Find the technical documentation you need to repair, restore, and maintain audio equipment.
We cover it all: HiFi, Home, Pro & Vintage audio.
Browse audio service manuals, audio circuit diagrams, audio schematics, and repair information by brand and model.
Whether you are troubleshooting a fault or restoring vintage hi-fi equipment, Audiocircuit.dk helps you find the documentation needed to get started.
Browse and download Service Manuals
If not already a member, then join www.diyaudio.com for help repairing your gear.
Find me there: Jan Dupont
The extensive collection of over 90,000 schematics and service manuals makes AudioCircuit a valuable resource for learning, troubleshooting, and repairing audio equipment. The open-access approach is especially useful for DIY enthusiasts and students who need technical documentation for both vintage and modern audio gear.
AudioCircuit stands out as a valuable resource for anyone interested in audio electronics, repair, and restoration. The collection of more than 90,000 schematics and service manuals, covering both vintage and modern equipment, makes it much easier to find technical documentation for different brands. The open-access approach is also helpful for DIY users, students, and professionals who need reliable references for troubleshooting and repairing audio equipment.
Same AudioCircuit page as before, so my earlier take holds: a genuinely impressive free resource with a massive brand catalog spanning vintage to modern audio gear, though the comment section shows some technical hiccups (like broken email delivery for download links) alongside what looks like a repeat commenter and at least one unrelated freelance-writer solicitation mixed in.
A valuable resource for anyone interested in electronics and audio repair. The extensive collection of free schematics and service manuals makes learning, troubleshooting, and restoring audio equipment much easier.
This is such a fantastic resource for anyone into vintage audio repair! Having 90,000+ schematics available without login or download restrictions is honestly rare these days. Really appreciate the effort Jan Dupont puts into keeping this maintained and free for the DIY and Pro community a huge help for both learning and hands-on repair work.
This is genuinely a fantastic resource having 90,000+ schematics and service manuals available without login or download limits is rare and incredibly valuable for anyone repairing vintage gear or studying audio circuit design. Kudos to Jan Dupont for keeping this free and accessible; it’s clearly a labor of love given the effort needed to maintain such a massive library.
AudioCircuit is a very useful resource for electronics and audio enthusiasts, especially with its large collection of free schematics and service manuals. The open-access approach makes it easier for students and DIY users to learn, repair, and develop audio equipment.
Glad to offer this service to all DIY’ers and Pro 🙂
AudioCircuit provides open access to over 90,000 audio schematics and service manuals without requiring registration, making it a valuable technical reference for electronics enthusiasts. For Electrical Engineering students at Telkom University Surabaya, this comprehensive collection of technical documentation serves as a significant asset for studying both vintage and modern audio circuit topologies—whether for repair purposes or sound system development projects.
Download Link copies the file address like in Copy & Paste
You can open in the file in a new window in browser [Open], Download it to PC [Download], or copy link to file if you want to share it [Copy link]. There are no email function.
I never get the download links to my mailbox. It is not seen as spam either. Always says success after I request schematic but I get no response or any link.