Op Amp Substitutions in Soundcraft Spirit Input Channels

** = No substitution made for the original TL072
Function: Tape input/

direct output

mic/line

preamp

EQ EQ bus drivers

(chn output)

Designation: IC1 IC2 IC3 IC4 IC5
Channel 1: OPA2604 removed OPA2604 OPA2604 OPA2604
Channel 2: OPA2604 removed OP2604 OPA2604 OPA2604
Channel 3: OPA2134 removed OPA2134 OPA2134 OPA2134
Channel 4: OPA2134 removed OPA2134 OPA2134 OPA2134
Channel 5: OPA2134 removed      **      ** OPA2134
Channel 6: OPA2134 removed      **      ** OPA2134
Channel 7: OP275 removed      **      ** OP275
Channel 8:      ** removed      **      **      **
Channel 9: OP275 removed OP275 OP275 OP275
Channel 10: OP275 removed OP275 OP275 OP275
Channel 11: OPA2604 removed      **      ** OPA2604
Channel 12: OPA2604 removed      **      ** OPA2604
Channel 13: OPA2134 removed      **      ** OPA2134
Channel 14: OPA2604 removed OPA2604 OPA2604 OPA2604
Channel 15: OP275 removed OP275 OP275 OP275
Channel 16: OPA2134 removed OP275 OP275 OPA2134

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