Community bonds serve as loans issued by charities, non-profits and co-operatives to raise money. In addition to mom-and-pop investors, the co-op said bond buyers included five community ...

Evolution Petroleum Corp. has entered into a definitive agreement to acquire non-operated oil and natural gas assets ... upside through reactivations of existing waterfloods and through operational ...

With cheap and easily available chips that perform this exact job, it might seem a little loopy to throw 20 LM324 op-amps at the job. But as [gschmidt958] explains, this is strictly for the ...

The circuits discussed in this white paper use the higher current drive capability of the DC power supplies by deriving the AC current for generating the ripple directly from the supplies, and thus ...

In thinking back about that relic from the early 1970’s there was a moment when I assumed they may have been using the transistors as logarithmic amplifiers ... Op Amps; inverting, non-inverting ...