KEF Q750 Floorstanding Speaker Review

Design: Klipsch RP-280F is a large tower speaker made of MDF. The build quality is good and feels durable. Magnetic grilles are included so you can either show-off or cover them up. It comes with rubber and spike feet. If you have tile or hardwood floor, use the rubber feet. For carpeted floor, use the spikes. It is recommended to use any one of the given feet with your speaker as they will increase stability and eliminate any vibration. The speaker is designed to minimize reflections and coloration. It is available in different color option so choose one that suits your room décor. Performance: The RP-280F is a pair of floorstanding standing speakers that belong to the Klipsch Refernce Premiere series. They are the largest speaker in the series. Hybrid Tractrix horn in the tweeter ensure crystal clear highs. It is responsible of producing broader sweet spot and clearer sound quality. It has balanced and warm mids and produces sound close to the original track. While listening to music, you will find the speaker can produce each instrumental sound with clarity. It can handle wide range of music genre including jazz, R&B, some heavy metal, classical music, etc. The Tractrix port on the back side of the speaker increases the efficiency of the bass response making them more powerful. Two 8” woofers ensure the low-ends are deeper and packs a punch. Driver material are chosen very cautiously to enhance the accuracy of the sound. The speaker can get loud and doesn’t over-burden the amplifier. It can be used as party speakers or to build a home theater. You can consider the Reference Premiere line up to deliver ‘premiere’ sound quality. When paired with a subwoofer, the system can shake your room. Connectivity: Connect the speaker with an amplifier and then use the amplifier connection ports to pair other sources like TV, turntable, CD player, Blu-ray player, etc. Use case: The manufacturer claims it can easy fill up large spaces. So, Klipsch RP-280F is ideal for mid- to large sized spaces that measures 100-400 sq. ft. They are large speakers so make sure your room has enough space for tower speakers and an amplifier. Speaker placement follows the basic rule of other floorstanding speakers. While using them as front mains, place them 6-15ft apart. Keep a gap of 1 to 1.5 times distance of the speaker gap between speaker and user. Also leave a gap of few inches from the wall. You are free to use them as rear speakers in your home theater system. Compatible device: Klipsch RP-280F can be a part of home theater system. Connect center channel speakers (Klipsch RP-440C/RP-450C), surround speakers (Klipsch RP-240S/RP-250S) and subwoofers (Klipsch R-112SW/R-115SW). Match the specs to choose the right amplifier for the speaker pair. Harman Kardon 3737, Marantz SR7009, Onkyo TXNR646, Denon AVRX2200W, NAD D3020 are some of the suggested amps to use with RP-280F. Ease of use: This floorstanding speaker connects to an amp and then you can control it. Usually control options are simple and straightforward. Cost: A pair of Klipsch RP-280F is within under $700. The cost is reasonable for floorstanding speaker. FAQ: How to create a true home theater with Klipsch RP-280F? Along with connecting center, rears and subwoofer, for a true home theater experience, we suggest using Dolby Atmos speakers. Create at least a 3.1.2 with center, sub and two Dolby Atmos speakers. Upgrade it to 5.1.2 or 7.1.2 based on your room size and preference. Can I connect projector with Klipsch RP-280F? Klipsch RP-280F is a passive speaker and needs an amp to power it. If you want to connect a projector to the RP-280F, make sure amplifier supports the connectivity.

Design: Polk Audio Monitor XT15 is a two-way passive bookshelf speaker that has MDF cabinet. It has a ‘critically braced’ enclosure that isolates the tweeter and woofer. It ensures the sound production remains pure and uncolored while minimizing any resonance and unwanted vibration. Cover the speakers with the included cloth grille. We love to show our Polk drivers so didn’t put them on. Performance: The Polk Audio Monitor XT15 has well-designed tweeter made of Terylene material so, music contents from Apple Music, Tidal, Amazon Music HD, Qobuz, and Spotify HiFi are enjoyable. Low ends from the 5.25” woofer is deep and adequate for compact spaces. This makes movie soundtracks and bass-heavy contents enjoyable. To enhance it further it has a bass port on the rear side. This improves efficiency while boosting the bass. The speaker can produce balanced and detailed sound. It can easily fill up 900 sq. ft spaces. They can easily fill up 2000-2500 sq. ft. room sizes. You will be pleased by the full-bodied and rich performance. Listen to CDs or connect it to a turntable or TV via an amplifier. The speaker placement is quite easy. You are free to place them on shelves, stands or simply mount them on walls to save space. They are designed to use as front, rear or surrounds. Use the user manual that shows details with image for easy setup. Allow the speakers to go through break-in period for best performance. The speaker is easy to install especially if you are familiar with amps or receivers. Connectivity and control: The connectivity of the speaker depends in the amplifier or receiver. Controlling the speaker also depends on the amp. Use case: Polk Monitor XT15 works well for movies, music and games. TV shows and dialogue-heavy contents are produced with good clarity. These are great for small to mid-sized spaces. Compatible device: It works with AVRs that are compatible with Dolby Atmos and DTS:X surround sound. Sony STR-DH590, Marantz 125 receiver, Pioneer SX-10AE, Yamaha R-S202, Yamaha AVENTAGE RX-A2A, etc. You are free to choose outside this list as well just make sure the power and impedance of the amp and speaker matches.    Pair it with the following speakers to create home theater: floorstanding loudspeakers (XT60 / XT70), bookshelf loudspeakers (XT20), center-channel speakers (XT30 / XT35), Dolby-Atmos enabled speaker (XT90), and powered subwoofer (XT12). Cost: The XT15 passive speaker from Polk is affordable and sounds bigger than its price. FAQ Does Polk Audio Monitor XT15 produce room-filling sound? As long as you place the Polk Audio Monitor XT15 in compact spaces, they will produce room-filling and immersive sound. We wouldn’t suggest to use them in large rooms as stereo system, then it might sound ‘tiny’. Are Polk Audio Monitor XT15 better with subwoofer? If you specifically use the Polk XT15 for music and bass-heavy contents, then a subwoofer is a must have. They will also add ‘shine’ as you watch movies  

Design: Polk XT20 belongs to the Monitor XT series that is considered an upgrade over the Monitor series. The Monitor XT20 is wrapped in matte black vinyl finish and made of MDF. This MDF enclosure is ‘critically braced’ that can isolate tweeter and woofer sound while minimizing any resonance. A removable grey colored cloth grille is available. You can remove the grille to reveal tweeter with waveguide and silver colored woofer. Use the self-adhesive rubber feet to ensure it stay put on any surface. Performance: The Polk Audio Monitor XT20 consists of 1” tweeter and 6.5” woofer. With Terylene dome tweeter, it can handle hi-res audio contents pretty well. The treble region in airy and mids are accurate. It has decent and spacious soundfield. Mids give a sense of openness. This speaker needs wired connectivity and is capable of producing crystal clear sound. Low ends are deep and packs a punch without being ‘muddy’. A 6.5” woofer is more than enough for small rooms and good for mid sized spaces. There is also a bass port on the rear side of the speaker to boost the low ends. This makes the speaker a bit difficult to place. So, you need to make sure there is enough space between the speaker and rear wall. Instruments like cymbals, guitars, drums sound great. Music tracks sound lively and natural. Place the MXT20 on shelves, desktop tables or other tabletops. You can purchase speaker stands as well. Make sure they are at user ear level. In terms of placement, the speaker should be placed at ear level of the user. An equilateral triangle should be created between the speakers and the user. Toe-in the speakers and adjust their position to find the best spot. For movies, we suggest a 3.1 sound system. A 3.1 or 5.1 theater system will be great for large rooms. Connectivity and control: Connecting audio sources to the Polk MXT20 depends on the chosen amplifier or receiver ports.   Use case: Polk XT20 passive bookshelf speaker is great for medium sized rooms. It can handle fast-paced tracks along with Jazz and Acoustic genre. For serious music listeners, we suggest a subwoofer. Along with music, it can also play movies, shows or games very well. Connecting it to TVs, turntables or PC is easy. Compatible devices: Use one from the following amps or choose by your own: Audiolab 6000A Play, Cambridge Audio AXR85, Kenwood amp, Cambridge AXR100. Some other popular amplifier brands are Yamaha, Marantz and Onkyo. Pair the MXT20 with the following speakers: floorstanding loudspeakers (XT60 / XT70), bookshelf loudspeakers (XT15), two center-channel speakers (XT30 / XT35), a Dolby-Atmos enabled speaker (XT90), and a powered subwoofer (XT12). Cost: Polk MXT20 is a budget-friendly bookshelf speaker that won’t break your bank. That said, including additional components like amplifier or subwoofer will increase the overall cost. FAQ Why should I choose Polk Audio Monitor XT20? Users who need compact bookshelf speaker due to small spaces should definitely choose Polk Audio MXT20. They need less space and has excellent sound quality. Low ends from 6.5” woofer driver packs a punch needed for music and movies. Can I connect Polk Audio Monitor XT20 to a subwoofer? You can connect the Polk MXT20 to a subwoofer but not directly. You need to use an amplifier or receiver and make sure it has adequate number of sub ports. Like, if you want to connect two make sure it has two sub out ports.