Category Archives: Audio

Bose® Wave Radio AWR1-1W Repair

Posted on January 18, 2017 by jwk

From the Rain City Audio Repair Blog: A Bose® Wave Radio, model AWR1-1W, just came through the shop for a repair. The radio had been working okay all these years but had recently stopped receiving any stations and instead was … Continue reading →

Posted in Audio, Bose, Electronics | Tagged , , , | 1 Comment

1930 Crosley Arbiter Radio Repair

Posted on October 12, 2016 by jwk

From the Rain City Audio Repair Blog: This 1930 Crosley radio came through the shop for a repair recently. The owner dropped off the chassis and turntable, then took the cabinet for professional refinishing. At some point in this radio’s … Continue reading →

Posted in Audio, Electronics, Radio, Radios and Tubes, Vintage | Tagged , , , , | 5 Comments

Music Minder Automatic Power Controller for Hi-Fi Systems

Posted on August 24, 2016 by jwk

Mixed in with some other gear I’m servicing, I found this old Music Minder power box. It’s not all that obvious what it’s for at first glance! Some digging around found an explanation in the June 1958 issue of Popular … Continue reading →

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Reviewing the Gemtune APPJ PA1501A 6AD10 Stereo Tube Amplifier

Posted on August 17, 2016 by jwk

I recently picked up an interesting little tube amp via a group buy on Massdrop, the Gemtune APPJ PA1501A stereo tube amplifier. Try saying that three times fast! It’s a cute little single-ended stereo tube amp using a pair of 6AD10 … Continue reading →

Posted in Audio, Commentary, Electronics, Hi-Fi, Stereo, Toys | Tagged , , , , , , | 15 Comments

Fisher 400 Wide-Band FM Multiplex Receiver Overhaul

Posted on August 16, 2016 by jwk

From Rain City Audio: The Fisher 400 is a very well engineered, and very collectible, vintage stereo receiver with an iconic champagne faceplate and prominent bank of controls. This one came through the shop after being stored in a garage … Continue reading →

Posted in Audio, Electronics, Projects, Radios and Tubes, Vintage | Tagged , , | 4 Comments

Bose® 901 Series II #65097 Overhaul

Posted on August 8, 2016 by jwk

This Bose® 901 Series II Active Equalizer, #65097, just came through the shop for an overhaul. It worked briefly, but failed quickly on its original components. Nothing that an overhaul can’t take care of! This particular unit had its three … Continue reading →

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Bose® 901 Series II #114658 Repair

Posted on July 26, 2016 by jwk

From Rain City Audio: This Bose® 901 Series II Active Equalizer, #114658, just came through the shop for repair. It had stopped performing the proper equalizer functions, and so was time for an overhaul. Inside, it looks like the smaller … Continue reading →

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Sony TA-2000F Preamp Overhaul

Posted on July 22, 2016 by jwk

From Rain City Audio: This venerable Sony preamp was seen at Rain City Audio last September 2015 when it came in for an evaluation. That check-up revealed a clean bill of health at the time, but over the past several … Continue reading →

Posted in Audio | Tagged , , , | 4 Comments

Bose® 901 Series II #71033 Overhaul

Posted on July 18, 2016 by jwk

From Rain City Audio: This Bose® 901 Series II Active Equalizer, #71033, came into the shop for an overhaul recently. It was showing some signs of age, in this case, a bad left channel. Nothing Rain City Audio can’t fix! This … Continue reading →

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1967 Sony TFM-116L Transistor Radio Repair

Posted on July 14, 2016 by jwk

From Rain City Audio: This cute little Sony 11-transistor portable AM/FM radio, the TFM-116L, recently came through the shop. It’s owner purchased it new back in 1967 while he was stationed overseas with the armed forces, and had been listening … Continue reading →

Posted in Audio, Electronics, Radios and Tubes, Vintage | Tagged , , , | 1 Comment