Mad Professor Deep Blue
Checked by hand on 6 October 2026
Across every version sold in the last 12 months. The versions sell for much the same, so this one number holds. 98 for sale right now.
Why these numbers?
Median of 74 recorded sales across all versions in the last 12 months, outliers excluded. 984 sales on record all-time. Full method
Pick your version
Same name, different money: prices are per version.
| Version | Typical used | For sale | From |
|---|---|---|---|
| Deep Blue Delay PCB | Typical used €12010 sold, 90 days | 26 | €110 |
| Deep Blue Delay Handwired | Typical used €2109 sold, 6 months | 23 | €221 |
| Deep | Typical used €16011 sold, 2 years | 44 | €141 |
| Deep Blue HW | 4 sold | 2 | €304 |
| Professor Factory Series Deep Blue Delay FAC | 1 | €287 |
For sale right now
1 local pickup ad in Portugal, on OLX Portugal. Showing 1 local pickup ad in Portugal, on OLX Portugal. Local pickup near you, in Portugal: 1 ad on OLX Portugal.
Portugal
OLX Portugal1 local pickup ad in Germany, on Kleinanzeigen. Showing 1 local pickup ad in Germany, on Kleinanzeigen. Local pickup near you, in Germany: 1 ad on Kleinanzeigen.
GermanyGrouped by version, best-priced first within each. Each card says when we last confirmed its listing at the source. 2 listings do not say which version; they are at the end.
Mad Professor Deep
Typical used €160, the middle of 11 sales, last 24 months. Each card compares to its condition where eight sales carry it, to that figure otherwise.
Reverb
eBay Germany
Show 19 listings over typical
eBay United States
One of each
JapanVersion not stated
The title does not name a model, so there is no reference price on these.
