You Can Build this Phono Preamp
All the instructions you need to build a complete phono stage are available below. The Muffsy Phono Preamp, MC Head Amp, and Power Supply use only through-hole components, making it super easy to solder.
These projects are suitable for absolutely anyone who has access to a soldering iron and a pair of pliers. Not only because they're easy to build, but also because the power supply uses a wall adapter. You can safely build these kits without handling mains power.
What is Needed to Build the Muffsy Phono Preamp, MC Head Amp and Power Supply?
An overview of the Muffsy Phono Preamp, MC Head Amp and Power supply.
What is it, why do you need it and what do you need to use it and play your records.
Instructions for Previous Versions
The current versions of the Muffsy products are using black PCBs.
Go here to see the build instructions for the blue and the black PCB versions.
Introduction: Learn How to Solder
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If you're new to soldering, or you need a brush-up, have a look at these two instructional videos.
Build Instructions: The Muffsy Phono Preamp PP-4
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Go from a bag of components to a great phono stage.
The instructions for building the Muffsy Phono Preamp PP-4 are very detailed, clear and easy to follow.
With the step-by-step illustrations, there will be no room for error.
Follow the link below to get started!
Build Instructions: The Muffsy MC Head Amp MH-1
Want to use a low output MC cartridge with the MM phono stage of your choice? The Muffsy MC Head Amp is the answer.
These illustrated instructions will take you all the way to a finished MC head amp, just follow the link below:
Build Instructions: The Muffsy Hifi Dual Power Supply
The best option for powering the Muffsy Phono Preamp is using this power supply. The ripple on this power supply is a minuscule 0.1 mV!
Not only is it the same width as the phono stage, it even uses a wall adapter so you don't have to play around with mains power.
Follow the link below to see the build instructions for the Muffsy Hifi Dual Power Supply!
Build Instructions: The Muffsy Relay Input Selector
The best option for adding more inputs to your preamplifier.
The Muffsy Relay Input Selector is a simple, reliable, high quality, DIY stereo input selector that's controlled by an ESP-32 and is slightly larger than a Post-IT note.
This kit is meant to be paired with a preamplifier circuit, such as the Muffsy BSTRD Class-A Tube Preamp, Pass Labs B1 and many others.
The kit comes with a rotational encoder and an IR receiver, as well as the ESP-32 module itself, and features complete, functional code.
Moving Coil with the Muffsy Phono Preamp and MC Head Amp
Here's how to use the Muffsy Phono Preamp and MC Head Amp.
Build them in their recommended enclosure and hook them up, or put both of them in a larger enclosure and switch between MM and MC.
EEVBlog has a wealth of information, and their soldering instructional videos are great for all audiences from beginner to pro. They provide all the tricks in the book, and then some.
Not only is soldering a skill you'll learn quickly, it's actually quite hard to get it wrong once you get the basics. These two videos will show you what tools you need, and how to actually solder through-hole components:
Please note that the use of lead-based solder may be illegal where you live, check your local legislation before using solder that contains lead.