Best 8 Inch Full-Range Drivers/Speakers
By Robert Jones · 2020-09-06
Right, 8-inch full-range drivers. Some folks swear by them, others reckon you're better off with separates. Me? I've used a fair few over the years, and they've absolutely got their place.
Right, 8-inch full-range drivers. You hear all sorts, don't you? Some folks swear by them, others reckon you're better off with separates. Me? I’ve used a fair few over the years, both in personal projects and for tests at SpeakersMag. They’ve got their place, absolutely. Especially if you’re after that coherent, "from a single point" sound. None of that crossover shenanigans messing with the phase. I’ve got a couple of these – different brands, mind you – knocking about in my workshop right now. One’s in an old vintage radio cabinet I’m restoring, and the other’s just a test mule for some new cabinet designs.  *Best 8 Inch Full-Range Drivers/Speakers — tested in the SpeakersMag workshop.* **Quick Verdict: The Fostex FE206En offers the best blend of sound quality and DIY flexibility for serious builders.** ### Why Bother with Full-Range? Simplicity, Mostly. See, with a multi-way speaker, you’ve got crossovers. Those bits of circuitry split the signal, sending highs to the tweeter, mids to the mid-range, and lows to the woofer. Sounds clever, right? And it is, when done properly. But it also introduces phase shifts, impedance wobbles, and sometimes a bit of a dip or hump where the drivers hand over to each other. It’s never perfectly seamless, no matter what some marketing blurb tells you. A full-range driver, on the other hand, handles the whole lot. From the low rumbles (or as low as an 8-inch can manage) to the shimmering highs. One voice coil, one cone, one point in space. That means no crossovers mucking about with the signal, which often translates to a more natural, articulate sound. The sound just… hangs together better. It's a lovely thing when you hear it done right. Not for everyone, mind, but when it clicks, it really clicks. I’ve spent countless hours, probably days, just listening to full-range setups. Some I've built myself, some are old factory jobs, some I've reviewed. You learn a lot about what works and what doesn't. It's not just about the driver itself, either. The cabinet it goes into is half the battle, maybe more. Especially with an 8-inch unit; they need space to breathe and play nicely. ### What an 8-inch Full-Range Driver Can (and Can't) Do An 8-inch driver is a good size for a full-range unit. Any smaller, and you start really struggling with proper bass. Any bigger, and you’re fighting beaming in the treble, where the sound becomes too directional. Eight inches is a bit of a sweet spot for many. It can move a fair bit of air, so you get some decent bass weight, and if the cone is light enough, the top end can be surprisingly extended. Though, let’s be honest, it’s rarely truly extended up to 20kHz like a good tweeter will manage. What you get is a wonderful mid-range. Voices, guitars, pianos – they often sound incredibly lifelike. There’s a directness, an immediacy, that a multi-way system can sometimes struggle to replicate without costing an arm and a leg. For someone who loves jazz, acoustic music, or wants to hear every nuance of a vocalist, a well-implemented 8-inch full-range can be a revelation. What it can't do, typically, is deep, thunderous bass. You'll get bass, yes, often quite tuneful and fast, but not earth-shattering. If you want that proper trouser-flapping sub-bass, you'll still need a dedicated subwoofer. And while the highs are often pleasant, they might lack that last bit of sparkle and air that a dedicated, high-quality tweeter provides. It's always a compromise, isn't it? But a compromise that many, myself included, are happy to make for that coherent sound. ### Choosing Your Weapon: Key Considerations When I’m looking at these drivers, I’m thinking about a few things. First off, sensitivity. Full-range drivers are often pretty sensitive, meaning they don't need loads of power to get going. This makes them ideal for low-power valve amps, which I'm a big fan of. We're talking 90dB/W/m or higher, ideally. Higher means more noise for your wattage. Then there's the frequency response. How wide is it? How flat is it? You'll rarely find one that's ruler-flat from 40Hz to 20kHz, but you want something without massive dips or peaks. A smooth roll-off at the top end is often more pleasant than a sharp drop-off. Also, keep an eye on the Qts (total Q factor). This tells you a lot about how the driver likes to be loaded. A higher Qts (say, above 0.7) usually means it's best in an open baffle or infinite baffle. A lower Qts (around 0.3-0.5) tends to suit sealed or bass-reflex enclosures. It's a bit technical, I know, but it makes a difference to the finished sound. Get it wrong, and you'll be scratching your head wondering why it sounds a bit rubbish. ### My Top 8-inch Full-Range Driver Picks I've had a good rummage through my notes and memories for this. These are the ones I've spent serious time with, either in my workshop, in systems I've built for others, or ones I've heard in mates' setups that left a lasting impression. #### 1. Fostex FE206En This one's a bit of a legend, honestly. If you've ever looked into full-range DIY, you've probably stumbled across the Fostex FEs. The FE206En is their 8-inch offering, and it's a cracker. It's got a stiff, lightweight banana fibre cone – sounds a bit mad, but it works. This gives it a really snappy, quick response. I've built a few cabinets for these over the years. They absolutely sing in a decent back-loaded horn enclosure. That's where you get some serious bass reinforcement from a folded path inside the cabinet. Takes a fair bit of woodworking, but the results are worth it. I remember building a pair for a jazz-loving mate of mine, paired with a small 300B valve amp. He still raves about them. The immediacy, the detail in the mid-range – it's addictive. Out of the box, they can be a touch bright at the very top end for some ears. A simple notch filter can sort that out if it bothers you. But for sheer dynamics and an open soundstage, these are hard to beat at their price point, typically around £150-£180 a unit. They're also really efficient, usually around 96dB, so they thrive on just a few watts. **Who it's for:** * Serious DIYers wanting to build a back-loaded horn. * Anyone with a low-power valve amplifier looking for high efficiency. * Listeners who prioritise dynamics and a vivid mid-range. **Who should skip it:** * Beginner DIYers (horn cabinets are a challenge). * Those who dislike a slightly forward treble. * Anyone expecting deep, sub-bass without a separate subwoofer. #### 2. Tang Band W8-1808 Now, Tang Band. They make some cracking drivers, and this W8-1808 is a prime example. It's got a bamboo fibre cone, which again, sounds a bit quirky but gives it a lovely natural timbre. What sets this apart for me is its incredibly wide and flat frequency response. It goes impressively low for an 8-inch – down to about 40Hz in the right cabinet – and the top end is smoother than many full-range units. I tried this one in a couple of different cabinets: a fairly large bass-reflex box and then later in a transmission line. In the transmission line, it really excelled, giving a beautifully controlled and extended bass. It's a bit more forgiving with cabinet design than the Fostex, I'd say, making it a good choice if you're not quite ready for a horn. Sensitivity is still good at around 94dB, so it'll work well with valve amps too, though maybe not quite as effortlessly as the Fostex. The imaging on these is superb; instruments really have their own space. Prices usually hover around £180-£220 per driver, so a bit more than the Fostex, but you are getting a very refined sound. I wouldn't call it bright at all; more neutral, which for some, is exactly what they're after. **Who it's for:** * DIYers looking for a more neutral and extended frequency response. * Those who prefer a less bright top end. * Builders keen on bass-reflex or transmission line designs. **Who should skip it:** * Anyone on a very tight budget. * If you demand the absolute highest efficiency for micro-power amps. #### 3. Ciare FWH201 Ciare might not be as well-known as Fostex or Tang Band to the average DIY speaker builder, but they make some serious pro-audio gear. The FWH201 is technically a wide-band driver, meaning it aims for a wider frequency range than a typical mid-range but might not go quite as high as some dedicated full-range units. Don't let that put you off, though; it's got a lot going for it. What I like about the Ciare is its sheer robustness. It's built like a tank. It's got a treated paper cone, which gives it a very classic, natural sound. It's also incredibly efficient, often quoted at 98dB or more. This makes it an absolute dream for very low-wattage valve amps. I had a pair running off a tiny 2-watt single-ended triode amp, and they filled the workshop with sound without breaking a sweat. Where it shines is its mid-range presence and clarity. Voices especially are just gorgeous. The bass isn't as extended or as deep as the Tang Band, and the very top end rolls off a bit earlier than the Fostex. So, it's more about quality over quantity in the bass, and a relaxed, natural treble. If you're building something for a smaller room, or if you primarily listen to acoustic music, blues, or vocals, this could be a fantastic choice. Price-wise, they're often found for around £120-£150, making them pretty good value. **Who it's for:** * Listeners who prioritise natural mid-range and vocal clarity. * Anyone with extremely low-power valve amplifiers. * Builders looking for a very high-efficiency driver. **Who should skip it:** * Those seeking deep bass without a subwoofer. * If you need sparkling, extended treble. * If you're building for a very large room and need maximum output. #### 4. Dayton Audio PS220-8 Dayton Audio is a name that pops up a lot in the DIY world, and for good reason. They offer good quality at very sensible prices. The PS220-8 is their 8-inch full-range driver, and it's a solid performer. It uses a paper cone, again for that natural sound, and it's got a phase plug in the middle instead of a dust cap. This helps with dispersion and avoids some of the cone breakup modes that can cause harshness at higher frequencies. I built a simple sealed box for a pair of these for a friend who was just getting into DIY audio. He didn't want anything too complex, and these were perfect. They delivered a balanced, easy-to-listen-to sound. The bass was a bit light in the sealed box, as expected, but what was there was tight and articulate. They also work well in a decent sized ported enclosure. They're not quite as efficient as the others on this list, usually around 92dB, so you might need a bit more power, but most solid-state amps will drive them happily. The top end is pretty smooth, though again, don't expect tweeter-level extension. For around £90-£110 a unit, they offer exceptional value for money. If you're looking to dip your toes into full-range without breaking the bank, or if you need a reliable driver for a more budget-conscious project, these are a strong contender. **Who it's for:** * Beginner DIYers looking for a forgiving, affordable full-range driver. * Anyone on a budget who still wants decent performance. * Listeners who prefer a balanced, non-fatiguing sound. **Who should skip it:** * Those chasing ultimate efficiency for flea-watt valve amps. * If you demand the last word in detail and dynamics. * Builders aiming for high-end, complex horn designs. ### Comparison Table: 8-inch Full-Range Drivers | Feature | Fostex FE206En | Tang Band W8-1808 | Ciare FWH201 | Dayton Audio PS220-8 | |:------------------|:---------------------|:-----------------------|:---------------------|:-------------------------| | **Cone Material** | Banana Fibre | Bamboo Fibre | Treated Paper | Paper | | **Sensitivity (approx.)** | 96dB | 94dB | 98dB | 92dB | | **Frequency Range (typical)** | 45Hz – 18kHz | 40Hz – 20kHz | 60Hz – 16kHz | 50Hz – 18kHz | | **Qts (approx.)** | 0.35 | 0.5 | 0.7 | 0.45 | | **Typical Price (per unit)** | £150-£180 | £180-£220 | £120-£150 | £90-£110 | | **Best Cabinet Type** | Back-loaded Horn | Bass-Reflex, TL | Open Baffle, Large Sealed | Bass-Reflex, Sealed | | **Sound Signature** | Dynamic, detailed, forward treble | Neutral, extended, smooth highs | Present mid-range, relaxed treble | Balanced, easy-listening | ### Building Your Full-Range Cabinets: A Bit of Advice Don't skimp on the cabinet, honestly. You can buy the best driver in the world, but stick it in a flimsy, resonant box, and it'll sound like a dog's dinner. MDF is a good, affordable start, usually 18-25mm thick. Plywood can be even better, especially birch ply, but it costs a fair bit more. Bracing is your mate here. Lots of internal bracing to stiffen up those panels. You want the sound to come from the driver, not from the cabinet panels vibrating along with the music. Also, pay attention to damping. Acoustic wadding or sheep's wool can help absorb internal reflections, stopping the sound from getting muddy. It's a balancing act; too much, and the sound can become lifeless. Too little, and it's boomy. And sealing. Make sure your joints are airtight. Any air leaks, especially in a ported or sealed box, will ruin the bass response. A good bead of wood glue and clamps, then maybe some sealant on the inside corners. You don't want any whistles or air escaping where it shouldn't. If you're building a horn, prepare for a challenge. They involve lots of precise cuts and often very specific internal structures. It's not a weekend job for a beginner, but the rewards are there if you get it right. For most, a good bass-reflex or transmission line design will be a more achievable and still very satisfying project. ### A Word on Amplifiers As I mentioned, many of these full-range drivers are quite efficient. That makes them a fantastic match for low-power amplifiers, particularly valve amps. A good single-ended triode (SET) amp, pushing just a few watts, can sound absolutely magical with these. The clarity, the immediacy, the way the music seems to just hang in the air – it's something you really have to hear. That's not to say they won't work with solid-state amps. They will, and often very well. But if you've got a 100-watt per channel beast, you probably won't be using much of that power. It's more about matching the character. A gentle, sweet-sounding valve amp often complements the directness of a full-range driver beautifully. Think of it like a fine whisky and the right glass; they just belong together. ### FAQ: Your Burning Questions Answered #### Q: Do I need a subwoofer with 8-inch full-range speakers? A: Honestly, for most music and for a truly full sound, I'd say yes. While an 8-inch driver can produce decent bass, it won't give you that deep, sub-40Hz rumble that a dedicated subwoofer does. If you listen to a lot of electronic music, film soundtracks, or just love feeling the bass, a good subwoofer will round things out nicely. For acoustic music or vocals, you might find it perfectly adequate without one. #### Q: Can I use these for home cinema? A: You could, but it wouldn't be my first choice for a dedicated home cinema setup. While the coherence is lovely for dialogue, they usually lack the dynamic headroom and deep bass extension needed for proper movie impact. You'd definitely need a beefy subwoofer, and even then, a multi-way speaker with dedicated woofers and tweeters often handles the sheer scale and bombast of modern film soundtracks better. They're more suited to music first, cinema second. #### Q: Are full-range drivers difficult to build cabinets for? A: It depends on the design. A simple sealed or bass-reflex enclosure for drivers like the Dayton Audio PS220-8 or Tang Band W8-1808 is a very achievable DIY project for someone with basic woodworking skills. Building a back-loaded horn for something like the Fostex FE206En, however, is significantly more challenging and requires precise cuts and assembly. Always pick a design that matches your skill level and tools. #### Q: What kind of wiring should I use inside the cabinet? A: Don't overthink it, but don't cheap out entirely. Decent quality stranded copper wire, 14-16 gauge, is usually perfectly fine. Don't believe the hype about exotic cables making a huge difference *inside* the speaker. Just make sure the connections are solid – soldering is best, but good quality crimp connectors are acceptable. Keep the runs as short as practical. #### Q: Can I use a single full-range driver per channel in a stereo setup? A: Absolutely, that's the whole point! A single 8-inch full-range driver in its own cabinet forms one channel of a stereo system. You'd build two identical cabinets, one for the left channel and one for the right. The beauty is that all the sound comes from one point, leading to excellent imaging and a very coherent soundstage. ### Final Word So there you have it, a proper rundown of some of the best 8-inch full-range drivers I've come across. It's a fascinating corner of the audio world, one that rewards patience and a bit of DIY spirit. That single-point source sound, the coherence – it's something special. It might not be for everyone, especially if you're a bass-head or crave super-sparkly highs, but for many, it's a path to a more natural and involving listening experience. My advice? If you're thinking of diving in, pick a driver and a cabinet design that matches your skills and budget. Don't be afraid to experiment a bit with damping or port tuning. The journey of building your own speakers, and then listening to the music through them, is incredibly rewarding. Give it a go; you might just find your new favourite sound.