This standard is suitable for measuring microwave ferrite materials (Ms is 0.02~0.4T) in the 3cm band (8.2~12.4GHz). Its measuring range μ′d is 0.70 to 0.95; μ″d is 1×10^(-3) to 1×10^(-1)
SJ/T 10214-1991 history
1991SJ/T 10214-1991 Measuring method for demagnetized state permeability of microwave ferrite materials