PPM results from Nielsen show overall growth in radio listenership due to a much-awaited methodology change, according to a ...

Last winter saw a record high of at least 700,000 Brits on a pre-payment meter (PPM) turning off their energy at least once, stark figures suggest. Now, Brits are bracing themselves for another ...

According to Nielsen, in-car listening constitutes the majority of away-from-home radio usage, with weekends leading at 79% ...

Last winter saw a record high of at least 700,000 Brits on a pre-payment meter (PPM) turning off their energy at least once, stark figures suggest. Now, Brits are bracing themselves for another ...

The meter meets EPA 180.1 for turbidity and EPA 330.5 for chlorine. The turbidity range is 0-4,000 NTU with a MDL of 0.05 NTU. The free and total chlorine range is 0-10 ppm with a MDL of 0.03 ppm.