Infinity SM-152

ChadF

New Member
Looking for opinions on SM-152s. I know some people bash on them. I’m looking for some honest input
 
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Why don't you think that people who bash on them are being honest? Arnie Nudell, the founder of Infinity, was not a fan of them. They were essentially built to please the Infinity marketing and sales departments so they'd have something to sell to compete in the mass market. Remember that at the time they were made, Infinity was still considered a high end speaker manufacturer.

Take that for what it's worth.
 
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NO Where near the build Quality of The Cerwin Vega D9 and NO Where near as well balanced in sound as the Cerwin Vega D9 yet built to compete with Cerwin Vega's market share. ...
The Infinity Tweeters are the best thing of that SM series about them.
Otherwise KABUKI Garage Party speakers
I.M.H.O.
 
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I bought a pair brand new in the 90's and loved them. I thought they sounded great but of course there are better speakers out there.

They had enough bass for my taste and sounded good with rock and roll. If you can get a good deal for them get them and I'm sure you'll be happy.
 
Well... I’m going to give them a try. They are essentially going to be PARTY speakers for the lake house. Soooo..... Wish me luck
 
I had a pair I bought brand new in 1990 , I was very inexperienced back then and knoew not what I was doing. They were better than the realistic optimus t 110 speakers that I got when I was 12 that they replaced. Really lousy speakers, virtually everything else in their price range will sound better. No offense intended.
 
I had a pair I bought brand new in 1990 , I was very inexperienced back then and knoew not what I was doing. They were better than the realistic optimus t 110 speakers that I got when I was 12 that they replaced. Really lousy speakers, virtually everything else in their price range will sound better. No offense intended.

That was quite the passive aggressive response.

So, you don't like the the SM-152's?

LOL
 
no I had them for several years, when somebody ends a post with no offense intended, I meant that. it's an honest assessment based on experience and not just some stuff I read somewhere, if someone offers an opinion with no expeience behind it, it would be of no use to you or anyone else. after a while of owning them, literally every other speaker I heard sounded better than them. However, infinity has many other models that are among the best bang for your buck that you can get in vintage speakers. many of their classic models outclass nearly everything else that was current when they were new.
 
I bought a set of SM-152. I like them. They make older bass lacking dull recordings come to life.

Modern bright recordings can be a bit much if you push them too hard.

Overall they are pretty fun to listen to. I have better, but it all depends on what you are listening to.

They are not audiophile, yet sometimes they bring out more hidden details and layers than "audiophile" speakers do.
 
1st and foremost, they are efficient. Out on the patio, they will run all day with a small'ish receiver while streaming, etc. 2nd, they can be improved with a little DIY and some common sense. 3rd, they are the perfect speaker to get your toes wet while learning speaker improvement :)

When you get them, do a really good once over. Open up by pulling the woofers. Look over the cab overall. I think you'll see that they are not "substantial" like many higher end speakers. It makes them easier to move around, but takes away from the drivers doing their job well. Cab flex is a real thing. All the panels are mostly intact, except the front, with all the cut-outs. And that's the most important...

First thing I'd do is to add some front/back braces. I'd use poplar 1x2's because it glues well on the end grain. Good glue and a firm fit. Black sheet rock screws through the front and back panels to hold while the glue sets. I'd do one above the woofer and one near the mid-range, as high as you can reach.

I'd check the foam surrounds. If any feel or look iffy, I'd redo them. Recap the X-Overs and add some polly-fill pillow stuffing to eliminate internal reflections.

By the time you are done, they will sound a LOT better. If you can, add a base to each getting them up at least 1/2 woofer dia off the floor/deck, and I think you'll be really pleased for BBQ and Party speakers :D
 
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