Organ pipes

Entry in 's Apophysis Challenge #126

Theme: you have a set of parameters where only the variation and variables can be tweaked. You cannot resize, move, rotate, or add/subtract any transforms. Color changes are allowed.

My params:<flame name="ch126v2" version="Apophysis 7x Version 15B" size="700 1000" center="-0.500053801468559 -0.439264004815137" scale="149.2337" oversample="1" filter="0.5" quality="50" background="0 0 0" brightness="18.2695652173913" gamma="4" gamma_threshold="0.045675" estimator_radius="9" estimator_minimum="0" estimator_curve="0.4" enable_de="0" plugins="cylinder pre_blur oscilloscope phoenix_julia separation twoface splits" >
<xform weight="0.5" color="0.297562496969476" cylinder="0.2" pre_blur="1" oscilloscope="0.151" coefs="0 -0.64 0.64 0 0 -1" oscope_separation="1" oscope_frequency="3.14159" oscope_amplitude="1" oscope_damping="0" chaos="1 1 5 " opacity="1" />
<xform weight="0.5" color="0.964" symmetry="-1" phoenix_julia="0.657" coefs="1 0 0 1 1 0" phoenix_power="-2" phoenix_dist="1" x_distort="0.5" y_distort="0.5" chaos="1 0 " opacity="1" />
<xform weight="0.3" color="0.599476882955059" separation="0.274" twoface="0.133" coefs="0.5 0 0 0.5 -0.012789 -0.006394" separation_x="1" separation_y="1" separation_xinside="0" separation_yinside="0" chaos="1 0 1 2 " opacity="1" />
<xform weight="0.5" color="0.274973974563181" splits="0.948" coefs="0 1 -1 0 -1.006394 -0.006394" splits_x="0.5" splits_y="0" chaos="1 0 " opacity="1" />
<palette count="256" format="RGB">
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</palette>
</flame>