Pedals that stack with the JHS 3 Series Compressor

Tech 21 Screaming

What JHS 3 Series Compressor brings here leans toward compressed — that's worth building a pairing around

Eventide Modulated Delay

Run Eventide Modulated Delay after JHS 3 Series Compressor in the signal chain, clear of JHS 3 Series Compressor's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Boss DD-3 Digital Delay

Keep JHS 3 Series Compressor's compressed voice out front: Boss DD-3 Digital Delay goes after JHS 3 Series Compressor in the signal chain so its transparent voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)