Everything posted by mrogowski
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Mach 5 15"
Hi Unit, You're right, there will be a 15" coming. Its a finish to the MAW line so it will be a dual 4 Ohm (nominal) vc and 500 watts RMS power handling. Here are the specs (from the manufacturer): MAW-15 Fs = 24.6Hz Re = 4 Ohm (both coils connected in series) Qms = 5.06 Qes = 0.35 Qts = 0.33 Rms = 7.2kg/s Cms = 0.18mm/N Mms = 236.7gr Bl = 20.4 SPL = 90.9 VAS = 190L Le = 2.41mH Xmax = 13mm These may vary a bit as I take my own measurements when I receive the order. I select a few units randomly, exercise the suspension and test them before posting the final numbers on the site. Best regards, Mark
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Holiday Mode
Ha! Time will tell my friend... m
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Winnipeg DIY Gathering
Hey! what's wrong with dognuts?! They're warm, juicy, and...and.. ah, forget it. m
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Winnipeg DIY Gathering
Hi Everyone, Just thought I'd post here to let those in Winnipeg know that there will be a DIY audio group hosting on September 9 at the University of Winnipeg from 12:00pm to 5:00pm. Location is 2M71 (Manitoba Hall). It will be hosted by Gio M. and your's truly. Home, car, HT, etc will be the topics of discussion including displays of projects from every aspect of DIY audio you can imagine. Swing by and say hifi if you can; stay for a dognut and drink too... Best regards, Mark
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i finally got my spl tested....
Screw the groceries! m
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i finally got my spl tested....
Those are nice looking subs. What are they? The boxes look prefab, correct? Best, Mark
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MJ-18 4 Ohm Version
Hi, The deposit will be based on per driver - if you want two, send $40. If PayPal doesn't work for you, just mail a cheque to me - my mailing addy is on the site under 'About Us'. Best, Mark
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MJ-18 4 Ohm Version
Hi All, Ok, so a few of you mentioned that a 4 Ohm version of the MJ-18 would be in order. It is coming close to my order time, so a batch of these can be included with the main order. I do however, need some commitment from those who are planning on going with 18" drivers in their setup and are strongly considering an MJ-18 (read buying one). Here are the particulars to this: - The 4 Ohm version will have very similar parameters to the MJ-18. I will request that a sample be made and measured to verify. Any changes in specs will be posted here for all to see. - Consider the price of the MJ-18 to be the starting point - $59.38CA. If I can get it lower, I will, and you will save. - Lead time is ~2 months. Please keep this in mind when deciding. I will keep you in the loop of any changes or adjustments. Also keep in mind that changes in lead times are beyond my control, so please don't get discuraged if it takes an extra week - you will get your product. - I would like to see a $20 non refundable deposit from those who are interested. Payments can be made thru PayPal using [email protected] as the recipient. I will require your full name and mailing addy to keep track of things. - The more the merrier, so spread the word. If there's anything I missed, let me know. Best regards, Mark
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simple Q.
A buddy of mine has a nice low cost, low power tube amp he built (I think he only paid ~$150 for it) that's quite good. He uses it to drive a set of Fostex fullrange drivers - real sweet... Mark
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Holiday Mode
Juicy... It was all Ascendent's fault for sucking me back into this hobby When they blew out their XBL stuff last year I couldn't help but to get a pair of their 12's - very nice drivers. Mark
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simple Q.
Boy, they sure look high end... and expensive. Mark
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Holiday Mode
They're headed out today. I tried to pm you but I'm getting an error with the server. Shoot me an email to my sales addy and I'll fill you in on the particulars. Best, Mark
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haha found some T/S for the jackhammer
I guess my question about these 'ubber' drivers is whether people actually BUY them, or is it just for marketing... 1.5kg mass on the cone? What's it made of, granite? Mark
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Holiday Mode
Hi Guys, Just in case some of you didn't catch the site, I'm headed out on holidays this Friday. I'm not suppose to be back until August 13, but I'll probably be around at least once during that period. Heading up to the cottage for some *cough* relaxation (read work). Take care all. Mark
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Help me out here guys...
Well, I don't really have a target market.... ok, I didn't have one but now I do. I just like weird and interesting things; if its weird enough, I order a sample. But I appreciate your insight, especially since you're more involved in the car audio aspect than I. And clearly, this is something that is focused on that industry (read awww factor) and not much else. Thanks guys. Mark
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I hate my tunk car....
Hi Serg, Unfortunately, I come up a bit short on the car audio department (man, how ironic), but my initial tests with the MJ-18 before I committed to it was in a 3.5cube box with a 5" port - can't recall the length or the tuning off hand. The box was modeled for a flat response. I was impressed by the punch it produced, but it lacked in the nether regions. Eqing helped this tho, and in no time I had it to a level that the wife liked - she's a bass monger. Hope this helps. Others will be testing the MJ-18 fairly soon, so I'll shut up and let them speak their minds about it. Best regards, Mark
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Help me out here guys...
Hmm.. I could have sworn there was a company in Britain that had/has a design similar to this. I just can't place my finger on it. I recall seeing the link on DIYAudio.
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Help me out here guys...
I'm still trying to figure out what purpose the extended basket is trying to serve...
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Help me out here guys...
Hi Guys, I recall seeing something like this before but I can't place my finger on it. Speaking with the firm, they said they haven't sent any of these to North America in over a year. Perhaps I'm thinking of a European company.... What's your take?
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MJ-18 Test Results Posted
What was the design? Perhaps I can help...
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MJ-18 Test Results Posted
Like the 12's... only bigger I'll shoot a picture up in the coming days... m
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MJ-18 Test Results Posted
Yeah, a group buy would certainly be an option. If I can move these things before they take up permanent residence I'd be a happy DIYer. I received some prelimiary data on the proposed 15" unit to finish off the MAW line. Tell me what you guys think: MAW-15 Fs = 24.6Hz Re = 4 Ohm (both coils connected in series) Qms = 5.06 Qes = 0.35 Qts = 0.33 Rms = 7.2kg/s Cms = 0.18mm/N Mms = 236.7gr Bl = 20.4 SPL = 90.9 (geez why not just say 91) VAS = 190L Le = 2.41mH
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MJ-18 Test Results Posted
Hi dj, Currently, it is only available in 8 Ohms. If there is enough interest / commitment, I will get a run of 4 Ohm units. You're right, the blueprints sure look similar. Best regards, Mark
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New Samples Posted
It appears that I got my hand slapped a little.... The 12" sample I received turned out to be a patented design of Adire's and I wasn't suppose to get it in the first place. I was therefore forced to remove it from the site - sorry. Best regards, Mark
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New Samples Posted
Hi All, As some of you have mentioned, I threw up some snaps of a 12" prototype sub on the site. I have just added another one - a 20" unit. I'll be spending a bit of time with these in the near future. Head to this link to see them: http://testbed.mach5audio.com Best regards, Mark