DRIVE UNITS BY MANUFACTURER:
SPH-6M
Categories: 6-8 inch Bass / Midrange Speakers Monacor Drive Units
The Monacor SPH-6M is a high quality long excursion bass / midrange drive unit featuring a damped low-resonance polypropylene cone, a robust smooth cast alloy chassis with 6 mounting holes, butyl rubber suspension, a large high efficiency magnet and a ventilated centre pole.
For general applications in compact bass-reflex and infinite baffle designs.
These also work very well in transmission line enclosures.
We stock 2 other versions of this unit:
8 inch version: Monacor SPH-8M
5 inch version: Monacor SPH-5M
Resonant frequency (fs) | 39 Hz | Nominal impedance (Zn) | 8 Ω |
Mechanical Q factor (Qms) | 2.26 | DC resistance (Re) | 6.3 Ω |
Electrical Q factor (Qes) | 0.35 | Max power handling | 120W |
Total Q factor (Qts) | 0.30 | Sensitivity (2.83V/1m) | 88 dB |
Equivalent volume (Vas) | 17.6L | Chassis diameter | 180 mm |
SPH6M
Just as expected. Works perfectly as a subwoofer @400Hz in a mono bi-amped active internet radio set up in my study. Thanks!
Thanks for the review !
Will & Caroline
I paired these with a Vifa/Peerless XT25 tweeters (there is a review on the tweeter) and was mildly surprised and pleased with the result.
The aim was to find a driver that could fit in a small cabinet and not sacrifice too much bass response, these fit the bill perfectly.
Took a while to get the crossover right, but once that was sorted, these really do have a nice sound, Better than nice in fact. I ended up with an incredibly flat response and a very pleasing articulate clean sound. Nothing stands out and nothing is missing.
Do these need a sub? Yes if you really want to delve into the depths.... But with a bit of room gain, (get them closer to the walls), these still sound controlled and smooth and would make a perfect small stand mount or even studio monitor.
I am not aware if these drivers are a replacement for anything out there, but as a DIY speaker, they are very good and easy to mount as they already have a nice beauty ring.
At some point I'll get round to trying the 5" and 8" versions...... :)
Thanks for the review !
Will & Caroline
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I always knew that Linn should never have stopped using Hiquphon tweeters. What I don't know is why it's taken me thirty years to fit a pair in my old Kabers. It's often hard to describe sonic character ....but to pinch Linn's old line from back in the day ...they're Simply Better.(even straight out the box with soldering iron still warm)
As my Kabers are passive,I had been a little concerned that the the 8 ohm nominal impedence of the OW1 would mess with the crossover slope. I needn't have worried....if its shifted the crossover point its much for the better.
Warm thanks also to Will and Caroline for a service in keeping with the outstanding quality of the Hiquphon product.
Alan
Been looking for a supplier of replacement drivers for some years.
Willy's HiFi had just the parts at a good price and they arrived in a couple of days.
Excellent service. Even a personal thank you hand written on the invoice.
A quick delivery and the tweeters are perfect on my mission 753 freedom speakers. Easy to fit . Highly recommend.
I’m no expert when it comes to speakers, but after some research (and a strong recommendation from ChatGPT), I went with the SB Acoustics SB65WBAC25-4 as a reference full-range speaker in this size range.
Having now tested them, I can confidently say they’re probably the best speakers I’ve ever owned. The clarity is outstanding—every detail comes through with incredible precision. The bass is surprisingly full and punchy for a speaker this size, and they handle power impressively well. For anyone looking for a high-performance compact full-range driver, these are hard to beat.