Danish artist and musician M. K Pedersen, has been writing and recording music in Amsterdam since 2009.
As a member of the now defunct record label So Obsolete Records, he has been engaged in, retro nostalgia, lofi and folk, taking inspiration in vernacular music, under the pseudonym of Chalk Margin.
These days he is releasing small batches of interesting instruments, and field recording devices as the guy behind Sorte Muld Instruments.
You can buy his instruments at https://zoo.powland.com/ and https://noise.kitchen/