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GTN 750 : TDS vs PMS

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The TDS users seem a minority here at Avsim 😄

Dominique

Simming since 1981 -  [email protected] GHz with 16 GB of RAM and a 1080 with 8 GB VRAM running a 27" @ 2560*1440 - Windows 10 - Warthog HOTAS - MFG pedals - MSFS Standard version with Steam

 

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Just now, Dominique_K said:

The TDS users seem a minority here at Avsim 😄

Not sure you can conclude that... some of us do not participate in this debate..

For my part, I like the TDS unit because it operates like the real Garmin unit...

Navdata mismatches with MSFS do not bother me that much.. 😉

Bert

  • Author
14 minutes ago, Bert Pieke said:

 

For my part, I like the TDS unit because it operates like the real Garmin unit...

 

 Besides the data base, a well clarified subject now,  do you imply that the TDS works like a real Garmin and the PMS not ? In which sense ? 

Dominique

Simming since 1981 -  [email protected] GHz with 16 GB of RAM and a 1080 with 8 GB VRAM running a 27" @ 2560*1440 - Windows 10 - Warthog HOTAS - MFG pedals - MSFS Standard version with Steam

 

Just now, Dominique_K said:

 Besides the data base, a well clarified subject now,  do you imply that the TDS works like a real Garmin and the PMS not ? In which sense ? 

I like the ability to rubberband minor flight plan modifications, to navigate around terrain for example..

The PMS unit, back when I tried it, did not offer this.. maybe it has evolved.. I do not know.

Bert

1 hour ago, Dominique_K said:

The TDS users seem a minority here at Avsim 😄

Perhaps not :ph34r:

But I too, avoid the "this or that" debate.  I'm a lover not a fighter...

I may end up buying the PMS at some point, but the thing is, I haven't come across a navaid or procedure that is missing with the TDS.  That could be because I've mostly flown aircraft that need more than 4,000 feet of runway.  I don't know.  I have noticed that sometimes the procedure in Navigraph Charts is a little different than what the TDS gives me.   Not radically different but just little things I adjust for.

Rhett

7800X3D 96 GB G.Skill Flare  Gigabyte 4090  Crucial P5 Plus 2TB

  • Author
35 minutes ago, Mace said:

Perhaps not :ph34r:

 

I may end up buying the PMS at some point, but the thing is, 

I see what you mean. I initiated the thread to help me in a possible purchase and maybe others, not more. It has been a good thread so far. Not too combative.

Allow me to be intrigued. Why are you thinking to leave the TDS for the PMS ? Because of the discrepancies with Navigraph ?

Dominique

Simming since 1981 -  [email protected] GHz with 16 GB of RAM and a 1080 with 8 GB VRAM running a 27" @ 2560*1440 - Windows 10 - Warthog HOTAS - MFG pedals - MSFS Standard version with Steam

 

1 hour ago, Bert Pieke said:

I like the ability to rubberband minor flight plan modifications, to navigate around terrain for example..

The PMS unit, back when I tried it, did not offer this.. maybe it has evolved.. I do not know.

You can now click anywhere on the map with the PMS and set a DIRECT TO to that waypoint.

Alvega

CPU: AMD 7800X3D | COOLER: Cooler Master MasterLiquid 240L Core ARGB | GPU: RTX 4070 TI Super 16GB OC | Mobo: ASUS TUF GAMING X670E-PLUS WIFI |
RAM: 32 GB Corsair Vengeance RGB DDR5 6000MHz PC5-48000 2x16GB CL36 | SSDs: WD Black SN770 2TB NVMe SSD (WIN11), WD Black SN850X SSD 2 TB M.2 2280 PCIe Gen4 NVMe (MSFS), Crucial MX500 2TB (Other stuff) | CASE: Forgeon Arcanite ARGB Mesh Tower ATX White | Power Supply: Forgeon Bolt PSU 850W 80+ Gold Full Modular White 

26 minutes ago, Alvega said:

You can now click anywhere on the map with the PMS and set a DIRECT TO to that waypoint.

I didn't know that, will have to try it. 

 

 

 

11 minutes ago, Bobsk8 said:

I didn't know that, will have to try it. 

 

Check the Announcements channel on the PMS50 Discord, all the changelogs are posted there.

Quote

Added the map waypoint feature. This allows a direct To any clicked map point. When the clicked point is not a valid ICAO waypoint, this creates a map waypoint. Then, if you press the direct To, you will see this map waypoint directly selected so you can direct to it. This works also from the Utility map. Premium only.

 

Edited by Alvega

Alvega

CPU: AMD 7800X3D | COOLER: Cooler Master MasterLiquid 240L Core ARGB | GPU: RTX 4070 TI Super 16GB OC | Mobo: ASUS TUF GAMING X670E-PLUS WIFI |
RAM: 32 GB Corsair Vengeance RGB DDR5 6000MHz PC5-48000 2x16GB CL36 | SSDs: WD Black SN770 2TB NVMe SSD (WIN11), WD Black SN850X SSD 2 TB M.2 2280 PCIe Gen4 NVMe (MSFS), Crucial MX500 2TB (Other stuff) | CASE: Forgeon Arcanite ARGB Mesh Tower ATX White | Power Supply: Forgeon Bolt PSU 850W 80+ Gold Full Modular White 

1 hour ago, Dominique_K said:

I see what you mean. I initiated the thread to help me in a possible purchase and maybe others, not more. It has been a good thread so far. Not too combative.

Allow me to be intrigued. Why are you thinking to leave the TDS for the PMS ? Because of the discrepancies with Navigraph ?

I would not leave the TDS.  I would still have it and use it.  It's just that I like to compare, I am intrigued as well with both units.

For example the noted issue about TDS not having some smaller airports, the PMS using the msfs database and therefore having these airports or procedures.  That's interesting.  And I would like to see why the PMS reportedly isn't as close to the real unit as the TDS is.  I am an avionics guy, I will buy the A300B4 just for the INS.  I used to have Ernie Alston's FMC gauges in a tricked-out CLS DC-10-30.   I love this stuff -- the subtle differences in aircraft cockpits/VC's and the various avionics.

Rhett

7800X3D 96 GB G.Skill Flare  Gigabyte 4090  Crucial P5 Plus 2TB

1 minute ago, Mace said:

I would not leave the TDS.  I would still have it and use it.  It's just that I like to compare, I am intrigued as well with both units.

For example the noted issue about TDS not having some smaller airports, the PMS using the msfs database and therefore having these airports or procedures.  That's interesting.  And I would like to see why the PMS reportedly isn't as close to the real unit as the TDS is.  I am an avionics guy, I will buy the A300B4 just for the INS.  I used to have Ernie Alston's FMC gauges in a tricked-out CLS DC-10-30.   I love this stuff -- the subtle differences in aircraft cockpits/VC's and the various avionics.

Can you explain to me what the PMS is lacking that the TDS has, because I flew the F1 GTN 750 ( should be basically the same I think)  for a couple of years, and I don't see anything missing in the PMS unit>>

 

 

 

2 minutes ago, Bobsk8 said:

Can you explain to me what the PMS is lacking that the TDS has, because I flew the F1 GTN 750 ( should be basically the same I think)  for a couple of years, and I don't see anything missing in the PMS unit>>

I do not know what the current state of the PMS is, as it is being actively enhanced.. but when I tried it, I could not use rubberbanding to make modifications to my flightplan, as I can on the TDS unit. 

Bert

1 minute ago, Bert Pieke said:

I do not know what the current state of the PMS is, as it is being actively enhanced.. but when I tried it, I could not use rubberbanding to make modifications to my flightplan, as I can on the TDS unit. 

It was just explained on another thread, that after the latest update,  you can just click on the screen and make that the next waypoint.

Edited by Bobsk8

 

 

 

53 minutes ago, Bobsk8 said:

It was just explained on another thread, that after the latest update,  you can just click on the screen and make that the next waypoint.

That is a step in the right direction, and given time, the PMS unit may well end up with having most of the Garmin flight plan management logic implemented.. 

What has really helped, is the work that WT has done on the underlying MSFS flight planning system, which has directly benefited the PMS unit which relies on it.

Edited by Bert Pieke

Bert

1 minute ago, Bobsk8 said:

Can you explain to me what the PMS is lacking that the TDS has, because I flew the F1 GTN 750 ( should be basically the same I think)  for a couple of years, and I don't see anything missing in the PMS unit>>

I can provide an example. VNAV Advisories. IRL the GTN750 will provide a TOD marker, a time to TOD and a Vertical Speed Required to descend to the appropriate next altitude or FAF. This happens automatically in the TDS as a result of current altitude, current speed, approach selected and the desired FIX or FAF altitude per FP.

In the PMS50 this is a separate function that is accessed via the utilities page.  The end result is similar but the PMS is not accurate in this function, at least not “GARMIN Accurate”.

-B

 

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