DIN IEC 60444-3:1993-01
Отменен
Measurement of quartz crystal unit parameters by zero phase technique in a <pi>-network; part 3: basic method for the measurement of two-terminal parameters of quartz crystal units up to 200 MHz by phase technique in a <pi>-network with compensation of the parallel capacitance C<(Index)0>; identical with IEC 60444-3:1986