SynthMaker

Directsound crackles with RME DIGI96/8

Archive · 2005 4 old posts

From the original SynthMaker forum (2004–2014), with its members’ names and dates.

Kitchen Sink ·

I can't get crackle-free output with my main PC's RME DIGI96/8 PST sound card, while my laptop works fine with its on-board AC97 sound chip. The RME card's output crackles all the time, and it sounds like Synthmaker was missing every buffer-switch. There's "zipper" noise all the time, even with the simplest synth (sine wave). The PC is a new Athlon64 3000+, which ought to be powerful enough to output a sine wave.

Is it possible to make the Directsound output buffer bigger?

The RME card handles ASIO very well. It's completely crackle-free with up to 70% CPU load with 6ms buffer size in Cubase SX.

lalo ·

Kitchen Sink wrote: I can't get crackle-free output with my main PC's RME DIGI96/8 PST sound card, while my laptop works fine with its on-board AC97 sound chip. The RME card's output crackles all the time, and it sounds like Synthmaker was missing every buffer-switch. There's "zipper" noise all the time, even with the simplest synth (sine wave). The PC is a new Athlon64 3000+, which ought to be powerful enough to output a sine wave.

Is it possible to make the Directsound output buffer bigger?

The RME card handles ASIO very well. It's completely crackle-free with up to 70% CPU load with 6ms buffer size in Cubase SX.

i have the sampe problem with my RME Hammerfall DSP (Multiface)... i guess is why...RME hasn't proper DX drivers..only emulated ones... we have to wait for ASIO support in SM 🙂

lalo

Kitchen Sink ·

I guess so. RME cards really suck as normal Windows sound cards. I don't know if it's a hardware or driver problem, but oh boy do they suck.

In my new PC, I have a cheap SB64/128 PCI card, but Windows isn't seeing it properly, even though it claims that the drivers are OK and the card is OK and working properly. But it's not shown anywhere but the device manager. I've tried just about everything to get it to work, but I think the problem is that when I installed Windows XP, I didn't have either PCI card installed, but only the on-board AC97, which uses the same WDMAUD.DRV driver... even though I have disabled the AC97 and its drivers, there is still some kind of internal confusion in Windows.

Zynewave ·

I have the same problem with an RME CardBus/Multiface on my laptop. RME do not deliver DirectSound drivers, so the DirectSound ports for the RME are 'emulated' encapsulations made by Windows. The sound stutters like crazy. The same problem is present when using the RME with some games. So for now I'm using the onboard soundcard, and patiently waiting for ASIO to be supported by SM.

Edit: made redundant by lalo 😀 . I have to type faster.

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