Access and Terminals (AT) - Ordinary quality voice bandwidth 2-wire analogue leased line (A2O) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Special quality voice bandwidth 2-wire analogue leased line (A2S) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Ordinary and Special quality voice bandwidth 2-wire analogue leased lines (A2O and A2S) - Terminal equipment interface
Edition 2001-11-01

Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Special quality voice bandwidth 4-wire analogue leased line (A4S) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Ordinary and Special quality voice bandwidth 4-wire analogue leased lines (A4O and A4S) - Terminal equipment interface
Edition 2001-11-01

Fibre optic communication subsystem basic test procedures - Part 3-7: Test procedures for analogue systems - Transmitter or receiver bandwidth measurement (IEC 86C/220/CDV)
Edition 1998-10-01

Land Mobile Service; Radio equipment using constant or non-constant envelope modulation operating in a channel bandwidth of 25 kHz, 50 kHz, 100 kHz or 150 kHz; Harmonised Standard covering the essential requirements of article 3.2 of the Directive 2014/53/EU (ETSI EN 302561 V2.1.1 (2016-03))
Edition 2016-06-01

TETRA radio equipment using non-constant envelope modulation operating in a channel bandwidth of 25 kHz, 50 kHz, 100 kHz or 150 kHz; Harmonised Standard for access to radio spectrum (ETSI EN 303758 V1.1.1 (2021-07))
Edition 2021-10-01

Optical fibres - Part 1-41: Measurement methods and test procedures - Bandwidth