: If the "cracking" sounds like "pumping" or unnatural grabbing, you may be using too much compression. Aim for 3–7 dB of gain reduction for a smooth, natural sound.
Never attempt to weld a hot crack in the CLA2A’s martensitic stainless steel without preheating to 250°C (482°F) and slow cooling. Failure to do so will propagate the crack through the heat-affected zone (HAZ). cla2a compressor crack hot