Systems & Propulsion

Oscillating models fail early in long-term testing.

Among mushroom-types, the Nicro PowerVent with interchangeable fans for intake and exhaust gives 24-hour operation.

Breeze Booster preferred over three other brands.

Our comprehensive evaluation of ventilation accessories breaks them into four distinct categories: fans, fabric scoops, cowls and mushroom vents.

Breeze Booster preferred over three other brands.

Our comprehensive evaluation of ventilation accessories breaks them into four distinct categories: fans, fabric scoops, cowls and mushroom vents.

Engines make noise. Crew-especially when theyre trying to hold a conversation, sleep, or just relax-don't like noise. The solution? Isolate the crew from the engine noise and vibration. In this update of our May 1, 1993 report, 10 sound-attenuating products are tested and ranked.

New GPS-connected EPIRBs and ACR's forthcoming Personal Locator Beacon promise to improve search and rescue operations at sea.

Kenyon InstrumentsReader Ernie Copp owns some old Kenyon instruments. The company has long been out of business. Following his successful search to find someone...

Batteries dead? Need to jump start your engine? We test four 17-lb., 17-Ah power packs that can do that job and others. The most expensive is also the best-the Solar ES-5000.