DAVE has a verified PayPal account. With a smooth, wide range and a crisp sound, it had a much better and more defined low end. Dynaco manuals | Hifi Manuals Free: Service Manuals, Owners Manuals, Schematics, Diagrams, Datasheets, Brochures online for free download and free to your amplifier, receiver, tape, CD, Tuner, Turntable and Recorder. Nominal power 60 Watts with a 6dB/octave crossover frequency of 1500 Hz document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E")); recapped and upgraded with seas tweeter makes them decent, but not even close to the best 2-ways of nowadays. The Crossover The crossover closely follows the original A25 design, and is a model of simplicity. It was passable with rock, but it fell completely flat on orchestral music. I think the woofer plays a large part in the overall sound of the A-25. They have very clear smooth highs with no semblance with sold mids and very full bass. I found these speakers to work just as well with low powered amps??? DYNACO A25 XL Vintage 2-Way Loud Speakers - Excellent Condition Rare Vintage. Shipping is included to anywhere in Canada! Covers are in great shape, with Logo badges. Circa early 1970's Large Advent Speakers. Also, just do a search for Dynaco A-25 retrofits. Showing how East Coast "Boston sound" should articulate. Bass: 1 x 10" extended excursion Dynaco Seas 25F-EW Woofers This was and still is a very popular loudspeaker so there are lots of ideas floating around out there. These speakers do work flawlessly the entire time that they have been used since the 1970's. Dynaco's A25 loudspeaker were some of the most popular loudspeakers ever produced. Tweeter: 1 x soft dome Dynaco SEAS H-087 Dome Tweeters The crossover is quite simple, just a 5 uF capacitor in series with a variable resistor arrangement that feeds the tweeter. Read more at https://www.stereophile.com/content/dynaco-25-loudspeaker#E63xYbBIiMZhMZ1Z.99 Considering the small size and age of these speakers, one is surprised … This was and still is a very popular loudspeaker so there are lots of ideas floating around out there. Local GTA cash pickup preferred Sold in a set of 8 pcs. Sponsored post - log in to remove this ad. a super simple cap and resistor crossover for the tweeter.the enclosure is an aperiodic design which seems to be a fancy name for a ported speaker where … The tweeter replacement is the Seas 27TDFC. They have just as much bass and a crisper high end! Get the best deals for dynaco a25 at eBay.com. indeed I could name 10 speakers Ive compared to the dynaco that I prefer. The A25 is a two-way speaker with a 10" woofer and a 2.25" mid-tweeter. Be prepared to do some minor crossover modifications along with the driver replacement. Seas has stopped using the old 25cm frame and now uses the 26cm frame. A new verison of this system is now available as the Seas Prestige A26RE4 (H1411) with modern parts. Original burlap cloth grill covers. Pre-Owned. It was discontinued a few years ago. Based on 5 uF seeing about 8.8 Ohms The A25 is a two-way speaker with a 10" woofer and a 2.25" mid-tweeter. $250.00 firm cash price Dynaco Speaker Component Info Payment by Cash, EMT- Interac, or Money Orders accepted All component drivers work well and sound great. As most speakers of this time, it features walnut veneer. Remember those infamous 2-way air suspension design speakers in the 1970s', designed by Henry Kloss? The famous original fried egg Orange tweeters Bought a pair of dynaco a25 , for $25, I dont know why but curiosity got the better of me,If your not familiar with them they use seas drivers One dome tweeter and a 10"woofer. Specifications: "https://ssl." pageTracker._initData(); "); Welcome to CanuckAudioMart, a classifieds site for used audio and hifi. C $584.31. 3 position toggle switch on rear for tweeter control. Decent bass for a small box although not as tight as an AR2a and miles behind an AR3a. I know, I had both damaged that way one time. Tweeters and Woofers have been replaced! The A-35 was a refined improvement over its predecessor, the A-25. This design utilizes an acoustic impedance system which provides variable volume action rather than the totally enclosed cabinet of the acoustic suspension principle or the tuned port of the bass reflex. All component drivers work well and sound great. Frequency Response: 30Hz to 15kHz Dynaco's A25 loudspeaker were some of the most popular loudspeakers ever produced. Type: 2 way, 2 driver loudspeaker system Frankly it was pretty dull sounding and after the thrill of saving money wore off you were left looking for detail and … DYNACO A-25 SPEAKER NEW REPLACEMENT GRILLES & LOGO PLATES. That kind of magnet, while very excellent when new, looses force over time. Little kids love to press on them. The woofers have Butyl rubber surrounds, as do all Dynaco speakers. Remember those infamous 2-way air suspension design speakers in the 1970s', designed by Henry Kloss? The A25 is a two-way speaker with a 10" woofer an… Seas replacement woofer is the 25F-EW. Covers are in great shape, with Logo badges. A new verison of this system is now available as the Seas Prestige A26RE4 (H1411) with modern parts. find the instructions your hifi equipment Dynaco with search … Speaker Stand Spikes (8 pc.set) Size M8 - 8mm diameter.x 25mm Length @ $45.00 for all (8) Spikes Making good visual impression, grilles are well color matched, both with the original 1970's Advent logo badges! It is not a power house by any means. *Also have pairs of restored Dynaco A-25 speakers for sale @ $250.00/pair, Jan 28, 18 3:11pmDynaco A-25 speakers restored! (1969-76) They provided amazingly good sound then and 50 years later still do! Bear in mind that an 8 ohm speaker may well have a 4 ohm tweeter in it. This web page takes a look inside the A25, and speaks in particular about trouble-shooting. The A26 se features a 10" specially designed low frequency driver with an untreated paper cone and soft rubber surround and a 1" textile dome high frequency unit with integral waveguide both made in Norway by SEAS, the original manufacturer of the Dynaco A25.. Modern sophisticated fourth order crossover networks executed … The Dynaco A-25 aperiodic loudspeaker is a compact, high performance two way speaker system. They were built with 8 uF capacitors. This is true, but we did not think the problem was quite as acute as the A-25 proved it to be. or Best Offer +C $151.60 shipping estimate. However they are still making the same woofer only with a 1cm larger basket and a different number ID. Apr 02, 18 12:18pm In fact, the Dynaco A-35's have the same woofer and tweeter as the A-25, but in a bigger enclosure. Made in France, Dynaco A40XL Speakers Updated made in USA Consigment, Rare Akai SW-30 Vintage Speakers MADE IN JAPAN, 1989 Mission 761 England Made Audiophile bookshelf speakers, Kef Cantata vintage speakers 1976 to 1981 made in England Hate to part out, CAM emails being rejected by @rogers.com servers. Cabinets have little or no dents, scuffs or corner damage. The one thing I would do is upgrade the tweeter, replace the caps, replace the resistors with metal film and clean all the contact. Cabinets show signs of shelf-wear, blemishes or corner damages but nothing major. The Dynaco A-25 aperiodic loudspeaker is a compact, high performance two way speaker system. The A25 is a two-way speaker with a 10" woofer and a 2.25" mid-tweeter. The Dynaco A25 is a 2-way speaker, which reduced the problems that can occur when different drivers cover the same frequencies. They provided amazingly good sound for about $80 per speaker. 10 inch extended excursion woofer is matched to a specially designed soft dome tweeter with a dual section high pass filter at 1500Hz, in a cabinet design which achieves a uniquely non-resonant bass response. Capture a Vintage Sound with Dynaco Speakers . Classic gear from yesteryear; vintage audio standing the test of time. : "http://www. BTW one of the best ROCK solid tweeters made!!!! More than 600,000 speakers were sold. I began my hifi journey with A25 actually. Impedance: 8Ω Even more extended range beyond what the A-25's can reproduce. Message Sort: Post Order or Asylum Reverse Threaded, Dynaco Speaker ReplacementsDynaco A25 Tweeter. Includes: This pair of excellent shape speakers on sale is in the original Advent Utility Cabinets with the nice color scheme in dark wood grain vinyl finish. The cabinet looks like a somewhat like versions of of a Bose 301. (1969-76) They provided amazingly good sound then and 50 years later still do! Payment is by: Cash, EMT, Money Order tweeter was a near perfect replacment. I love the sound of that tweeter, but be careful with the silk dome. This new woofer will not fit in the Dynaco A25 speaker, as the frame is 10.59 overall diameter. (1969-76)They provided amazingly good sound then and 50 years later still do!The A25 is a two-way speaker with a 10" woofer and a 2.25" mid-tweeter.The crossover is quite simple, just a 5 uF capacitor in series with a variable resistor arrangement that feeds the tweeter.They were built with 8 uF capacitors.The woofer connects directly to the binding posts, and the crossover relies on the natural roll-off of the 10" woofer.Specifications:Type: 2 way, 2 driver loudspeaker systemFrequency Response: 30Hz to 15kHzPower Handling: 35WRecommended Amplifier: 60WCrossover Frequency: 1500HzThe crossover frequency is about 3600 Hz.Based on 5 uF seeing about 8.8 OhmsImpedance: 8ΩBass: 1 x 10" extended excursion Dynaco Seas 25F-EW WoofersTweeter: 1 x soft dome Dynaco SEAS H-087 Dome TweetersDome size - 1.5"Frequency Range - 1500 Hz to 20 kHzResonant Frequency - 1 kHz (foot note adds impedance is about 6 Ohms)Sensitivity - 92 dB SPL for 1 watt at 1 meterNominal power 60 Watts with a 6dB/octave crossover frequency of 1500 HzFlux Density - 1.2 TeslasForce Factor - 1.5 Webers/meter (8 Ohms)Voice Coil Diameter - 39 mmVoice coil height/air gap height- 3mm/2.5 mmEffective diaphragm area - 13 cm^2Moving Mass+Typical air load mass - 0.6 gramsDiameter or axes/depth - 104 mm/50 mmFinish: Oiled WalnutMade in DenmarkDynaco Speaker Component Infohome.indy.net/~gregdunn/dynaco/components/speakers/No stands includedComes with original Dynaco off white burlap finish grill cloths$260.00/pairLocal GTA pick up is Finch + Dufferin areaRead more at https://www.stereophile.com/content/dynaco-25-loudspeaker#E63xYbBIiMZhMZ1Z.99Also have an excellent pair of original cross overs for rare Dynaco D-20XL Audiophile Speakers @ $120.00/pairMade in DENMARK*Shipping to anywhere in Canada is included in price!They'll sound as good as the A-25's yet seem much more efficient.They have just as much bass and a crisper high end!They have as much audible bass extension as the A-25's, and are much more open on the topEven more extended range beyond what the A-25's can reproduce.In a side-by-side, it literally sounded like the D20-XL are three feet closer than the A-25's.Total different look then the Dynaco A series!The cabinet looks like a somewhat like versions of of a Bose 301.A preferably vertical design with the panels on top and bottom and the black fabric grill covering the 3 visible sides.The sound quality is really quite astounding for their age and size.They are 2 way with an 8 inch woofer and a 2 inch tweeter.The woofers have Butyl rubber surrounds, as do all Dynaco speakers.They were made in DenmarkDynaco sold them from 1977 - 1982.Excellent for jazz and vocals and have quite decent bass!They do sound amazing and are all originalIf you have or find a pair of these Dynaco D-20's, I have the updated cross overs with replaced caps, Jan 23, 18 9:10am The MDT-20 will cross as low as 1.6 kHz, but asking a 10" paper woofer to work that high is pushing it. Better than most 3-way speakers where some of the subtler tones are lost between the mids and the highs, and lows. Also have a very Rare Dynaco D-20XL Audiophile Speakers We have a great online selection at the lowest prices with Fast & Free shipping on many items! Frequency Range - 1500 Hz to 20 kHz Apollo, Atacama, Target Audio, Target HiFi, Custom Design, Partington, Quadraspire, Mission, etc. The Advent Loudspeaker | Stereophile.com (1969-76) I remember when the Dynaco A25 came out it was a lot of fun for a low budget dorm room kind of mid-fi system. The original "fried egg" orange tweeters and Masonite ring woofers with new surrounds are intact like brand new! The sound quality is really quite astounding for their age and size. A 10 inch extended excursion woofer is matched to a specially designed soft dome tweeter with a dual section high pass filter at 1500Hz, in a cabinet design which achieves a uniquely non-resonant bass response. The enclosure cabs measures 25.50" x 14.25" x 11.75" / 26"x14"x11.5" 17Kg The A25 frames are screwed or glued in, so the removal is somewhat more difficult. Force Factor - 1.5 Webers/meter (8 Ohms) All component drivers work well and sound great. I haven't done this myself on A25's so I won't say more for now. This greatly … (1969-76)They provided amazingly good sound then and 50 years later still do!The A25 is a two-way speaker with a 10" woofer and a 2.25" mid-tweeter.The crossover is quite simple, just a 5 uF capacitor in series with a variable resistor arrangement that feeds the tweeter.They were built with 8 uF capacitors.The woofer connects directly to the binding posts, and the crossover relies on the natural roll-off of the 10" woofer.Specifications:Type: 2 way, 2 driver loudspeaker systemFrequency Response: 30Hz to 15kHzPower Handling: 35WRecommended Amplifier: 60WCrossover Frequency: 1500HzThe crossover frequency is about 3600 Hz.Based on 5 uF seeing about 8.8 OhmsImpedance: 8ΩBass: 1 x 10" extended excursion Dynaco Seas 25F-EW WoofersTweeter: 1 x soft dome Dynaco SEAS H-087 Dome TweetersDome size - 1.5"Frequency Range - 1500 Hz to 20 kHzResonant Frequency - 1 kHz (foot note adds impedance is about 6 Ohms)Sensitivity - 92 dB SPL for 1 watt at 1 meterNominal power 60 Watts with a 6dB/octave crossover frequency of 1500 HzFlux Density - 1.2 TeslasForce Factor - 1.5 Webers/meter (8 Ohms)Voice Coil Diameter - 39 mmVoice coil height/air gap height- 3mm/2.5 mmEffective diaphragm area - 13 cm^2Moving Mass+Typical air load mass - 0.6 gramsDiameter or axes/depth - 104 mm/50 mmFinish: Oiled WalnutMade in DenmarkDynaco Speaker Component Infohome.indy.net/~gregdunn/dynaco/components/speakers/Original grill covers includedNo stands includedLocal GTA pick up is Finch + Dufferin areaRead more at https://www.stereophile.com/content/dynaco-25-loudspeaker#E63xYbBIiMZhMZ1Z.99________________________________________________________________________________An excellent condition pair of vintage early 1970's Dynaco A-25 speakersFully working without any issues!Refinished cabinets sanded and re-stained with Howard's restorer!Grill covers in good shape!Dynaco A-25s have been something special for 50 years!Made in DenmarkOne of the first speakers to use rubber surrounds and not foam!The Dynaco A-25 aperiodic loudspeaker is a compact, high performance two way speaker system.10 inch extended excursion woofer is matched to a specially designed soft dome tweeter with a dual section high pass filter at 1500Hz, in a cabinet design which achieves a uniquely non-resonant bass response.The aperiodic, or non-resonant characteristic of the A-25 provides an unusually uniform impedance characteristic throughout the bass range of less than 2 in 1.This design utilizes an acoustic impedance system which provides variable volume action rather than the totally enclosed cabinet of the acoustic suspension principle or the tuned port of the bass reflex.Dynaco's A25 loudspeaker were some of the most popular loudspeakers ever produced.More than 600,000 speakers were sold.