RIAA Phono Preamplifier using LF353N
LR Phono Preamp
The Valve Wizard
Duplex" 2SK369 phono preamp.
Mark Kelly's Balanced Phono Preamp
RJM Audio- The Very Simple Phono Stage (VSPS)
Groovewatt a DIY Vacuum Tube (Valve) RIAA Phono Preamplifier Project
Updated Groovewatt Tube RIAA Phono Preamp Schematic | Valve amplifier, Electronics basics, Tube
Designing a Phono Preamp - Part V: Schematics
All-FET Audio : Build Your Own Hi-End Audio Gears!
High Performance Phono PreAmps
The TNT Solidphono - phono DIY preamp
Phono Pre-amp Circuit
Magnetic phono preamp.
MC Phono Preamp and SRPP & GKA
Hi-Fi RIAA Phono Preamp
6 Tube Stereo Pre
RIAA Standard Hi-Fi Phono Preamplifier - EEWeb
High Performance Flat EQ Phono Preamp Circuit for High Quality Transfers | Objective Sounds
DIY Moving Magnet (MM) RIAA Phono Preamplifier Kit
Schematic | Details | Hackaday.io
Hi-end phono preamplifier
DIY Balanced Valve Phono Preamp
The MC100 - A High-Quality Moving Coil RIAA Preamplifier | audioXpress
High Performance Phono PreAmps
The AN1651/Curcio Phono Preamp | Orion Gateway
