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  1. Replies
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    I've always used that test. A number of times now...

    I've always used that test. A number of times now guests have asked who's plaing the piano in the other room, not realising it was a recording.

    An amateur pianist friend who heard these in Munich...
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    I' not seen any 604 plots before. It's...

    I' not seen any 604 plots before. It's interesting to compare with my K10A's which date from the mid 50's and use a Jensen / WE 18" cone and 2 cell forn for the CD.
    ...
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    I did consider Black but as the drivers date from...

    I did consider Black but as the drivers date from the mid 50's I wanted a more retro look.

    They arrived back today and I'm more than pleased with the craftsmanship and the integration of the bass...
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    Yes, they are not easy to come by. I haven't...

    Yes, they are not easy to come by. I haven't heard them in the new cabinets yet as they won't be back with me until Sunday because they weigh circa 220 lb each which means using a provessional...
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    Slight frequency rise at 1.7kHz has been smoothed...

    Slight frequency rise at 1.7kHz has been smoothed by reversing the polarity of the HF. This plot was taken 1m away from the speaker. Plot at listening position is now amazingly flat for coaxial...
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    Link to Steve's thread on a UK forum documenting...

    Link to Steve's thread on a UK forum documenting the build

    http://theartofsound.net/forum/showthread.php?27339-BTH-K-10A-Exciting-dual-concentric-project-larger-than-big-Tannoys!
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    New cabinets for my K10A's

    I'm having some new cabinets built for my BTH K10A's

    Steve who's constructing them for me is doing a magnificent job. Steve has based them on design similar to a rectangular Tannoy GRF but scaled...
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    If you do decide to experiment with this you will...

    If you do decide to experiment with this you will need to remove the phase plug and provide some front damping. The Westrex uses a shaped plate with about six circular "leaves" of soft polythene. I...
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    Over the last couple of months yes they have, but...

    Over the last couple of months yes they have, but I have set up my system so that I can switch between the Array 1400,s and the 2326A's with ease. I also have been using one of my BTH K10A's ( in...
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    I'll bow out now then.

    I'll bow out now then.
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    Hi Dave Do you have any recollections as to...

    Hi Dave

    Do you have any recollections as to the function of the perforated shield with its polythene domes? Was it to modulate the HF response, dampen any resonant buzz from the diapfagms, or was...
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    Hi Dave Thank you for your recollections from...

    Hi Dave

    Thank you for your recollections from your time at Westrex and for filling in some gaps in my knowledge.

    [/URL]The drivers are stamped 2390E so I would assume the 2090C's were used to...
  13. Although I use MF 550K's to drive my Array's, I...

    Although I use MF 550K's to drive my Array's, I have tried a friends Conrad Johnson premier 8 valve/tube amps. They were very nice lacked the control over the bass that the SS amps had.

    Although...
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    Speaker cabinets are 37.5 " x 22.75" x 16.25" ...

    Speaker cabinets are 37.5 " x 22.75" x 16.25"

    I'll take some more pics of the porting arrangement.

    The link you posted is of my speakers. I posted on pfm in my quest for further information. :)...
  15. I use Musical Fidelity 550k's 550W into 8...

    I use Musical Fidelity 550k's

    550W into 8 Ohms, just as it say's it says on the tin.
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    I would have to agree with you. They were the...

    I would have to agree with you. They were the last Westrex domestic / studio loudspeaker before Westrex pulled out of that market. They were very expensive, I don't know how much as the only...
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    I my search to find out more about these speakers...

    I my search to find out more about these speakers I have been in contact with two former Westrex employee's. One left in 1961 and couldn't remember them but the other had some recollections about...
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    I think I've said this before on the forum. My...

    I think I've said this before on the forum. My wife loves the look of them and so do all her friends. It's big rectangular boxes they all dislike.

    I must admit I did think she wouldn't like them
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    These speakers are tonally very similar to the...

    These speakers are tonally very similar to the arrays, thats one of the pleasant surprises. Yes they are very efficient but probably bo more than most large JBL's. The arrays ore only hungry because...
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    Give it a go, but it's not as simple as just...

    Give it a go, but it's not as simple as just taking the back off. have a close look at the pics.

    The arrays are very good speakers but the technology is basically the same as 50 years ago. The...
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    After a little research I have discovered that...

    After a little research I have discovered that they are Westrex 2326A speakers. The cabinets are factory original as are the drivers and they date from cira 1961. That makes them the same age as me :)
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    They date from somewhere between the late 50's...

    They date from somewhere between the late 50's and mid 60's. The model number is 2390A wheras when used in its normal compression driver configuration it would have the designation 2090A. The cabinet...
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    Yes, it has been reversed and has a triangular...

    Yes, it has been reversed and has a triangular damping plate over the dome. I would also assume that Westrex left out the phase plug. The 2080 bass drivers have a mass ring in the front of the cone....
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    Yes very strange, especially considering my latst...

    Yes very strange, especially considering my latst toys :) http://www.audioheritage.org/vbulletin/showthread.php?32555-Westrex-speakers
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    That's not what I said.

    That's not what I said.
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