Pedals that stack with the Marshall DSL1H 1W Head

pushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → clean boost)

Into the DSL1H's practice-level clean crunch, the King of Tone's transparent boost pushes real gain.

Goes in front of the amp

pushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → mid-forward)

Stack Catalinbread RAH on top and a high gain tone tightens toward mid-forward

Goes in front of the amp

pushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → clean boost)

Xotic BB Preamp takes that high gain character and pushes it toward clean boost

Goes in front of the amp

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.

Put TC Electronic SCF Gold SE Stereo after Marshall DSL1H 1W Head in the signal chain, clear of Marshall DSL1H 1W Head's own gain stage

Goes in front of the amp

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (high gain → ambient)

Keep Walrus Audio Fathom in Marshall DSL1H 1W Head's effects loop, clear of Marshall DSL1H 1W Head's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Sits in the amp's effects loop

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (high gain → ambient)

Run Mooer A7 Ambience in Marshall DSL1H 1W Head's effects loop, clear of Marshall DSL1H 1W Head's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Sits in the amp's effects loop

shapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain.

Marshall DSL1H 1W Head's own high gain character is the real reason this is worth trying

Goes in front of the amp