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Frequency. Frequency is how fast the LFO cycles

Multi-Tap Delay | Обратная связь дилея | Создание эффектов | Flanger | Фленджер | Resonator (Tuned Delay) | Резонатор (настраиваемая задержка) | Karplus-Strong synthesis | Карплюс-Стронг синтез | Практическое применение |


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Frequency is how fast the LFO cycles. The higher the value, the faster the cycling.

LFO frequency actually has 2 different sets of frequency settings. The first set runs from 0-150 and corresponds to absolute, “unsynchronized” rates — no matter what your program or MIDI tempo is, a rate of 50 sounds the same every time.

Turning the value past 150, Evolver displays a set of synchronized LFO frequencies. When you want your LFO modulation to “beat match” or sync to the tempo of your music, these are the values you want.

The actual LFO cycle rate depends on the program clock and/or MIDI clock data as follows:

 

Display LFO cycles… Speed
S32 Once per 2 sequences Slowest
S16 Once per sequence  
S8 Over 8 steps (2x per seq)  
S4 Over 4 steps (4x per seq) Slower
S2 Over 2 steps (8x per seq)  
S1 With each step Matched
St2 2 times per step  
St4 4 times per step Faster
St8 8 times per step  
S16 16 times per step Fastest

 

Shape

Shape determines how the values output by the LFO change. Evolver offers 4 LFO shapes:

Triangle — provides continuous changes, risng and falling equally around a center value. Best for smooth, continuous modulation.

Sawtooth — rising up to a peak and then immediately dropping to a minimum value before starting to rise again

Reverse Sawtooth — Declines quickly from maximum to minimum, then immediately jumps to maximum and repeats

Square — Alternates between 0 and maximum (note this is the only LFO shape that does not go below 0)

Random — abruptly jumps to a new value each cycle

 


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Low Frequency Oscillators 1-4| Practical Applications

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