[Dxspider-support] feature request
K-Jarl at algonet.se
Wed May 14 21:21:06 BST 2008
sh/dx info <ES
does the trick on spider.
Lee Sawkins wrote:
> Hi Henk
> Something similar to what you are proposing is currently in use by some
> clusters and their users.
> Many of the VHF and up operators are currently using a common method of
> showing the propagation mode. The mode is enclose by "<" and ">". <ES>
> <MS> <EME> <TR> etc are commonly seen in the dx spots. Usually, but not
> always, the gridsquares are shown before and after this. Now all you
> need to do is to convince all the non conforming VHF and up users to
> standardise on this method.
> The original AK1A Packet Cluster and other dx cluster node software have
> a method of asking for specific comments. This is done by using single
> quotes around the desired comments. "sh/dx '<ES>'" will return a list
> of spots for Es. "sh/dx '<es>' '<tr>'" will return both kinds of
> spots. I tried a few Dx Spider clusters, but this does not appear to be
> Lee VE7CC
> Henk hdv wrote:
>> The dx-cluster is used for spots on HF as well as for VHF and higher.
>> At the higer frequencies the mode of propagation is of importance to the
>> On those frequencies some are just looking for tropo DX, while others are
>> active on EME, etc. .
>> On top of that various programs exist which use a special notation in the
>> remark-area of a dx message to take the spot into account for calculation of
>> the propagation. Based on that for instance sporadic-E forecasts for 6m and
>> 2m are made.
>> However there is no standardisation in this area. So a lot of valuable dx
>> spots are not used by these programs.
>> Also with a "sh/dx on 2m" all kinds of propagation are shown, while one
>> could only be interested in all meteor scatter spots during a ms-shower.
>> A standardised way of providing the mode of propagation would solve all of
>> So the question is : could the mode of propagation be added to a dx-spot.
>> This could be done as:
>> dx/ms 144365 sm1abc the /ms indicating meteor scatter.
>> The following additions could be made :
>> /tr tropo
>> /ms meteor scatter
>> /au aurora
>> /em eme
>> /rs rain scatter
>> /io iono
>> /te tep
>> the /xx should be optional, so all would be the same if no propagation is
>> In the show command the mode of propagation could be added, so "sh/dx/eme on
>> 2m" would only list the eme spots.
>> Also propagation calculation programs, like G7RAUs Life MUF, could benefit
>> substantually from this addition.
>> Although I am no serious hf operator maybe additions for hf could have value
>> as well,
>> /lp long path
>> /gl gray line
>> Please let me know what you (and others) think of this idea.
>> best regards
>> Henk PA0C
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