In plain English: It sets the limits for how much electromagnetic noise a component (e.g., an ECU, infotainment system, or LED driver) can emit inside a vehicle so that it does not interfere with the car's own radios (AM, FM, DAB, GPS, cellular, etc.).
First, a crucial reality check: You will rarely, if ever, find a legitimate, free PDF download of the full standard in the public domain. This article will explain why the 2002 edition still matters, what it contains, and—most importantly—how to obtain it legally without violating intellectual property laws. cispr 25 2002 pdf download
Specifically focuses on protecting internal (on-board) receivers, such as AM/FM radios, land mobile radios, and early navigation systems. 2. Key Test Methods and Limits In plain English: It sets the limits for