Delay
1776 Effects Multiplex Jr.
Schematic and info HERE . Original calls for a VTL5C3 vactrol but since they are obsolete and stupidly expensive the layout calls for a home made vactrol. Just socket the LED and LDR to find the right combo.
Death by Audio Echo Dream 2 w. charge pump
Added an onboard charge pump to this one for 18v operation since the function generator IC XR2206P needs at least 10v to operate as it should.