[Debraj] needed a simple signal generator for a project he was working ... he observed that the PC had good frequency fidelity, though it required an additional DC offset as most cards are built ...

10 MHz output from DIY frequency standard Of course ... his relatively affordable Siglent SDG 1025 Arbitrary Function Generator, but found its accuracy to be a bit lacking.

Comb generators are a source for producing fundamental frequency components and multiple harmonic components. A comb generator generates a number of harmonics simultaneously, which look like a comb ...

To get things up and running again, you need a portable generator. The quietest, lightest, and most powerful 2,200-watt generator we tested is easy to start, and the Bluetooth app makes monitoring ...

The guiding principle when hooking up a portable generator is simple: Don’t take shortcuts. They can be dangerous and, at times, even lethal. First, you may feel compelled to get your electric ...

Binaural beats, when tuned to an adequate frequency, are theorized to encourage the brain to gradually transition from a more alert, higher-frequency state into a slower, more relaxed one. Some ...

They are also used to troubleshoot various electronic devices and to measure frequency. The function of a signal generator is to produce alternating current (AC) of the desired frequencies and ...

Chauncey grew up on a farm in rural northern California. At 18 he ran away and saw the world with a backpack and a credit card, discovering that the true value of any point or mile is the ...

A home generator can be a smart investment, whether you’re dealing with frequent power outages or simply want to be prepared. With many options to choose from, including portable and solar ...

The Pulsar 2,200W Dual-Fuel Inverter Generator is on sale for $420 (save 40%). Hurry, this deal won’t last long! Power outages can spoil perishable food, render appliances worthless, and even ...

All of the solar generators listed here were run through empirical testing at CNET's lab and handled and examined in person by me. All the picks below were made with firsthand knowledge.