Beware - longish post
Both SatPhone and HF radio have their good and bad points.
I have a HF radio but then I've always been a bit of a radio nerd so I'm kinda biased about that.
If I were starting anew I'd opt for the SatPhone. Make sure it is an InMarSat system unit. Anything else is just junk IMHO.
Know the limitations of using a SatPhone. DON'T try to use it while mobile. They are communicating with satellites. There are a lot fewer of them and they are much farther away than cell towers. Acquiring a signal may take a minute or so but once acquired it should be solid UNLESS YOU MOVE THE PHONE. This is why modern SatPhones have Bluetooth. Acquire a signal with the phone and leave where it is and wander around talking with a bluetooth headset. There is a noticeable lag when using a SatPhone. This is not huge and after a short while you get used to it and adjust your conversation accordingly.
Calls can be expensive but most suppliers have plans that allow you to purchase a plan that can get calls down around $1/min (or less). Don't plan on using it like your normal mobile phone or it WILL be expensive.
Don't know if the government is still running the subsidy but if you travel enough you could get the startup cost down to around $500 through an authorised dealer.
SatPhones don't take up a lot of room but the auxiliary paraphernalia like chargers and spare batteries can. I find that external antenna units are not particularly good for SatPhones unless they are part of a permanently installed car kit for example.
If you want to go HF then the startup cost could be high but the running costs are relatively cheap. You need to be licensed. This is usually achieved by joining a network like HFOz or VKS737 and subscribing to their relay services. Telephone calls can be made from your radio for an additional cost which is similar to the cost of a SatPhone call. This is achieved by connection to a service like Radtel. Radio performance varies. Mostly it is good and you can communicate clearly over the continent. Sometimes it is crap and you're lucky to get 100km.
The equipment is large and power hungry. The Codan 9350 autotune unit is nearly 1m tall without the antenna whip! The main unit is about the size of a ream of A4 paper. You need to think about where you would install these things. Current legislation means you can no longer install your autotune unit on the front of your vehicle, for example.
Someone above mentioned GPS co-ordinate transmission. Yes the modern Codan and Barrett units can do this with the appropriate gear. Not all of the HF service providers are licensed to transmit or deal with this info as it is data transmission so do some research. The latest Codan NGTs and Barrett 2050s can also send/receive short text messages similar to SMS on the cellular phone networks. Great stuff but you need to know who you're sending it to and your HF provider may not be licensed as these are data transmissions.
So, if you want to communicate with folks back home and other travellers on a regular basis and get updates on road conditions and such then the HF networks are a great resource.
If you want to have emergency assist insurance then carry a Satphone and an EPIRB (or like) device.
Anyway that's my 5c worth. Sorry for the long-ish post.
Cheers,
Iain
Iain
VK3BIT
03MY Range Rover HSE Td6
Nudge Bar, Sat-Nav, Cargo Barrier, IC-450, IC-706 and Codan 9350, DT-90 DBS, Chipped!
LROCV DTU member
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