IS 7068 : 1973 Specification for 6.25 mm calibration tape

1 Scope

1.1 This standard specifies the minimum requirements for 6.25-mmcalibration tapes for making adjustments and comparativeassessments of the reproducing performance of both professional anddomestic magnetic tape recording and reproducing equipment.

2 References

IS 2 :1960Rules for rounding off numericalvalues

IS 1885 : Part III : Sec 3 :1967 Electrotechnical vocabulary:Part III Acoustics,Section 3 Sound recording andreproduction

IS 4479 :1967Methods of measurements on magnetictapes for sound recording andreproduction

Amendment 1 is Incorporated.