PA1 is an Audio Unit plug-in
that uses a physical model of a plate reverb based
on advanced Modal synthesis. The dynamic control of
physical parameters gives unique and creative
PA2 is a minimal ring
modulator effect, based on Julian Parker's diode
model and anti-aliasing5. The carrier is a sine
wave, with an additional LFO to modulate its
frequency. The smoothness parameter allows a range
of sounds, from hard-edged to clean inharmonicity.
The public beta of PA1 Dynamic Plate
Reverb is available for Mac (AU). It will not
produce audio output after December 31st, 2016. Also
available from Physical Audio is PA2: Little Ringer,
a free ring modulator plugin.