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  1. Sound United Acquires D+M Group, Becomes AV Powerhouse

    Home Theater, Audio and Video News
    There’s a new sheriff in town. Today, Sound United (parent company of Polk Audio and Definitive Technology) announced the blockbuster purchase of D+M Group, owner of Denon, Marantz, Boston Acoustics, and Heos multi-room audio. The transaction officially closed as of February 28th and the...
  2. Glad to join the group

    New Member Introductions
    Hello, My name is David Voorhees and I live in Hopewell, NJ. I retired from my Project Manager position at a semiconductor company at the end of June 2015 and now spend a great deal of time playing jazz guitar and working on my home studio. I have been using Digital Performer for the past...
  3. 3 way speaker measurements inside, outside & group delay: am I right?

    REW Forum
    Dear experts, I did my first measurement of my speaker and need your review for understand if I'm right and I can proceed to model the crossover Any comments on the response overall are welcome as well :) Mic: UMIK 1, at 1.5 meter, inside, 76 dB measured on the tweeter axis (no mic movement...
  4. JTR Captivator 1400 Southern CA Group Buy

    Home Audio Subwoofers
    JTR has come out with a new Captivator 1400 on sale at $1,599. The older version was approx. $2,599 with a single voice coil and 2400 watt amp. However, ICEpower has developed new modular amplifiers that are extremely powerful and efficient for a lower cost. This has allowed JTR to get within 2...
  5. Group Delay Plots

    REW Forum
    In the REW Help file, chapter 14, "Minimum Phase", there is an "Excess Group Delay" graph. Is what is shown in the "GD" button of my sweep actually the excess group delay, or is there something else I have to do to show this? I'm trying to see if there is a delay between my subs and my main...
  6. group buy 2d diffusers at wholesale cost?

    Home Audio Acoustics
    I've inquired to several local EPS moulding capable companies. I have a few designs for the 2D diffusers and trying to get pricing back to just have them molded out of EPS foam. I've stated I would need 100 units and trying to get pricing back for the cost w/ custom boxes made to fit these...
  7. Group delay

    Ported Subwoofer Build Projects
    Hi guys I am building a ported ultimax 18 in 11 cu ft. Want to use a minidsp and pro amp. The minidsp can implement a 8th order butterworth or linkwitz at 14hz. This brings excursion into control without too much spl loss. Only concern now is that group delay went up to 150m/s at 12hz. At 20hz...
  8. sub position and group delay

    REW Forum
    Been thinking and reading a bit more and concluded that i need to spend more time locating my sub relative to my mains before using REW to look at the combined response in room. For example the sub i have, has significantly more group delay than my mains. I take that to mean that my sub needs...
  9. Chane A5rx-c group buy!

    Great Deals and Specials
    It's almost official, Jon is planning to annouce the group buy this weekend for those interested! He will start a thread on his forum to get in to the group buy. I bet they go quick from the way the preliminary buy rolled out.
  10. UXL Group Buy-The Sequel

    DIY Subwoofers - General Discussion
    UPDATED Jan 17th GROUP BUY CLOSED Some of you may have heard whispers in the dark corners of AVS that there was going to be another UXL group buy... I'm pleased to announce that those rumors are true! The only caveat is that we need commitments, and eventually deposits, for 60 drivers. 60 will...
  11. Si HT18 AVFORUMS UK GROUP BUY

    DIY Subwoofers - General Discussion
    Hi I've started a group buy over on the avforums over in the uk and although i've got a return email from Nick ! I still in the need of a shipped price / quote for 16+ ht18 drivers to my door step here in the uk.............If you see this thread could you please contact me via my email which...
  12. DIY Sound Group Kits vs Finished PRO Cinema ?

    DIY Speakers
    Hi all, I am thinking to update my HT installation, and I need 3 behind screen speakers, and 2 surround speakers. I had a look to DIY Sound Group but my problem is I am leaving in Europe, so I have to add the shipping cost, and even with the cheapest by boat, I obtain quite the same price as...
  13. The Chane A5rx-c Group Buy

    Great Deals and Specials
    Chane Music & Cinema has announced the group buy for the new A5rx-c. You may remember this speaker from one of our speaker evaluations (well, this is the next model with an upgraded tweeter). I can say that I was so pleased with these that I have joined the list to get a pair myself...
  14. My Name is Jon T and I would like to introduce myself to the group

    New Member Introductions
    I'm Jon T and I live in Northern NJ. I have been into electronics for nearly 40 years. I am married with one son. I'm always moving equipment through my home theater and have a very patient wife. I'm just under four years from retirement and my wife and I have started to build our retirement...
  15. Excess Group Delay question...

    REW Forum
    Hi, What is the source of this Group Delay issue? How can I fix this? I do not understand it... Please help. I've moved the speakers around and the more I move them the worse the picture gets.
  16. West ky group

    GTG, Clubs, Associations and Audio Fests
    Anyone in west ky area that are on the forum
  17. Group Delay, Waterfalls & Spectrograms

    REW Forum
    In reviewing my Waterfalls and Spectrograms they clearly show the sub group delay that rises up to about 80+mS at 20Hz from zero at 80Hz. The Waterfalls have a flat top for this changing duration and the Spectrograph curves, both as would be expected. My question is that; while these graphs...
  18. Tidal Audio / The Lotus Group / The Voice That Is / Audio Power Labs

    Rocky Mountain Audio Fest (RMAF) '13 Show Coverage
    Tidal Audio / The Lotus Group / The Voice That Is / Audio Power Labs - Room 9017 The system configuration included: Component | MSRP Tidal Audio Piano Diacera Loudspeakers | $37,690 / pair SMc Audio VRE-1C Preamplifier | $19,950 Audio Power Labs 50TNT Mono Bloc Amplifiers | $47,500 /...
  19. Marantz (D+M Group)

    Rocky Mountain Audio Fest (RMAF) '13 Show Coverage
    Marantz (D+M Group) - Room 1026 *Also includes Boston Acoustics as part of D+M Group. Component | MSRP Marantz TT-42 Turntable | $399 SA-14S1 SACD / CD Player with DAC capability | $2,499 NA-11S1 Network Audio Player / DAC | $2,499 PM-14S1 Reference Integrated amp | $2,499 PM6005...
  20. Consumer group rallies against anti-violent games legislation

    Video Game Systems | Video Games
    Consumer group rallies against anti-violent games legislation The Entertainment Consumers Association has denounced proposed US legislation enabling a study into the effects of violent video games in children. Legislation S.134 would instruct the National Academy of...
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