Thursday, Mar 21, 2013 at 10:39
For remote travelling I would recommend a satellite phone first and a
HF radio second and of course a UHF for short range comms.
HF 4wd radios are still a viable option for remote travels...... there are many advantages as there is many disadvantages compared to a satellite phone.
HF advantages.
1) Regular scheds with useful information.
2) Tracking service available.
3) In an emergency situation your dealing with professionals.
4) Many add on
services available.
5) Help may only be a few kilometers away.
HF disadvantages.
1) Harder and more complicated to use.
2) No good for secure communications.
3) Others unable to contact you direct unless they have a
HF radio and the conditions are right.
4) Limited telephone communications and other parties find it hard to use.
5) Atmospheric conditions limiting use.
6) More complicated installation.
7) May not work in all situations.
8) Harder to SMS.
9) More expensive.
10) No good for obtaining general information.
11) No good in a rollover.
12) Can be electrically/mechanically less reliable.
I didn't include the usage costs or access fees as they are about the same.
AnswerID:
507256
Follow Up By: The Explorer - Thursday, Mar 21, 2013 at 10:48
Thursday, Mar 21, 2013 at 10:48
"Others unable to contact you direct unless they have a
HF radio.."
A disadvantage of a sat phone as
well - you wouldn't believe the number of people who don't have one :)
Sat phone is definitely the easiest, smartest solution for infrequent "outback" trips. HF still does the job but probably more suited to someone who travels on a frequent basis and then it could still be argued that a sat phone would still be better in many circumstances. Best solution is to have both but that doesn't suit everyone.
Cheers
Greg
| I sent one final shout after him to stick to the track, to which he replied “All right,” That was the last ever seen of Gibson - E Giles 23 April 1874 Lifetime Member My Profile My Blog Send Message Moderator |
FollowupID:
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Follow Up By: Member - Boobook - Thursday, Mar 21, 2013 at 12:17
Thursday, Mar 21, 2013 at 12:17
Agreed, I love my HF and would usually go to it over the Sat phone first but as the two posters above indicate, it is a steep learning curve and short term installation is not really viable.
A HF is nothing like a "big UHF CB" and requires a working knowledge of
HF radio behaviour, protocols etc to get the most out of it. Also I am pretty sure all memberships are 12 months min.
VKS has a new Satellite service that gives you most of the benefits of both worlds. check you their website.
FollowupID:
784480
Follow Up By: pprass - Thursday, Mar 21, 2013 at 12:57
Thursday, Mar 21, 2013 at 12:57
"A disadvantage of a sat phone as
well - you wouldn't believe the number of people who don't have one :)"
I am pretty sure that I have called a Sat phone from my 3G mobile. So you don't have to have a Sat phone to communicate to another Sat phone - it is just expensive to do so. (or was when I had one for a short time)
FollowupID:
784484
Follow Up By: The Explorer - Thursday, Mar 21, 2013 at 13:36
Thursday, Mar 21, 2013 at 13:36
".. So you don't have to have a Sat phone to communicate to another Sat phone..."
You don't need a
HF radio to communicate with another
HF radio either...and you can call a
HF radio with a Sat Phone and visa versa...but if you are in a location where only sat phones and HF radios work then you will need one or the other.
Cheers
Greg
| I sent one final shout after him to stick to the track, to which he replied “All right,” That was the last ever seen of Gibson - E Giles 23 April 1874 Lifetime Member My Profile My Blog Send Message Moderator |
FollowupID:
784491
Follow Up By: racinrob - Thursday, Mar 21, 2013 at 20:14
Thursday, Mar 21, 2013 at 20:14
Most HF clubs are continually upgrading, VKE237 has unlimited SMS texting at no cost, direct link thru any of their bases to the RFDS in
Port Augusta, telephone interconnect to any phone.
Membership is $70 P/A and $20 joining fee.
rr VKE237 Sel 6678
FollowupID:
784531
Follow Up By: Member - PJR (NSW) - Thursday, Mar 21, 2013 at 21:26
Thursday, Mar 21, 2013 at 21:26
Plus for the phone:
On a recent trip in the
Vic High country whenever I fired up the phone I had full signal, even in the valleys. May be luck but it gave me good comms to home each night. Sent GPS messages to the grandkids to follow us.
Plus for the HF:
But I couldn't call the others in a second group using the satellite phone. That is where the HF came into play. The HF got through. Not all times but most of the times. The second group had vehicle issues and we chatted with them to help.
Passing or leaving messages:
With the satellite phone anyone can leave a voice mail at any time or even an email or SMS. But to get a message to a 4WD HF user in the bush VKS cannot help. Short emails to our satellite phone are free.
We had damages and had to go back home and then try to rejoin the mob. I tried to call VKS to get a message through but they would not accept any message unless it was an emergency. We did rejoin the group thanks to Oziexplorer and route/waypoint files the leader gave me.
Phil
FollowupID:
784537
Follow Up By: MEMBER - Darian, SA - Friday, Mar 22, 2013 at 09:56
Friday, Mar 22, 2013 at 09:56
Re VKS messaging - just to be precise, messages to members from anyone, via any means are passed on soon as (often between skeds, via selcall) - all the receiving member needs to do is scan or monitor one of the many daily skeds. If non members are the subject of a message request, that produces problems because Federal Communications law prohibits such activity. Of course, in genuine emergencies, free communication with anyone is on. It should be pointed out though that VKS737 volunteers often provide communications assistance to NON members, through our various bases, when our members encounter them in difficulty - no problem there - it's just talking direct to non-members on HF that is the snag.
FollowupID:
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Follow Up By: Member - PJR (NSW) - Friday, Mar 22, 2013 at 10:21
Friday, Mar 22, 2013 at 10:21
You are right I should have been more accurate. They only accept emergency message to be passed from the phone via
HF radio to through the VKS HF network to the 4WD operator.
On that recent trip that I mentioned I phoned VKS to send the group a message to call me on my satellite phone. I had access about 90% of the time.A recorded message said that they only accepted emergency message. My message was not an emergency message. So I couldn't send my message to anyone on the trip with HF 4WD VKS
membership.
Phil
FollowupID:
784577
Follow Up By: The Explorer - Friday, Mar 22, 2013 at 10:35
Friday, Mar 22, 2013 at 10:35
Hi
VKS isn't the only option. If you want less restriction on HF->Phone and visa versa maybe
Radtel would be a good choice.
Cheers
Greg
| I sent one final shout after him to stick to the track, to which he replied “All right,” That was the last ever seen of Gibson - E Giles 23 April 1874 Lifetime Member My Profile My Blog Send Message Moderator |
FollowupID:
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Follow Up By: Member - PJR (NSW) - Friday, Mar 22, 2013 at 10:53
Friday, Mar 22, 2013 at 10:53
True. And they may be more flexible with messages to the remote vehicle. I am only talking about VKS in this case.
It was quite a surprise because I had in the past relayed messages through
my home HF station (note not 4WD HF service) to all parts of the world. Even to the point of having the family and friends visit my house and chat for hours with the other end which could be in
places like Antarctica. But I do see their (VKS) point as
well.
Phil
FollowupID:
784584