Restoring an Old Power Amplifier from 1977 | Episode 37

In this episode, Retro Repair Guy revisits the 1977 Hitachi HA-330 OCL amplifier restoration from his second episode on the channel. With careful attention to detail, he replaced all the capacitors and cleaned it all up to give this vintage amplifier a new life. Check out https://pcbway.com/setinvite.aspx?inviteid=468220 - great PCBs from just $5!

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The thirty seventh episode of the Retro Repair Guy. A series aimed at retro and vintage electronic repair and restoration.

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𝐂𝐇𝐀𝐏𝐓𝐄𝐑𝐒
00:00 Snazzy Intro
00:29 Brief History of this Vintage Amplifier
03:38 Show Intro
06:46 Our Sponsor
07:17 Disassembling the Hitachi Amplifier
08:55 Repairing the Old Amplifier Part 1
11:25 Notes about the large capacitors
12:12 Rub-a-dub-dub
13:07 Repairing the Vintage Amplifier Part 2
15:23 Caution
15:50 Reassembly of the Hitachi Amplifier
18:10 Wrap Up
19:25 Before & After Restoration
20:48 Testing the Restored Amplifier
21:46 Credits

©️ All music under license from Soundstripe (Get 20% OFF https://www.soundstripe.com/join?id=VDV27YrD)

Footage, pics and information:
• Pixabay
• Pexels
• Wikipedia & Wikimedia Commons
• The Internet Archive
• Other media featured is either marked as public domain on Google Images, used with permission or shown under fair use law. Every attempt is made to contact others before including content. If something has been forgotten please don't hesitate to let me know and I will fix it.

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