Schematics Database

Modular Pre-Amplifier Design.mht

Category: Audio > Circuits > PreAmps > Complete Preamps

Nutube Strereo Tube Preamp 2020 - Requires an expensive part that may be hard to get SC 2020.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Original RCA Phono Preamp.gif

Category: Audio > Circuits > PreAmps > Complete Preamps

Phono Preamp with µA739 EK - IC may be hard to get.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Series 5000 Stereo Control Preamplifier ETI 1981.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Spiced PAS Preamp.jpg

Category: Audio > Circuits > PreAmps > Complete Preamps

Stereo Preamp with Everything 1962.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Stereo Preamplifier with balance and loudness - Pre_Amplifier - Audio_Circuit - Circuit Diagram - SeekIC_com.mht

Category: Audio > Circuits > PreAmps > Complete Preamps

Studio 200 Stereo Control Unit Part 2 SC1988-07.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Studio 200 Stereo Control Unit Pt. 2 SC 1988-07.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Switched Gain Preamplifier.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Symphonic PM-313 Pre-Amp - All Discrete.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

TAP Touch Actuated Preamp EK.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Touch Controlled Preamp.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Transistorized Stereophonic Control Unit - Old School.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Tubehead.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Ultra-LD Mk3 Stereo Amplifier Part 2 SC 2011-12.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Unitronics SP175 Pre-Amp.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Unitronics SP600 Phono Pre-Amp.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Unitronics UA150 Pre-Amp Block Diagram.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Zero Distortion Stereo Preamp.pdf

Category: Audio > Circuits > PreAmps > Complete Preamps

Aikido FET PreAmp13.gif

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Boozhound Laboratories JFET Moving Coil (MC) Pre-Preamp Kit.mht

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Common Base MC Pre.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Cyrus 1 Phono Stage.gif

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

DIY Phono MC Element EK 2017-11-12.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Hiraga MC Preamp.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Le Pacifi MC PrePre.png

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Le Pacific JFET Phono Preamp for MM and MC Cartridges.mht

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Low Noise Moving Coil Audio Preamplifier with SSM2220.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Lucky Dog Aurak Preamp.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

MC Preamp.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

MC-MM All Discrete Pre.gif

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Marcof Prepre.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil Cartridge Head Amps.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil Cartridge Pre-Preamp.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil Cartridge Pre-amp.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil Discrete Pre.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil JFet Pre-Preamp.jpg

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil Pre-Pre Amp Assortment.zip

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil Preamplifier.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil RIAA Phono Preamps.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Moving Coil head preamplifier 1.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

NE5532-NE5534 Based Phono Preamps.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Novel Topology MC pre-preamp - diyAudio.mht

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Preamplifier Input From Moving Coil Head SCH.gif

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Preamplifier Input From Moving Coil Head.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

RIAA Phono Preamps.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

SSM2220 Preamp 135.gif

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State

Sale and Aikido Pre-Preamp.pdf

Category: Audio > Circuits > PreAmps > Phono > Circuits - Moving Coil > Solid State