solderdude
Grand Contributor
So @solderdude , do they just place the plastic standard driver in a machined Aluminium outer shell and call it their own?
View attachment 141976
Looks like it. No proof of course.
Below the original Hemp driver.
They sure measure very similar to Grado 125/225/325 drivers.
P.S. the picture used is from http://earphonediylabs.com
Last edited: