FSU Module (Rev 4)
http://www.flightofharmony.com/?page_id=22
If you had an Unicorn Account you could see a chart with the price development of this module and the average price asked for this module.
Bought new in 2021 direct from flight of harmony, fully built , not a diy, works great, yes this is the version with the very handy attenuation switch on the front panel.
This offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
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