IS 8271 : Part 2 : Sec 21 : 1985 Specification for Quartz Crystal Units Used for Frequency Control and Selection - Part 2 : Series AA for Oscillators - Section 21 : Quartz Crystal Unit Type AA-21

0. General

This standard shall be read in conjunction with IS : 8271 ( Part 1 )-1981 ‘Specification for quartz crystal units used for frequency control and selection: Part 1 General requirements and tests ( first revision )