Chronometric Terms; Frequency, Period
Edition 1971-07

Technical requirements and verification for clocks and clockmovements with electrical energy source; frequency of resonator ≤ 1000 Hz, terms of delivery for clock movements
Edition 1977-03

Chronometer; wrist-chronometer with frequency of oscillating system ≤ 1000 Hz, designation, requirements, testing
Edition 1980-10

Firefighting and fire protection - CAN interface for components in emergency vehicles - Part 8: Frequency converter
Edition 2016-08

Radio-frequency identification of waste containers by transponder technology using frequencies below 135 kHz and 868 MHz; Text in German and English
Edition 2014-06

Protective clothing - Part 100: Protection against electromagnetic fields in the frequency range from 80 MHz to 1 GHz; Requirements and test methods
Edition 2002-03

Frequency Test Record St 33 and M 33 (33 1/3 rev/min; Stereo and Mono)
Edition 1971-03

Frequency response and separation test record
Edition 1984-07

Terms of HF-lines
Edition 1964-06

Hollow metallic waveguides; rectangular waveguides, dimensions
Edition 1980-03