Put my S40’s back in and wow, they sounded so small, so contained when compared directly! With the IV, well, I believe they are wowing more than the Special 40’s! They present music in a more “you are there” way and some will like that and some may not but man it’s pretty remarkable what these little guys can do. Frequency Response (+/- 4 dB): 48-20k +/-4dB, High Frequency Driver: K-107-TI 1″ (2.54cm) Titanium diaphragm compression driver, Midrange: K-702 1.75″ (4.45cm) polyimide diaphragm compression driver, Low Frequency Driver: K-28-E 12″ (30.48cm) Fiber-composite cone woofer, Inputs: Dual binding posts / bi-wire / bi-amp, Dimensions (HWD): 24.81″ x 15.5″ x 13.25″, on The B&W 706 S2 Speaker Review vs KEF LS50 and Falcon LS3/5a, Mirrorless Central – My reviews of all Mirrorless Cameras. The recording is a little flat but sounds as good as ever with the Heresy IV. The rigid cone ensures tight and dynamic lows which always remain perfectly under control. Now, in a larger room you may want to try a sub. With the Dyn’s my spot I limited to the one sweet spot in the chair. Ripped FLAC from CD. The scary part is I have some Cornwall IV’s on the way from Klipsch to review. I have had speakers here in my room that range from $500 to $40,000. I’m running them with $40k worth of gear for this review and they soak it all in but you will NOT need fancy gear like this to appreciate what these offer. Heresy IV Floorstanding Speakers (Pair) Because of its size, the Heresy offers the greatest degree of placement flexibility in the Heritage series. The Cornwall had the same character, it just gave A LOT more of it with the biggest wall of sound I have ever heard and they sounded GORGEOUS in my small 12X13 room. Frank Sinatra – Digital – “What’s New”? Definitely a step up from the III. There is that texture again in the voice, which means I am hearing details in the voice. These new IV’s just sound like an all new speaker and IMO propel Klipsch into real high end HiFi sound. If a speaker makes me sway, move and even dance it is doing an amazing job. Those are some of the best $2k speakers around. Sounds awesome! […], HiFi Review: PS Audio Sprout 100. What finish did you review? JBL). The scale is also nicer with the Klipsch as again, it just sounds more alive. USA made integrated time amp for $2600… Your best bet would probably be something from Cary Audio (used, like an SLI-80). Which TV is best for the PS5? I realize this is a superficial take, but for me how my gear looks is almost as important as how it sounds, especially when you have to talk the wife into letting you bring it in the house. It can go each way and sometimes products that are lower cost can be tremendous deals as they perform well above their price point. This speaker is so transparent, so clean and clear, so massive in the way it paints that musical picture yet it also has some kick and meat to it. Wow. Wether I am listening to digital or vinyl (these LOVE vinyl) the bass was just right for my room. He said these were the most impressive he has heard to date in this house. Tidal FLAC. Throw this one on, turn it up to a moderate level and soak it all in. I remember the experience of this on the Focal Sopra 2’s and it was phenomenal and so transparent. At 25w per channel more than enough for my vintage 3 way Infinity Monitor Jr speakers with 12″ woofers. With the above said, Klipsch also says this about these speakers: “The Heresy IV offers unparalleled sound quality from a relatively small speaker”. More of it, but tight as can be and fast as lightning. Les Klipsch Heresy IV se sentent à l’aise avec toutes les musiques. Very nice yet  Affordable Speaker Cables that sound beautiful and lean warm/rich. Dec 1, 2020 #26 Witchdoctor said: You don't know? J. JStewart Senior Member. The listener can therefore enjoy a more accurate and wider listening area. This site uses Akismet to reduce spam. Particularly with vinyl. I feel this could have had a teeny bit more upper bass but if this was the case, I feel the imaging would have suffered. With the Heresy IV you can still hear some of their magic while listening a room away. In 1957, Klipsch introduced the first version of the Klipsch Heresy loudspeaker, a 3-way model made to accompany a pair of Klipschorns and deliver the center channel in high fidelity. First introduced in 1957, this three-way horn-loaded loudspeaker is still able to deliver the awe-inspiring Klipsch … The American manufacturer has perfected the mastery of acoustic horns to mechanically amplify the sound of loudspeakers and naturally increase their sensitivity. Moreover, this port features the iconic Tractrix technology used to optimize the airflow while reducing the noise it generates. Heresy IV is the entry-level speaker in Klipsch's flagship Heritage Series and is available in either American Walnut, Natural Cherry, Satin Black Ash and Distressed Oak. A fantastic streamer for under $550 and almost as good as my Zen Mini MKIII which is 2 1/2X the cost. Ready For PlayStation 5... 20 of the most influential movies of the past 20 years. Klipsch Heresy III: the sound signature of the Heresy III is quite similar to that of the Klipsch Heresy IV. Yes, I tried these on stands as I did the III’s but found them to sound much better, fuller and spacious on the floor as they were designed to be placed. The look beautiful. I think these with a moderate power tube amp is the ticket. The tweeter used here is nothing exotic but it sounds fantastic. Where the Special 40’s beat the old Heresy III’s in imaging and soundstage width and depth, these new IV’s beat the Dynaudios in these areas. The crossover filter used for the Klipsch Heresy IV compact speaker has been entirely revamped. These are quite the opposite of a modern looking speaker ; ) I probably love the look as I grew up with speakers that looked like these and always adored the Heresy line (looks wise). My Left and right fronts are a pair of Klipsch Chorus II's, Klipsch Cornwall II's Forte II's. In fact. So much going on here when played on the Heresy IV’s. For me, in the III, it lacked some of those upper register details and air. The Klipsch Heresy IV retains the extremely appealing vintage design of its predecessors. Klipsh sound is the opposite of boring. Tori Amos – Digital  – “Reindeer King” from the album “Native Invader”  – Tidal HiFi Flac file streaming at 24 bit 88hz. But it’s there and you can tell these have more oomph than the old III’s and do indeed go deeper. Power Handling (Cont/Peak): 100W/400W It’s there, but it’s so clean that I can hear and imagine the performer plucking the strings. I had my 23 year old son listen as he also has his own system with some Dynaudio speakers and a nice amp. I mean, these can image with the best of them, as well as throw a massive stage with incredible details. It sounds like the old sealed version in the bass but it goes 10Hz deeper and I can tell that it does. No, Klipsch does not use uber high end exotic parts as some crazy high dollar speakers do but I am telling you here right now that all that matters is the sound that reaches our ears. The speakers are made in the USA with real wood veneers that are book matched and these are gorgeous. Listening on a Sunday morning when the house was still quiet Frank’s vocals came out front and center, bold and strong. These Heresy IV’s can teach some other speakers a lesson in simplicity as well. The lows are deeper, more powerful but remain under control. I bought my Klipsch Heresy II models via e-Bay for $600 plus shipping. I will most likely keep those Special 40’s as well because I love that speaker as well and can bring them back from time to time when I want a change of pace. Where it got me though is the sound and it is has matured so much from the previous Version III Heresy. I bought some Heresy 80’s vintage and really like them but this review makes me want to go hear the IV’s. They will sound polished, and perfect and lush. This patented model was developed for a very specific purpose: to reproduce the emotion of a live concert at home. Sounded good but these will sound best with some tubes in the mix imo. Not a fan of cherry. The bass is tighter and has more kick with drums. These speakers sound so damn clean I can not believe it. The Klipsch Heresy IV Horn Speaker is the entry product in the Heritage Classic series. I will say this is the best I have heard this song presented. These sound less weighty than the special 40’s here but more composed. For now they will replace my beloved special 40’s as I move those to the back room system (where Dynaudio Evoke 10’s are now) and let the Heresy IV take main duty until the Cornwall IV’s arrive. It’s a shock to the system if you never heard these kinds of speakers before. The sound is so cohesive, together and yet I can hear deep into the music all while I get a nice dose of solid, tight, clean rhythmic bass behind it all. Crazy as these are some killer speakers that really bring so much to the table. It’s been a long while since I gave it a listen as I no longer have a CD player. Line Magnetic has some great options and are solid well made amplifiers. It’s as tight as can be and tighter than the bass of my Special 40’s. They are very composed, never sloppy in any way. I feel these Heresy IV are an underdog that many pre judge without taking a serious look. The Klipsch Heresy 4 has a sensitivity rating of 99dB at 1m for 1 watt. By Steve Huff It’s been a while since I have written a HiFi review! The Klipsch Heresy IV loudspeaker particularly shines with acoustic recordings and is able to reproduce extremely subtle nuances in voices and instruments. Is the latest version, the greatest version? On the back of the speaker is Klipsch’s new element to this speaker lineup: the Klipsch Tractrix port. The Magnat’s ability to accurately reproduce the sound of instruments is also inferior to that of the Klipsch speakers. There is no genre of music that sounds bad, thin or unlistenable on these. Better yet, stick around and read this one as the new Heresy IV’s have been in my listening room and they are bring some very nice improvements over the III in just about EVERY WAY. But these here are replacing my Special 40’s permanently in my main listening room. She has heard it on the Klipsch RP600’s and thought it was amazing. They are well worth the cash. I have the prior generation Klipschorns driven by an MC275. Hope you get a chance to try. Thanks, and yes a Cornwall will be like a Heresy on steroids ; ) I look forward to reviewing the Cornwall IV. With the Klipsch Heresy IV I get better bass as the weight of the Piano can be heard. I just posted my review (objective with some subjective) of the Klipsch Heresy IV. Just because a speaker, amp or even camera is new will not mean it will be better for YOU and your situation. A fantastic streamer for under $550 and almost as good as my Zen Mini MKIII which is 2 1/2X the cost. The problem I have now is trying to turn them off. Considering these speakers make music sound LIVE and ALIVE I played and listened to the entire Billy Joel “Live at Shea Stadium” album and it rocked out, especially when I went from my normal volume of 17 to 47. My “Flagship” room. Dynamics are amazing and these have Dynamics for days. The Klipsch Cornwall IV Heritage Loudspeakers have already been reviewed by a number of print and online reviewers, so why this particular lagniappe review? Brussel, wereldtentoonstelling 1958. Amazing. Will definitely audition these! When I compared the 40’s to my old Heresy III’s the Dynaudios won in all areas but the Klipsh still had more life. Eric Bibb – “Brazos River Blues” – from Global Griot – Tidal FLAC – An acoustic treat with guitar, harmonica and some processed vocals and breaths that are haunting. I am now running these with a Naim Atom and Nova but with the right tube amp you can coax more warmth and roundness from them. I LOVE this album and feel it is a beautiful document of some of the most lovely songs crafted by this Swedish sister duo. Yea, the bass is improved but it is no where near what you may think it sounds like. Personally I use a Klipsch Quartet center channel, better tonal balance. They are very transparent, which is not what I was used to with the Heresy III or Cornwall III.In fact the Cornwall III was very rich, warm, relaxed, fluid and I loved them for that but over time did wish for more bite in the treble and a tad more “alive” energy. There is something that these speakers are doing here that I can’t quite put my finger on but I like it. Take a look at THIS Integrated that will sound very sweet with these speakers. How do you feel about the new Prima Luna EVO line of integrated amps? This may be the best I have heard it, but I have a feeling the Cornwall IV’s will bring even more to this track. Met with great enthusiasm from his audiophile friends, Paul Wilbur Klipsch decided to found his company and commercialize his first loudspeaker, the Klipschorn, in 1946. As it is now, I now own these Heresy IV as I could not move them from my room once I heard and settled in with what they gave me back in return. All Klipsch Heritage speakers have this quality from what I have heard over the years and the new Heresy IV continues on. I have had the IVs for a week now and I love them. She sings about her youth at Sugar Hill and there is a lot going on in this song with background vocals and acoustic instruments. It just flows freely like the speaker cable is a vein for music and there are no clogs in that vein. I heard that tube luxman amp that you put a link up with the new cornwalls and it is a crazy good combo. They sound flatter here and thinner! – Tidal FLAC 16 bit. Man what an effusive, positive review….I am a Klipsch fan and turned my son into one as well by gifting him my RB 35’s. Yes, I see this as sort of a “Rebirth” for this legendary speaker and if you have even a passing interest in these, I think you will really want to read this review. After a side by side it was clear to all who were listening with me. Past 4,500Hz, a 1” (25mm) K-107-TI Titanium diaphragm compression driver takes over up to 20kHz. A crazy comparison candidate with your Vinnie Rossi? The III’s are a tremendous value for someone looking for an easy to drive old school looking speaker that sounds huge and can rock with a LIVE sound. I placed the Special 40’s in to see how they did and yes, the recording is not the best but sounds wonderful on each speaker with the Dynaudios bringing a little more instrument separation. When it comes to the listening experience, the Magnat speaker offers more powerful and deep lows. Yes, the price has been increased from $2500 to $300o for a matched pair but when you hear them you will understand why this is. With this acoustic live session, the Klipsch Heresy IV delivered an incredibly rich sound. High Frequency Driver: K-107-TI 1″ (2.54cm) Titanium diaphragm compression driver I never felt this way about the S40’s but when next to the IV’s I can hear the massively different character. These did change throughout the 100 hours. writing a review of the Klipsch Heresy III. from Only the Lonely (Stereo Remaster) – Streaming from Tidal as a 24 bit Flac file this vocal performance blew me away with the little Heresy IV’s. It's nice seeing Klipsch back in the pantheon. What I will say is what I feel from my heart. – This is an oldie but sounds so good no matter when I play it. The vocal performance is highlighted here again and this time the voice is dead center and projects about 1 foot in front of the speakers. I demoed them at a retailer with a valve amp. The size of this center channel speaker is designed to be short so that it … So yes, the bass performance on the new IV is astonishing when compared to the previous Heresy generations. No brightness, no shouting, no colored midrange, and bass is composed fast and tight. I traded the Octave in towards the Vinnie Rossi (had to as the cost was much more than I could swing without doing that). You will be moving your feet, body, head, whatever. We then connected the speakers to a McIntosh MA252 amplifier, which has a power rating of 2×100 watts at 8 ohms, using QED XT40i speaker wires. While still having more HF energy than the III, what this brings is a wide open soundstage and ultra clarity. Also included is a user guide which explains how to get the speakers out of their box. The Klipsch presents this track in a gorgeous way and leaves me wanting for nothing more. Now I am aware that my room and my gear is helping a lot here but these speakers do indeed beat my personal Dynaudio Special 40’s I have here. The bass of the 40 is a tad more boomy and rich. Did you ever test Klipsch with the yamaha as3000 you had for a while? It is fitted with a removable slanted riser base which allows you to place it on a stand or directly on the floor. I have never owned a Prima Luna but have heard them. Looking at upgrading from a set of Heresy IIIs. Haunted Laundry – “Cheated” from Haunted Laundry – Tidal FLAC – Another song I love to play when I evaluate gear. The mids and highs are also extremely accurate, which results in an even higher level of detail than with the Heresy IV. No small feat. The Gentle Giant. We do, too. At the price of $3000 there is zero to complain about here. These are simply fantastic speakers but yes, they will have a more aggressive signature, as in, doing right at you ; ). 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