[ddots-l] Re: gord latency Re: New computer, help needed

Sean, would you care to comment on which chipsets people should be using when 
running the FW1884 and 
what the speed on the firewire carde should be?

Regards, Phil Muir
P J Muir Productions
Music And Audio Production
URL:
www.philmuir.com/
Band website:
www.steelstringmusic.co.uk/
Band my Space Site:
www.myspace.com/steelstringmusic
----- Original Message ----- 
From: "Sean A. Cummins" <seanacummins@xxxxxxxxx>
To: <ddots-l@xxxxxxxxxxxxx>
Sent: Tuesday, November 20, 2007 12:26 AM
Subject: [ddots-l] Re: gord latency Re: New computer, help needed


> HERE-HERE PHIL!  THAT'S THE TRUTH!
> ----- Original Message ----- 
> From: "Phil Muir" <ddots@xxxxxxxxxxxx>
> To: <ddots-l@xxxxxxxxxxxxx>
> Sent: Monday, November 19, 2007 1:20 PM
> Subject: [ddots-l] Re: gord latency Re: New computer, help needed
>
>
>> Bill wrote: One customer who has a very fast quad-core system, learned the 
>> hard way
>> (along with us at DD) that the TASCAM 1884 drivers do not support multi-core
>> processing.
>>
>> Phil replied: this information is not true and miss leading.  You can't make 
>> statements like 
>> this, because of the experience of one customer. Lets look at the facts.  
>> firstly, how up to date 
>> were the drivers in question for the FW1884?  Which OS was your client 
>> running?  what kind of 
>> Firewire card was your client running?  Was it an on board chip on the 
>> motherboard or, a separate 
>> PCI firewire card? Can't really answer what the likely cause of the drop 
>> outs are without this 
>> extra information but, I can tell you for sure that it definitely wouldn't 
>> have been the FW1884. 
>> . Sean Cummins has been running a Quad core for quite a while now with the 
>> FW1884 and with the 
>> "Multiprocessing" engine running with great results and 0 drop outs.  Both 
>> Herman and I run the 
>> Tascam FW1884 on a core duo with great results and the "multiprocessing 
>> engine enabled.  Sounds 
>> to me like your customers system wasn't set-up properly.
>>
>> Bill wrote: Once he unchecked "Use Multi-Processor", all of his drop-outs
>> went away!
>>
>> Phil replied: his experience is the first one that I have personally come 
>> across with the 
>> "multiprocessing Engine", and the FW1884.  Just because the drop outs 
>> stopped when you disengaged 
>> the "multiprocessing Engine", doesn't mean that it suddenly becomes the 
>> FW1884's fault.  There 
>> could and probably are a number of possibilities at work here. 1: it's 
>> always best to run a 
>> device like the FW on it's own IRQ and on a separate PCI Firewire card, 
>> rather than using  an 
>> onboard Firewire chip which may not be using the Texas Instruments chipset 
>> which, Tascam 
>> recommend.
>>
>>
>> Bill wrote: Is anyone using the 1884 with the multiprocessing engine
>> checked?  It would be nice if there was an alternative set of drivers.
>>
>> Phil replied: yes, a number of us are indeed using the FW1884 with core duo 
>> and Quad core 
>> systems. Also, for those of you who are using Vista, Tascam now have Vista 
>> drivers out on there 
>> website.
>>
>>
>> Regards, Phil Muir
>> P J Muir Productions
>> Music And Audio Production
>> URL:
>> www.philmuir.com/
>> Band website:
>> www.steelstringmusic.co.uk/
>> Band my Space Site:
>> www.myspace.com/steelstringmusic
>>
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