Additional information
| Based On | Dirty Little Secret Mk. II |
|---|
Schematics, circuits, PCBs and veroboards for guitar effects pedals.
The Triton Preamp Drive Mk. II is a pedal that is based on the Catalinbread Dirty Little Secret Mk. II, which itself is an emulation of the classic Marshall amplifiers from the 1960s. The Triton Mk. II was released in 2011 and was traced by Aion FX in 2020.
Compared to the previous versions, the DLS Mk. II has some notable differences. One of the reasons it may not have received as much attention is due to its confusing tone stack labeling. Instead of using the more familiar Bass and Treble labels, it uses “Fullness” and “Presence”.
In 2013, the Dirty Little Secret Mk. III was introduced, which was a complete redesign of the pedal and is still being produced today. A PCB for the Mk. III version is available from Aion FX as the Triton Mk. III. Additionally, the original version of the Dirty Little Secret is also available as the Horizon.
The Dirty Little Secret originally used 2N5457 JFETs, but these are no longer available in through-hole format. However, the Triton Mk. II provides extra pads if you want to use surface-mount JFETs (MMBF5457) instead, which are still in production and perform identically to the ones used in Catalinbread pedals. Aion FX also offers pre-soldered MMBF5457s on adapter boards for those who find surface-mount parts intimidating.
If you want to run the Triton Mk. II at 18V without an external adapter, it is compatible with the 18V Voltage Doubler / Bypass module. This higher voltage can provide increased volume and clarity to the circuit.
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