[Gerry] built his own high stability timebase add-on for his HP 53131 frequency counter. This project started out after [Gerry] built a rubidium 10 MHz standard for his lab. Upon connecting the ...

There’s a transformer for the linear supply, through-hole components, and an Intersil frequency counter on a chip. Everything is easy to get to and large enough to see.

If a variable in the data set represents the frequency of occurrence for the other values in the observation, include the variable's name in a FREQ statement. The procedure then treats the data set as ...

NOPRINT suppresses all displayed output. ORDER= specifies the order to list the variable values. PAGE displays one table per page. You can specify the following options in the PROC FREQ statement.

Photo: The Wall Street Journal The plug-in hybrid, long a fringe technology in the car business, is gaining some traction. As automakers slow-walk plans to roll out more fully electric vehicles in ...

and you'll want to make sure a smart plug can play nice with your broader smart home ecosystem. Some smart plugs come with added features, such as energy monitoring or IFTTT capabilities ...

Not everyone is ready to take the plunge and buy a fully electric car, which makes plug-in hybrids (PHEVs) a great ‘stepping stone’ option. These cars combine an internal combustion engine ...

To counter this, some hybrid cars come with a warranty that specifically covers battery degradation. For instance, Kia outlines its expectations for the battery life of its plug-in hybrid model ...

If you like the idea of owning an electric car but you're not quite ready to say goodbye to a regular engine, a plug-in hybrid (PHEV) could be the answer. Some would argue that they offer the best of ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

1 Day PLUG -1.90% DJIA 1.26% S&P Mid Cap 400 1.72% Energy 0.24% The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the ...

For more than 60 years we've been answering the objective questions—How fast? How quick? How much grip?—comprehensively, and with an authority based in experience that our readers have come to ...