AEMC’s GX320 20 MHz function generator can store 15 complete instrument configurations. There is an adjustable phase synchronization of several generators in a cascade arrangement, and the frequency adjustment is stable to the nearest digit.

Harbor Freight’s 9,500W Predator inverter generator features a 6.8-gallon fuel tank and run time of up to 18.5 hours at 25% load. The pure sine wave inverter technology safely powers sensitive electronics. It includes four flat-free wheels and foldable handle for portability.

Generac’s iQ2,000 residential inverter portable generator features a low-oil level shutdown that safeguards engine from damage. The electronic fuel gauge displays amount of fuel remaining, and the status lights display ready, low oil, overload and overheat alerts. Turbo, standard and economy modes save fuel and reduce noise.

Generac’s XD5000E 120/240V commercial portable generator features a compression release lever that enables easier starting during cold ambient temperatures and a 12-gallon fuel tank with a run-time of 32.4 hours at 50% load. An integrated lifting eye provides easy transport and security on the job site. It is diesel-powered and has a fully welded 11/4-in. steel frame.

Generac’s 120V AC GP 3500iO open frame inverter generator features USB ports to charge mobile devices. Economy mode adjusts engine speeds to save fuel and reduce sound emissions. The status lights alert users when it is low on oil, overloaded or ready to use.

Generac’s 1,800W portable generator creates enough electricity to power up an essential item. It features a 3¹/₂-gallon steel fuel tank and a fuel gauge. It provides up to 10.5 hours of power at half load. The hardened steel tube cradle protects the generator from damage, and the splash lubrication works to provide a longer engine life. It features a low tone muffler for a quiet operation.