Ian Waugh - A Mariner\'s Guide to Marine Communications

Depending on your installation, all three components may be inside a single case; or the transceiver may be a single unit with t ...

__ -- .-I ~ .. --------------------- Figure 6.3 VHF 'Line of Sight' propagation. Both vessels can talk to the Coast Station but ...

Power High/Low: Changes the equipment from full power (25 watts on a fixed set) to low power (1 watt). Full power on a hand-hel ...

VHF DSC Controller - operation and controls The DSC Controller should have been programmed with your individual MM SI (see Appen ...

Other individual {routine; ship's business; telephone call}. Group Call {for calling your 'fleet' with a single call, rather tha ...

appended to the alert, using the clock time of your own DSC unit. In most cases this date/time will come from the GPS receiver - ...

Chapter 7 MARINE MF/HF SSB RADIO YOUR MARINE SSB RADIO offers medium range (up to around 200 miles) and long range {worldwide} c ...

MF/ H F ship/ shore and shore/slUp , { , , I intership , \ J \ Figure Z 1 (b) MFIHF Commercial Services BBC World Service (J-H) ...

whip antenna (r('ccivN) wire antenna (transmitter) insulator sarf't)" loop m<tsl ur other sup("rstructure insdeck ulator ABOV ...

Marine MF IHF SSB Radio - Schematic Diagram MariDe MFIHF SSB Radio - Schematic Diagram (lead-in to antenna) Antenna Coupler , TR ...

SSB radio operation and controls To get the best from your Marine MF /HF SSB Radio, you should operate the controls shown in the ...

2182kHz). Some equipment may label this control VSB while others may label it SSB. R3E - SSB voice, with 'reduced' carrier - is ...

installation}. If you forget to tune, you may damage the Antenna Coupler when you press the PIT switch and put foil power into t ...

8 Receiver RF Gain and Automatic Gain Control (AGC): The RF Gain controls the sensitivity of the receiver in the radio frequency ...

Problem: I've been experimenting with my Marine SSB radio, trying to listen to a weather service on an 'Amateur Maritime Mobile ...

on 2187·5kHz (the MF Distress Alerting frequency). When in an A3/ A4 area, you need to programme 8414·5kHz and one other HF Dist ...

CALL button Used to set up all types of call - Distress, Urgency, Safety and Other (e.g. routine intership; ship's business; lin ...

TEST There are two regular tests that should be carried out on your MF /HF DSC installation: A daily internal test, without tran ...

The RF gain is set correctly, and AGC is on (fast/slow if appropriate). The volume control is high enough to be heard. The louds ...

insulated {especially where passing through the deckhead/bulkhead} and must be kept clear of metal stanchions, handrails or othe ...