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Category Archives: Uncategorized
Friday Link Roundup
What’s good this week? Let’s see: Internet Radio in a Classic Cathedral Case – rather than destroying an old radio, nick.r.brewer built an entirely new case in the same style to house an Internet-streaming radio platform for the Pi Hack-a-Day … Continue reading
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ARCANE RADIO TRIVIA: Electric Banana
Arcane Radio Trivia found a really cool banana-inspired portable record player, allegedly from the Andy Warhol era. Plays in any position…even upside down! I’d love to see one of these in person. I wonder how many were ever manufactured in … Continue reading
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Bose® 901 Series II Active Equalizer #107915 Repaired
From the Rain City Audio Repair Blog: This Bose® 901 Series II Active Equalizer, serial #107915, came through the shop for a repair. The owner reported it was developing the typical age-related problems, so it was time for an overhaul! … Continue reading
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Service Shortcuts December 1932
Due to a technical problem, this post was initially published with no content on Tuesday, December 29th. Retrovoltage regrets this error. Hints for the service shop, from December 1932’s Radio Retailing: A.V.C. Accessory for Screen-Grid Sets by Joseph E. Soos A … Continue reading
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Sherwood S3000-V Stereo FM Tuner Repair
From the Rain City Audio Repair Blog: This Sherwood FM Stereo tuner came into the shop recently. It’s owner successfully completed a re-cap of the unit, but the specialized tools for performing an accurate FM Stereo alignment are beyond the … Continue reading
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Eric Engineering Model 357 High-Fidelity FM Tuner
I recently got to work on something quite unusaul, the Eric Engineering model 357 hi-fidelity tuner. Built by obscure outfit Eric Engineering in Santa Monica, CA in 1961, there’s relatively little known about these units. It’s a fairly simple ratio-detector … Continue reading
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Mailbag: Is The Bose 901 Equalizer Really Necessary?
I take questions from readers often, but they don’t always make it to a Mailbag segment. I’ve got this one a few times lately, though, so I figured I’d answer this one publicly. Jim from Ohio writes, I bought a … Continue reading
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Tagged Active Equalizer, audio, audiophile, Bose, Bose 901, Equalizer, kenwood, Speakers, stereo, vintage
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Fixed: Sansui SP1500 Speakers
A while back I found these Sansui SP1500 (SP-1500) speakers and I’m trying to finish some more projects as summer comes out. There are several radios on my bench right now being worked on, but during a natural break in … Continue reading
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