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Ships and marine technology. Transmitting heading devices (THDs). GNSS principles.

Ships and marine technology. Transmitting heading devices (THDs). Geomagnetic principles.

Ships and marine technology. Transmitting heading devices (THDs). Gyro-compasses.

Ships and marine technology — Transmitting heading devices (THDs) — Part 1: Gyro-compasses

Overview - ISO 22090-1:2014 (Transmitting Heading Devices - Gyro‑compasses) ISO 22090-1:2014 specifies the construction, performance and testing of gyro‑compasses used as Transmitting Heading Devices…

Ships and marine technology — Transmitting heading devices (THDs) — Part 2: Geomagnetic principles

Overview ISO 22090-2:2014 - Ships and marine technology: Transmitting heading devices (THDs) - Part 2: Geomagnetic principles - specifies construction, performance and testing for THDs that use only…

Ships and marine technology — Transmitting heading devices (THDs) — Part 3: GNSS principles

Overview ISO 22090-3:2014 - Ships and marine technology - Transmitting heading devices (THDs) - Part 3: GNSS principles specifies the requirements for transmitting heading devices that determine and…