Pedals that stack with the Marshall 2245 JTM45 Head

clean platform takes the driveA clean, high-headroom stage takes on dirt it can't generate by itself. (high headroom → fuzzy)

Into Marshall 2245 JTM45 Head, Beetronics Swarm is right at home: it's built around a clean amp's front end

Goes in front of the amp

pushes an amp at the edge of breakupPushes an amp already sitting at the edge of breakup over the line. (edge of breakup → mid-forward)

Stack Univox Super-Fuzz on top and a edge of breakup tone tightens toward mid-forward

Goes in front of the amp

clean platform takes the driveA clean, high-headroom stage takes on dirt it can't generate by itself. (high headroom → fuzzy)

Into Marshall 2245 JTM45 Head, Black Arts Toneworks LSTR Fuzz is right at home: it's built around a clean amp's front end

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 Origin Effects MAGMA57 Amp Vibrato & Drive after Marshall 2245 JTM45 Head in the signal chain, clear of Marshall 2245 JTM45 Head's own gain stage

Goes in front of the amp

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

What Universal Audio 1176 Compressor brings here leans toward compressed — that's worth building a pairing around

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.

Dunlop MXR M299 Carbon Copy Mini's own voicing points at a clean amp's front end, and Marshall 2245 JTM45 Head delivers it — goes in the amp's FX loop (or last, into a clean amp)

Sits in the amp's effects loop

Run Catalinbread Dirty Little Secret Deluxe in Marshall 2245 JTM45 Head's effects loop, clear of Marshall 2245 JTM45 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