Monthly Archives: November 2005

NOS Vacuum tubes

Arrived big box for recycling and I found big stock of NOS (New Old Stock) radio vacuum tubes. It is the set for repairing some scientific devices. Now these tubes are used in cool hifi audio amplifiers. According to documents, … Continue reading

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UTP lightning protection

We have small local network at home. As it is hobbyist LAN, the cables goes in various strange ways- on the trees, near power lines and etc. We are using FTP ant unshielded (!) UTP cable. In summer, we have … Continue reading

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New graphics for my computer

For some reason, I need more space on my windows desktop. Especially when I edit video, draw images or create and admin webpages. My computer, with integrated i915 graphics didn’t work with second PCI video card. So I was forced … Continue reading

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Li Poli or not?

As cellular phones become more wide spread and newly designed notebook computers and other portable information devices continue to be released, batteries are now required to be “very thin” in addition to having a large capacity and being light in … Continue reading

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USB Flash drive

It WAS USB2.0 flash drive from Transcend. It was faulty from the beginning. Sometime the system freezed during work and after few of such hangings, the device is unrecognisable. As user lost documents of buying it was given to me. … Continue reading

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Night Vision Monocular… maybe

Among the stuff prepared for recycle I found some electrooptical device: Side view On one side there is objective-lens: MIR-1; 2.8/37: Front view The other side is covered with big lens: End view There is small high DC voltage source … Continue reading

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