6111 Tube Preamp Schematic Garland Schowalter 21 Nov 2023 6112 and 6111 mini-preamp 6111 cathode preamp follower mini aikido output 6112 and 6111 Mini-preamp - Page 2 - diyAudio 6112 and 6111 Mini-preamp - Page 2 - diyAudio Check Details ← 6 Pin Switch Schematic 6l6 Single Ended Schematic →