size 1 MB  / 3 MB

Haas is a delay effect that delays the audio signal of the left and right channels separately. 

https://audec-music.com/

adc_Haas_2_0_1_Win  ( 1.4 MB )

adc_Hass_2_0_2_Mac  ( 3.2 MB )

size 5 MB  / 7 MB

Blumlein Haas is a Mid-Side processor.

It uses Mid, Side by Blumlein and Lauridsen’s Haas effect, which revolutionized the stereo industry. This effect works on both mono and stereo files and either way will make audio more or less stereo as you choose.

dspplug.com/

dspplug_blumlein_haas  ( 5 MB )

dspplug_blumlein_haas_x64  ( 7 MB )