new trombones, advice please.

edited June 2010 in General Questions
Hi, thinking about getting the trombones, however I'm a little concerned about the resources it appears to demand from the recommendations.



I have a 1.83 ghz "core 2 duo" laptop with 3GB ram, M-audio fast track pro, and will only be playing one trombone at a time (for a lead instrument only).



I know it states lesser systems have good results with higher buffer sizes, but I don't like latency (so if I can't get the least possible buffer size, as I can with the saxes, I'm not interested until I upgrade my laptop).



Any advice appreciated.



Regards Pete.

Comments

  • edited 8:36AM
    Hello,



    I still have an old P4-3GHz with 1.5 Go RAM and XP and i can play T-bone with 8ms latency** and Kontakt internal's convolution reverb without hearing crakle.

    And as i switched-on the hypertreading i can only use 50% of the CPU for one instrument !

    This is valid only if i played Kontakt alone.

    If i do the same with kontakt in Cubase i hear crakle.

    For me T-bone require little bit less cpu than The trumpet.



    As a core 2 duo 1.83 GHz is two time stronger than my P4 i think there is no problem with T-bone and your laptop.



    Somebody can confirm this ?



    If this can help...





    ** : I do not know my buffer size cause i only choose the latency on my card (inspire 1394) and the card adapt the buffer size for me.
  • edited 8:36AM
    valouz wrote:

    Somebody can confirm this ?

    If this can help...


    Yes, Thanks Valouz, this is a great help :D , and yes a confirmation would be apprecaited :)



    Regards Pete.



    P.s, I only want 1 trombone at a time, and I do all my effects such as reverb with a hardware multi-effects pedal.
  • edited 8:36AM
    By the way, the samplemoddeling instruments are so good and react with such ease, I treat them like a "real" instruments. When I want them to sound different I use effects, like most musicians with "real" instruments. ie they don't change the instrument to change the sound. And technique can only do so much.



    I have so many different saxes/trumpets now I'm in heaven :D



    I've tried doing the same with synths, but they still sound like synths and other samples still act like samples.



    Keep the instruments coming please.



    Regards Pete.
  • edited 8:36AM
    pgill wrote: valouz wrote:

    If this can help...


    Thanks again, I decided to accept your review, and the Trombones are indeed playing on my system. As with the saxes/trumpet, with my M-audio set at 256 samples the Kontakt player is reporting an overall latency of 4.1ms with no crackles :D



    Love the bones.



    Regards Pete.
  • edited 8:36AM
    Happy to read this !

    And what is the cpu % ?
  • edited 8:36AM
    valouz wrote:

    And what is the cpu % ?

    Not scientific, I have all services internet/wifi etc etc enabled. But when not playing my CPU in the "task manager" is going from 3-25% (like a yoyo), when playing it ranges from 20-55%.



    I feel no latency, as I said Kontakt states 4.1ms overall (Processing 2.9ms and Output 1.2ms). My audio sample rate is 88200 and I have no crackles.



    Regards Pete.
  • edited 8:36AM
    valouz wrote:


    I still have an old P4-3GHz with 1.5 Go RAM and XP and i can play T-bone with 8ms latency**


    Hi, Might be of interest, when I went back to the Kontakt 3 player I noted the "audio" sample rate had changed to 44100, and I also noted Kontakt 3 was reporting 8ms latency at a buffer of 256 (like you are getting presently).



    However when I put the "Audio" sample rate back to 88200 on my M-audio software and the Kontakt 3 player, Kontakt 3 again (like "K4") reported a 4.1ms latency.



    Regards Pete.
  • edited 8:36AM
    pgill,



    this is completely normal (and true :-)). Setting the sampling frequency to 88,2 kHz doubles the speed with which the buffer is read. To read 256 samples using SR 44100 Hz takes 256/44100 seconds (= 5,8 ms). If you read the same buffer using the double SR, it will take 256/88200 seconds (= 2,9 ms).

    This means: if working with 88,2 kHz, you can (or even should) double the buffer size, otherwise the CPU load will be, of course, higher... :-)



    Best



    Peter
  • edited 8:36AM
    Peter Siedlaczek wrote:

    This means: if working with 88,2 kHz, you can (or even should) double the buffer size,

    Hi Peter, I don't think I "should double the buffer size", I get crystal clear sound :D and I love latency at only 4.1ms. I have several hardware synths/samplers and none of them touch samplemodeling for response.



    If I had a problem with CPU, which I haven't thus far, I would just turn off certain background apps, rather than increase buffer/latency. And if that didn't work I would rather buy a new laptop than increase latency, but fortunately that isn't an issue as I only play one instrument at any one time.



    Regards Pete.

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