Extended Techniques for the Classical Guitar - Robert Lunn Composer

Figure 1.3 Slow vibrato in Las Seis Cuerdas by Alvaro Company.
Figure 1.4 is the symbol Company uses to notate a rapid vibrato.
Figure 1.4 Rapid vibrato in Las Seis Cuerdas by Alvaro Company.
Company uses a straight line to symbolize when there should be no vibrato (Figure 1.5).
Figure 1.5 No vibrato in Las Seis Cuerdas by Alvaro Company.
Company combines these symbols in Las Seis Cuerdas to create different vibrato effects.
Example 1.20 Mixed vibrato in Las Seis Cuerdas by Alvaro Company. Measure 9.
In Example 1.20, the guitarist is to start with a rapid vibrato and then end the note
with no vibrato.
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