API Audio 550b Discrete 4 Band EQ

Discrete 4-band equalizer

• From the 500 series
• 7 centre frequencies selectable per band
• 12 dB of boost / cut per band
• EQ band 1 and 4 in selectable shelf / peak characteristics
• Traditional API circuit design
• Headroom up to +30 dB
• In / Out switch
• Reissue of the 1967 API 550EQ with an additional band
• Requires the API Lunchbox 500-6B or 500 VPR slot rack