Over 50 yars ago flourescent ligjts were installed in the radio astronomy research laboratories at Jodrell Bank. They proved disasterous for our detecton of low level signals from the depths of the u
The Osram Dulux EL Economy low energy fluorescent lamp spreads some terrible noise on 136 kHz. Substituted it with a similar lamp from Philips which proved to be much quieter. /sm6pxj Mine is a Phili
Greetings! The Osram Dulux EL Economy low energy fluorescent lamp spreads some terrible noise on 136 kHz. Substituted it with a similar lamp from Philips which proved to be much quieter. /sm6pxj Have
