Bow Noise Tutorial Using GOS

The bow noise files give users the ability to add more of the scraping sound of the bow to a mix, if desired. Adding an audible layer of “bow noise” can help impart a realistic quality to string renditions. Bow noise is natural in real performances – especially during soft passages. In the included Bow Noise files, you will find samples of the hairs of the bow scraping across the string.

The GOS library include gig files of just "Bow Noise" (not available in GPO but expected in a future add-on).

Here is an example of an passage played without Bow Noise: Without Bow Noise
Here is an example of an passage played with someBow Noise: With Bow Noise

This example illustrates one possible way of layering bow noise. First, for long bows, followed by short bows.

How It Was Done:

Load these instruments for the glissando:

MIDI Channel 1 = Violins Bow Noise
MIDI Channel 2 = 1st Vln SusV
MIDI Channel 3 = 1st Vln Sautille mf ALT VAR1

The overall relative level of the instruments is set with MIDI volume (cc#7) and the level shaping of the bow noise is drawn in using cc#11. In this case the data has been drawn in to emphasize the attack portion of the notes (notice the zig-zag nature of the data). Adjust to taste. The bow noise is triggered from a single note that extends the entire length of the passage. This example uses the untransposed sound of the bow noise (C4). The SusV and Sautille instruments have been panned somewhat to the left to match the position of the bow noise (which is pre-panned). Cello and Full Strings versions would be used in a similar manner.

Here is the MIDI file that was used for this tutorial: Bow Noise MIDI

Logic Audio Users

The following Screenshot shows the tracks, port-channel assignments, instrument names, and Matix display for each of the tracks. It also displays the note and cc#11 data in alignment.


Here is the Logic Environment file of the above for those who use Logic.

Bow noise should be used carefully and calculated to add more noise where bowing is more forceful (really “digging in” with the short bows would be a good example). It should be more subtle in other areas.

Thanks to Tom Hopkins for providing these instructions.

 

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