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The SpaceHarp is a 4-stage phaser based on the early EHX Small Stone v1, utilizing 3 LM13700 OTA chips rather than out-of-production CA3094?s. Features include an internally-switchable jfet-buffered input, and trimmable lpb-1 boost on the output for crystal clean makeup volume.
This kit contains the PCB and all necessary parts. The enclosure can be selected, please select 1 knob for 6,3mm shaft separately.
Here is the bill of material: bill of material
This project is by Lectric-fx, in collaboration with Musikding. If you have any problems with the contents of the kit, please contact Das Musikding (Klaus). Since this project is rather complex, it is more for the experienced builder. For technical problems here is the link to the support-forum: Lectric-fx Support.
Here is the direct link to the manual with layout and schematic:
Instruction
