This set of Flip Cards covers the recent (and developing) GMDSS systems which are becoming universal. The cards show equipment and procedures for HF, VHF and MF, including Digital Selective Calling. Seafarers preparing for the General Operators Certificate or the Long Range Certificate will find the cards particularly useful, while mariners should also be prepared to acquire the appropriate certificate for future use. Without doubt, the coming system.

49 cards in total including the instruction card.