Two classic amps, two different voices. The Diezel is brutal, tight, high-headroom German metal; the Mesa Dual Rectifier is loose, scooped, low-tuned modern heavy. Here is how their settings and the records made on them compare.
| Knob | Diezel | Mesa Dual Rectifier |
|---|---|---|
| Gain | 7 | 7 |
| Bass | 5 | 5.5 |
| Mid | 6 | 5.5 |
| Treble | 7 | 6.5 |
| Presence | 6.5 | 6 |
Averaged from 18 (Diezel) and 79 (Mesa Dual Rectifier) famous recordings. Out of 10.
Go Diezel if you want brutal, tight, high-headroom German metal. Go Mesa Dual Rectifier for loose, scooped, low-tuned modern heavy. But the real point: you do not need either one. GuitarToneAdapt takes any tone recorded on these amps and re-dials it for the amp and guitar you actually own — free.
🎛️ Get either amp’s tones on YOUR rig — free →Neither is "better" — they are voiced differently. Diezel is brutal, tight, high-headroom German metal; Mesa Dual Rectifier is loose, scooped, low-tuned modern heavy. Pick by the tone you want, then adapt the settings to the amp you actually own.