A DIY wall-mounted sound visualizer plots ambient audio as a smooth waveform on an RGB LED matrix, combining a Pico-class ...

Don Cowan and Mahyar Mohammadnezhad of Kiwa PI Berlin explain the importance of upstream diligence in ensuring long-term PV ...

Marantz is doubling down on home theater separates for 2026, introducing two new components designed for enthusiasts who want ...

Mike Stewart] powers up a thrust meter from an Apollo lunar module. This bit of kit passed inspection on September 25, 1969.

A “standard reference thermoelectric module (SRTEM)*” for objectively measuring thermoelectric module performance has been developed in Korea for the first time. A research team led by Dr. Sang Hyun ...

A standard reference thermoelectric module (SRTEM) for objectively measuring thermoelectric module performance has been developed in Korea for the first time. A research team led by Dr. Sang Hyun Park ...

The AMP 30 carries the same clean, restrained exterior design language seen on the AV 20 and Marantz CINEMA Series AVRs, though in a slimmer chassis. Its signature front panel porthole display is more ...

You don’t see them much anymore, but there was a time when any hobbyist who dealt with RF probably had a grid dip meter. The ...

We earn commissions from purchases you make using links in our articles. Learn more. Anyone who works on their car should have a multimeter, but they come in handy around the house too. Whether you ...

From smart meters to prepayment meters, Economy 7, Economy 10 and standard meters, here's what you need to know about gas and electricity meters to help you save money on your energy bills. With over ...

A "standard reference thermoelectric module (SRTEM)*" for objectively measuring thermoelectric module performance has been developed in Korea for the first time. A research team led by Dr. Sang Hyun ...