Aesthetix Io - Manual (Page 9)

Io phono stage vacuum tube locations
Back of left channel circuit board Back of right channel circuit board
Front of left channel circuit board Front of right channel circuit board
XLR XLR
V8
V4 V3
V5
V6
V7
Phono 2.3
V2 V1
First gain stage
12AX7LP or 12AX7LP or
E83CCS E83CCS E83CCS
Volume
Control
(Optional)
Second gain stage
V3/V4 12AX7 V3/V4 12AX7
or E83CCS or E83CCS
Third gain stage
V5/V6 - 12AX7 V5/V6 - 12AX7
or E83CCS or E83CCS
6922
6SN7
Output stage
XLR XLR
V8
V4 V3
V5
V6
V7
V2 V1
First gain stage
Phono 2.3
Volume
Control
(Optional)
Second gain stage
Third gain stage
6922
6SN7
Output stage
V1 and V2 = 12AX7 or E83CCS
V3 – V6
= 12AX7 or E83CCS
V7
= 6922
V8
= 6SN7
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