Posts filed under: Collectible Stuff

MJ 300B/2A3 Special Edition

A special edition of MJ Audio Technology Magazine from Japan. A must have for 300B/2A3 lover! Quite expensive, especially if you buy it outside Japan....
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JimmyAuw.com Reference CD #1

After a long journey listening hundreds of tracks, finally I come up with JimmyAuw.com Reference CD #1. This CD, off course due to law regulation, are made by me and only for my own private collection. I use it to...
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Aikido PreAmp Upgrade: Chassis

Not yet finished chassis. Quite huge for a preamp, around 42×42 cm in size. Some copper sheet shown on the picture for some section on the top plate....
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AZ1 Comparison: Philips vs Valvo vs Telefunken

I dig some of my collection and find some AZ1 tubes. Basically, I have several tubes, but short word, they are separated into 3 brands, Philips Miniwatt AZ1, Valvo AZ1, and Telefunken AZ1. I don’t use P-Socket on my system,...
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Lincoln Mayorga and Amanda McBroom: Growing up in Hollywood Town (CD-13)

This album is one of the my precious collectible album. Not just because this CD is quite rare (the original one, not remastered with XRCD bla-bla-bla), but this CD also has an outstanding quality. The Vinyl version is even better...
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Newborn Tiny Amp Show Off

Not completely done, but I could imagine the final appearance later. Enjoy! Only one last module left, the audio player as source. And off course, the speakers....
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Is There Such an Immortal Thing? (We Are Talking Digital Media)

Some of the readers mailed to me and asked, why do I digitalize my collections? The reason is as below. I found at least one of my CD has a serious unrecoverable error. The outer circle has black stain on...
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SRPP PCB

I designed a simple SRPP PCB for my own project. A special thanks to my friend, Mr. ATP who helped to process the PCB fabrication. Well, later these days, I just feel more comfortable with PCB rather than point-to-point wiring....
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Are You Thinking What I’m Thinking?

I love the Duelund CAST Resistor sound on my speaker crossover. Despite its cost, it’s better than some of my previous favorites, like Sfernice or Mills (YMMV). But since they are designed for crossover application, so they don’t have such...
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Wear Out Tube…

The sign of a wear out tube? Time to grab some more… >.<...
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Measuring the Tube Glass Surface Temperature

My Sanwa PC510 multimeter has the capability to measure the temperature via small probe. So, I’m curious to measure my tube glass/surface temperature. I test the 6N1P, 6N6P, and 5U4G tubes....
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The Most Awaited: Duelund CAST Silver Capacitor

After some crazy on the middle of the night decision, finally I decided to purchase the Duelund CAST Silver (CAST Ag) Capacitor. My friend bought my CAST Copper (CAST Cu), so this leaded me into a final crazy decision, to...
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