P2 14, 24 - Lfo1, Lfo2 Delay Invert; P2 15, 25 - Lfo1, Lfo2 Pwm Phase; P2 16, 26 - Lfo3/4 Waveform For Lfo1/2 Frequency Modulation; P2 17, 27 - Lfo3/4 Modulation Depth Of Lfo1/2 Freq. Modulation - Wantegrity HAWK-800 Owner's Manual

Programmable polyphonic synthesizer upgrade kit
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P2 14, 24 – LFO1, LFO2 delay invert
0-1 – 0=delay then modulate. 1=modulate then cease.
Allows the LFO's delay timer (ext. 12 and ext. 22) to invert their behavior. When set to zero, the LFO's do not begin cycling
until the delay timer has expired. When set to one, the LFO's cycle when a note down event occurs and then cease cycling
when the delay timer expires.
P2 15, 25 – LFO1, LFO2 PWM phase
01-63 – 01=zero degrees through to 63=180 degrees
Allows setting the square waveform duty cycle. Due to the way in which the square wave is generated, the faster the
frequency of the LFO the less reliable the extremes of the PWM will be. This means that at slow rates, it is possible to set
the PWM range at the extremes (for example: ranges of 00-06 and 57-63). However, when the frequency of an LFO is
increased, the PWM will become erratic and it may be necessary to choose a less aggressive range (for example: set the
PWM closer to the midpoint).
P2 16, 26 – LFO3/4 waveform for LFO1/2 frequency modulation
1-8 –
1=triangle
2=inverted triangle
3=sawtooth
4=inverted sawtooth
5=sine wave
6=inverted sine wave
7=square PWM wave
8=inverted square PWM wave
It is now possible to modulate the frequency of LFO1 by SLFO3 and LFO2 by SLFO4. The SLFO waveform that will be used
to modulate the LFO is determined:
SLFO3 modulates the rate of LFO1.
SLFO4 modulates the rate of LFO2.
P2 17, 27 – LFO3/4 modulation depth of LFO1/2 freq. modulation
00-15 – 00=no rate modulation though to 15= maximum modulation
This parameter determines the depth of the modulation of the rate of LFO1 or LFO2 by the corresponding SLFO. When set
to zero, no rate modulation occurs. When set higher than zero, the rate of the LFO will be modulated by adding speed to
the base frequency set by P2 parameters 11 and 21.
P2 18 – LFO1 sync driven cycle reset
00-63 – 00=no cycle reset
01 = sequencer repeat (loop) LFO cycle reset
02-63 sync clock cycle reset after xx ticks
NOTE: This parameter is not yet implemented.
Allows using MIDI clock or on board sequencer clocking to restart the LFO1 cycle. This parameter is very useful for allowing
the LFO to cycle according to the sequencer or MIDI clock by resetting the LFO waveform back to its starting point after a
number of MIDI or on board sequencer ticks have passed.
-22-

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