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    Sessions CD

    Please count me in if anyone locates copys of the JBL Sessions CD!!!

    Has anyone contacted JBL to see how many were produced and if any copys are still available?

    Dougie
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    anomaly at 1 and 9 Khz

    Jerv;

    I don't see an anomaly at 9 Khz in my impedance plot:) Dosent matter as the 2214H wont be used way up there anyway.

    The small " hump " in my plot around the 2 Khz area is the result of...
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    impedance measurements

    I use LMS from LinearX Systems.........

    http://linearx.com/

    Dougie
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    pdf plots

    Jerv;

    The color differences in the overlaid plots didn't come out all that well on the pdf's posted here, seems to have lost something in transit.

    You can PM me with your email address and I...
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    2214-H impedance plots

    I measured the second 2214H just out of curiousity. Fs measured out at 28.274 Hz and the max inpedance reached was 46.637 ohms, a bit lower than the first driver.

    I overlaid the 2 measured curves...
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    2214-H impedance plots

    Hi Jerv;

    I decided to do an impedance / phase measurement on my 2214H drivers anyway as I've had them here in boxes for a couple of years and have been wanting to do something with them ( or sell...
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    2214H impedance plots

    I happen to have a new pair ( not broken in ) of 2214-H drivers here. I could do an impedance/phase run on them this weekend with LMS if you like :) And post it in pdf format. I could also send you...
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    Avatar

    Thanks Ducatista47. In case you don't know, the avatar is a pic from the JBL Sessions album cover from years ago. I used to have a copy of that album but has since vanished from my collection. I wish...
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    East Peoria

    Hi Ducatista;

    A friend of mine lives in East Peoria, his name is Preston Searl. Up until last year he had a band called One51 and played mostly around the Peoria area......thought you might have...
  10. Thread: Cabinet bracing

    by Dougie
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    metal vs. resonance???

    I've been doing a search for a pair of pro nearfield monitors to use with my computer and was looking at Genelec's when I came across these enclosures made of cast aluminum....go figure. It goes...
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    recone

    Heres a couple of links for Canada you might check out to see if you could get your woofers reconed. If they can't do it, they might lead you in the right direction.

    http://www.tr.ca/ They...
  12. Thread: Brace yourself!

    by Dougie
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    Be thankful

    - Diet Snapple 16 oz for $1.29 = $10.32 per gallon
    - Lipton Ice Tea 16 oz for $1.19 = $9.52 per gallon
    - Gatorade 20 oz for $1.59 = $10.17 per gallon
    - Ocean Spray 16 oz for $1.25 = $10.00 per...
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    QL

    John;

    In general, vented enclosure volumes up to approx 11 cu.ft. ( 311 L ) will have a QL of 7. Larger boxes than that, the QL is typically 5. Changing QL changes the F3 and amplitude response....
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    :rotfl: :rotfl: :rotfl: :rotfl:

    :rotfl: :rotfl: :rotfl: :rotfl:
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    Hey John!! shorter months is a bad idea cuz...

    Hey John!! shorter months is a bad idea cuz sometimes I get ( and rely ) on that extra 5 pay cheque month :)

    Other than that, GMT would be a great idea!!!!!

    Dougie
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    search first

    Should have done a search first:D I found this article on CNN.

    http://www.cnn.com/2005/POLITICS/07/22/congress.daylighttime.ap/

    What does everyone think anyway?

    Dougie
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    Daylight savings

    The talk at the coffee shop this weekend was daylight savings time changes.....spring ahead......fall back. Someone heard that the Canadian government was considering increasing the time change to 2...
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    started something

    I'm originally from here on Canada's east coast.

    http://www.moncton.org/

    Moncton, the home of the tidal bore and Magnetic Hill where cars go up hill without power:)
    ...
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    The Royal City, Guelph, Canada, approx 45 min...

    The Royal City, Guelph, Canada, approx 45 min west of Toronto.

    http://guelph.ca/

    http://www.uoguelph.ca/

    Dougie
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    Thanks

    Thanks johnaec and all you guys and ( gals ) ?? on the forum. What more could a person ask for..a B-day on July 4th and the yanks having a special party just for ME :D I'll watch the fireworks on...
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    Fathers Day

    Thank youhttp://audioheritage.csdco.com/vbulletin/images/smilies/smile.gif Happy Fathers Day to you to.....that is, if you are a fatherhttp://audioheritage.csdco.com/vbulletin/images/smilies/wink.gif...
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    AWG calculator

    Here is a calculator from Parts Express website.

    http://www.partsexpress.com/resources/cablecalc.html

    Doug
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    whoops

    Whoops, I should have looked at the N1200 crossover first. I was still thinking simple crossovers from earlier today in another thread started by thumper and jumped to conclusions......hate when I do...
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    inductors

    Thumper;

    Using an inductor with several taps allow you to change the inductance, hense the crossover frequency simply by changing the tap positions. The slope rate remains the same, 6dB/oct....
  25. crossover slopes

    Here is a great link with great graphics that explain crossover slopes and what they mean.

    http://www.bcae1.com/xoorder.htm

    Doug
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