Larson Pyramids (big ones) - please help!
Larson Pyramids (big ones) - please help!
Hello!
I'm really sorry I cannot speak any Swedish and I hope it is not unpolite of me to write in English - but maybe some of you can help me.
Today, I bought a pair of Larson Pyramids. But not the LP 720, but different ones. Bigger ones.
But I cannot find any information about them on the web. At the moment, I just know that the subwoofer is a SEAS 25 TV.
If you have any information about these seemingly rare loudspeakers - please let me know!
See for yourself:
I'm really sorry I cannot speak any Swedish and I hope it is not unpolite of me to write in English - but maybe some of you can help me.
Today, I bought a pair of Larson Pyramids. But not the LP 720, but different ones. Bigger ones.
But I cannot find any information about them on the web. At the moment, I just know that the subwoofer is a SEAS 25 TV.
If you have any information about these seemingly rare loudspeakers - please let me know!
See for yourself:
-
Rolf Zetterberg
- (150+ posts)

- Posts: 190
- Joined: Wed 05 Mar 2003, 19:26
Re: Larson Pyramids (big ones) - please help!
Welcome to the forum!
Many of us read English today,so that shouldn't be a problem.
Now to the loudspeaker in question-I'm not surprised that you don't find much info on these loudspeakers,since there can't be that many made.However,they are called Ljudmiljö LM70.
Bengt Larson(the designer of Larson speakers)co-worked with a company called Ljudmiljö that made his loudspeakers.
What's a little puzzling to me is that they are advertised as kits,but I have never seen anything but readymade in jakaranda(rosewood).
Many of us read English today,so that shouldn't be a problem.
Now to the loudspeaker in question-I'm not surprised that you don't find much info on these loudspeakers,since there can't be that many made.However,they are called Ljudmiljö LM70.
Bengt Larson(the designer of Larson speakers)co-worked with a company called Ljudmiljö that made his loudspeakers.
What's a little puzzling to me is that they are advertised as kits,but I have never seen anything but readymade in jakaranda(rosewood).
Re: Larson Pyramids (big ones) - please help!
Thank you very much for your help, really appreciated! And thanks for the warm welcome.
Since I've bought them on ebay, I still couldn't listen to them - but I think, with the SEAS components the loudspeakers will do a good job in our 3-man office.
When were these speakers built? Around 1970? And does maybe a test / review exist, maybe in an old hifi magazine?
Since I've bought them on ebay, I still couldn't listen to them - but I think, with the SEAS components the loudspeakers will do a good job in our 3-man office.
When were these speakers built? Around 1970? And does maybe a test / review exist, maybe in an old hifi magazine?
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Rolf Zetterberg
- (150+ posts)

- Posts: 190
- Joined: Wed 05 Mar 2003, 19:26
Re: Larson Pyramids (big ones) - please help!
They first appeared in this ad late in 1973.
As far as I know there is no review.
The other drivers are with almost 100% certainty also Seas,since Ljudmiljö was the importer in those years.Could you take some more pictures of the mids and the tweeter,please?It would be interesting to see their placement and so on.I'm guessing the mids are Seas 9 TV-HF or something like that,and complemented by a Seas H 087 dome tweeter.
(We're writing history here,since noone has ever shown pictures of this loudspeaker,except plain pictures of the front!)
As far as I know there is no review.
The other drivers are with almost 100% certainty also Seas,since Ljudmiljö was the importer in those years.Could you take some more pictures of the mids and the tweeter,please?It would be interesting to see their placement and so on.I'm guessing the mids are Seas 9 TV-HF or something like that,and complemented by a Seas H 087 dome tweeter.
(We're writing history here,since noone has ever shown pictures of this loudspeaker,except plain pictures of the front!)
Re: Larson Pyramids (big ones) - please help!
You're right there (with the history). I've searched the net for hours and hours, but could not find any traces of them. Well, in one forum someone wrote about the possible existence of 2 loudspeakers of Larson that were bigger than his better known LP 720.
I still don't have them - at the moment, they're 500 km far away and hopefully, I'll get them end of next week. I've already been told by the seller, that he thinks that all the chassis work and that everything under the grill is hidden under copious amounts of dust - and that he didn't get the grill off (he didn't dare to try with a little bit more force though).
I'll post pictures of them the day I get them, no worries. First thing I do probably, before ripping them open and taking a sharp look at the capacitors. About 40 years, they might need a swap.
I still don't have them - at the moment, they're 500 km far away and hopefully, I'll get them end of next week. I've already been told by the seller, that he thinks that all the chassis work and that everything under the grill is hidden under copious amounts of dust - and that he didn't get the grill off (he didn't dare to try with a little bit more force though).
I'll post pictures of them the day I get them, no worries. First thing I do probably, before ripping them open and taking a sharp look at the capacitors. About 40 years, they might need a swap.
Re: Larson Pyramids (big ones) - please help!
Hello malana!
Welcome and congratulation to your rare speakers.
We who love old speakers are familiar with dust.
It`s a part of the hobby to clean and repair.
The result of your efforts will heavily pay off.
You get speakers with both history and a brilliant sound.
I look forward to see pictures of your speakers.
By the way.
Where do you live?
Regards,Russ.
Welcome and congratulation to your rare speakers.
We who love old speakers are familiar with dust.
It`s a part of the hobby to clean and repair.
The result of your efforts will heavily pay off.
You get speakers with both history and a brilliant sound.
I look forward to see pictures of your speakers.
By the way.
Where do you live?
Regards,Russ.
Re: Larson Pyramids (big ones) - please help!
I am an Austrian living in Berlin. When I was younger, I got a degree at an engineering school for electronics and was working part time at a small high-end shop (selling Copland, Verdier, Triangle, Musical Fidelity and the likes - but somehow fell in love with from the second hand section of the shop. Even if the curves of the speakers measured in the dead room at our school were miserable from the technical side of view (compared to studio boxes like Dynaudio, Genelec and our diploma project), their musical color was quite astonishing. Especially for old Tannoys.) That's how I fell in love with sometimes weird constructions!
The price of the speakers was 175 euros, in case anyone is interested. The seller works as a 2nd hand salesman or the likes (I think) - he told me he had to clean out an old villa, found these speakers and put it up on ebay. Seems like he was expecting 20 euros or so (before researching, he expected them to be part of an old music box or so) - he was quite astonished about the selling price, when I called him.
The reason why I bought omnidirectional speakers is quite simpe: we are 3 people working in our small office, and it is impossible to find a satisfying audio solution with conventional speakers. And I've been reading quite a lot about the Sonab speakers, but never ever heard them! So I'm really looking forward to hearing the Larsons. I still have to get some granite plates (or the likes) to put under the speakers - would you think that's necessary? The office floor is either carpet or linoleum.
The price of the speakers was 175 euros, in case anyone is interested. The seller works as a 2nd hand salesman or the likes (I think) - he told me he had to clean out an old villa, found these speakers and put it up on ebay. Seems like he was expecting 20 euros or so (before researching, he expected them to be part of an old music box or so) - he was quite astonished about the selling price, when I called him.
The reason why I bought omnidirectional speakers is quite simpe: we are 3 people working in our small office, and it is impossible to find a satisfying audio solution with conventional speakers. And I've been reading quite a lot about the Sonab speakers, but never ever heard them! So I'm really looking forward to hearing the Larsons. I still have to get some granite plates (or the likes) to put under the speakers - would you think that's necessary? The office floor is either carpet or linoleum.
Re: Larson Pyramids (big ones) - please help!
Thanks för your answer.
I don´t think you need to put granite plates under the speakers.
But you can always try and listen.
I found some information about Sonab in the german language:http://www.hifi-studio.de/hifi-klassike ... /sonab.htm
Prices for the Sonab speakers has reached the sky here in Sweden.
It´s huge interst in Stig Carlssons old speakers.
I have myself a pair of OA-116,wish sounds nice in my ears.
Regards,Russ.
I don´t think you need to put granite plates under the speakers.
But you can always try and listen.
I found some information about Sonab in the german language:http://www.hifi-studio.de/hifi-klassike ... /sonab.htm
Prices for the Sonab speakers has reached the sky here in Sweden.
It´s huge interst in Stig Carlssons old speakers.
I have myself a pair of OA-116,wish sounds nice in my ears.
Regards,Russ.
Re: Larson Pyramids (big ones) - please help!
thanks for the link. here is another one for you: http://www.ebay.de/itm/350510049726?ssP ... 110wt_1252
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Martin Dellstig
- Co-Editor

- Posts: 1630
- Joined: Thu 26 Dec 2002, 20:32
- Location: Kungsängen
Re: Larson Pyramids (big ones) - please help!
Hi
If you, after testing, think that you need marble- or garnite-slabs under the speakers you might try MDF first.
Most likely I think it will be uneccessary since there seems to be a lot of space under the speakers.
Best regards
Martin
If you, after testing, think that you need marble- or garnite-slabs under the speakers you might try MDF first.
Most likely I think it will be uneccessary since there seems to be a lot of space under the speakers.
Best regards
Martin
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