Make Your Own DIY Audiophile Preamp

(Updated: June 2017) Build your own audiophile DIY passive preamp using our complete kits or just a few key components and your own custom enclosure.

What are some good DIY phono tube preamp kits on the market? - Quora

4S Universal Preamplifier for 12A*7 Tubes

Luminous Audio Axiom III Preamplifier

It is applicable to power weak signals into line-level signals. The amplification multiples are 10 times (20dB). It can directly drive the headphone

AtNeDcVh Mini Small Stereo Audio preamplifier, Headphone Amplifier, Gain 20dB Phono Turntable Phonograph preamp, Dual op amp NE5532 with RCA 3.5mm

Building the Hypex DIY Preamplifier Kit - Audio Appraisal

The Bespoke Audio Co. (passive) Preamplifier REVIEW – Pursuit Perfect System

Design And Build A Guitar Preamp

General Audio Research - Next PCB project 🔥 RCA BA-2C microphone preamp for DIY enthusiasm make your own vintage gear Joint the community !

Soldano Preamp MK2

It is applicable to power weak signals into line-level signals. The amplification multiples are 10 times (20dB). It can directly drive the headphone

AtNeDcVh Mini Small Stereo Audio preamplifier, Headphone Amplifier, Gain 20dB Phono Turntable Phonograph preamp, Dual op amp NE5532 with RCA 3.5mm

FiveFish Audio - 500 Series DIY Kits

RelaiXed -- Balanced pre-amplifier

A Web-Enabled, High Quality, DIY Audio Amp - IEEE Spectrum

Tube Microphone Preamp

Analog Metric - DIY Audio Kit Developer