Posts filed under: Collectible Stuff

Some Old Tubes

I manage to collect some old “not common” tubes as below 🙂...
Continue Reading →

Unlytic “The Giant” Film Capacitor

Well, I need a big-capacitance high-quality capacitor to drive my headphone amplifier (we are talking 200-500uF capacitance and at least 400VDC working voltage). I don’t have too many choices (or perhaps no choice at all!). So I would go with...
Continue Reading →

Time for Obbligatos…

After Elna, BlackGate, and M-Lytic, now it’s time for the Obbligato. My order just arrived yesterday. I bought three types of Obbligato available on the market. The picture above is the Obbligato Copper Case Aluminum Film Caps. The case is...
Continue Reading →

Another Component Arrives…

Yesterday, another component arrived. This is one of the most important component for my B+ power supply. Welcome the Mundorf M-Lytic High Voltage “Special Custom Edition” 560uF/400V. This special capacitor made by well known high end capacitor manufacturer, Mundorf from...
Continue Reading →

More Components Arrive…

After here and here, well seems not enough, I have ordered some more components for my next DIY project. Just arrive today. The target is clear. This could be my last so should be my best DIY project. So, I’m...
Continue Reading →

My Power Supply Transformer

My custom power transformers have just arrived. Like on my previous post, I plan to use 4 power transformer for my next Aikido project (two Heaters and two High Voltage). So here is the stuff 😉 The first line above...
Continue Reading →

PCB Made in America

Well, this is a surprise news for me (at first). A “Made in America” PCB? Seriously? Few months ago, my friend introduced me to TubeCAD (and finally led me to John Broskie). Actually, I knew his TubeCAD Journal and even...
Continue Reading →

Brimar CV4024 and GE 12B4A

After a quite long searching period, finally I got my tube, the Brimar CV4024 and GE 12B4A. Actually, I was looking for RCA 12B4A or Tungsol. But got no luck for now 🙁 But this two pairs of tubes should...
Continue Reading →