Posts Tagged ‘transistor’:

2021-11-23 Replace Germanium With Silicon Transistors

I also remember those projects that used the CK722 and 2N107. The last few years I have been repairing older transistor radios with germanium transistors. I have had a few of them with bad germanium output transistors, and I’ve replaced them with silicon PNP transistors, along with a change in base bias resistors. They work

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2015-11-24 AT&T or at&t Article

The day after tomorrow is turkey day, and I have been trying to read some online things but I keep getting distracted. One article I found on Investopedia is about at&t, as its logo is now spelled, but was known as AT&T for more than a century.  The article gives a bit of at&t’s history

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