16% of 31 verified MXR Carbon Copyowners don't recommend it — based on real owner comments from Reddit, enthusiast forums, and YouTube.
For balance: 71% recommend it. This page collects the complaints so you know what you're signing up for — read the full owner report for both sides. How we score
“j'ai acheté cet effet c'est loin d'être ça !”— @francoisb4830 on YouTube
“It was my first delay to buy, first to get rid of.”— @theebrock834 on YouTube
“Buy a different one not this one”— @LoveSoup1 on YouTube
“I was really dissapointed with the CC. Took it back the next day because every time I tried to adjust it it caused an awful feedback loop.”— Jimmy Dean on Telecaster Guitar Forum (TDPRI)
“I don't think the Carbon Copy sounds any better then the analog settings on the FB/FB4”— superwrong on Reddit
“I was expecting to be wowed and it just didn't happen. My old Boss DD5 sounds better.”— TopHatTele on Telecaster Guitar Forum (TDPRI)
“tried it all man i think im just gonna return it while i can at this point sadly”— Justinurattic on Reddit
“Both of them worked for about an hour then died”— fancychords on Telecaster Guitar Forum (TDPRI)