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Posted
9 hours ago, Caldera said:

Ziptie,

 

 

Yes I meant China Hat (left thumb forward) and one day may I stop getting Coolie and China confused...

 

EDIT: Flight Manual Page 409

 

• Targeting Pod (TGP).

Like the Maverick, when the TGP is SOI and the "set sensor as SPI" function is selected, the line of sight point at ground intersection marks the SPI with a TMS Forward Long. This will be the same coordinates and elevation displayed in the TGP display.  As the TGP crosshairs are slewed, the SPI will move along with it.  To un-assign the SPI from the TGP, you may either use the "reset SPI to steerpoint" function or assign the SPI to another sensor.  (example:) China Hat Aft Long.
 

Sorry, more confused than ever.  I did it to myself...

 

Before my above post I spent some time re-reading this section in the manual.   Then I went and flew so I could test this out.  Lo and behold, as I watched the TAD the SPI was locked on to the TGP LOS.  If I slewed the TGP then both the TGP LOS and the SPI  moved together.  Now, I can't seem to reproduce.

 

Can I borrow a sharp stick or a maybe a pencil?  🤡

 

Caldera

 

 

No worries.

 

Personally, I use TMS aft long to change SPI back to STPT (which will leave the TGP LOS at it's current location).

 

Also, I am notorious for creating mark points on my intended targets (unless it's a quick engagement/employment of weapon).  That is done via DMS right short.  Then I cycle the CDU switch to MARK, and cycle through them that way (which helps with keeping the TGP from "walking").

 

Maybe that might help you out a little bit?

 

 

Cheers,

 

Ziptie

i7 6700 @4ghz, 32GB HyperX Fury ddr4-2133 ram, GTX980, Oculus Rift CV1, 2x1TB SSD drives (one solely for DCS OpenBeta standalone) Thrustmaster Warthog HOTAS, Thrustmaster Cougar MFDs

 

Airframes: A10C, A10CII, F/A-18C, F-14B, F-16C, UH=1H, FC3. Modules: Combined Arms, Supercarrier. Terrains: Persian Gulf, Nevada NTTR, Syria

Posted (edited)
16 hours ago, Nealius said:

 

I've been trying to name my markpoints by typing the name, then pressing the corresponding LSK, but always get "input error." Can't figure out what I'm doing wrong.

The correct one to hit is the top button on the right side of the MFCD. If you're hitting that one, the only thing that I can think of is that you're typing in an invalid name.

Edited by SJBMX
Posted

Hey Guys.

 

More reading   More YouTube.

 

OLD Proverb:     Practice the wrong thing and you get good at doing the wrong thing.

NEW Proverb:    Practice the wrong thought and get good at thinking the wrong thoughts

 

My brain must be wired cross wise.  I think I pretty much have a wrong misconception from day one.  All at a cost of trying bootstrap my brain cells into this game.

 

The misconception started with "Set the SPI".  I have done just that hundreds of time by now.  I have practiced and I have destroy simulated T-55 tanks.  In fact I am on a pace to single handedly destroy most if not all of the available T-55's for the former the Warsaw Pact.  I mean the cold war would be over.  Why would any significant armed force attack with only 5 operational tanks with only a few 30 MM holes in them. 

 

But, "Set the SPI" is wrong way to think about the SPI.  For example, you set the foundation of a house and the house never goes no where.

 

If I am wrong let me know. 

 

You in fact, do not "Set the SPI" in the literal sense.  That is kind a short way of saying "Attach the SPI to slewable or movable component of the active SOI".  My basic misconception is right there I believe.

 

The SPI is not set to a fixed position in 3D space as I had thought.  The SPI is set to the 3D location of the active SOI cross hairs / TDC / Steerpoint at the very moment that you "Set the SPI" to it.  It is attached to and it is just as movable as the SOI cursor is movable.  Slew the SOI cursor slew the SPI. 

 

That about right?

 

Caldera

Posted (edited)
19 hours ago, Caldera said:

Hey Guys.

 

More reading   More YouTube.

 

OLD Proverb:     Practice the wrong thing and you get good at doing the wrong thing.

NEW Proverb:    Practice the wrong thought and get good at thinking the wrong thoughts

 

My brain must be wired cross wise.  I think I pretty much have a wrong misconception from day one.  All at a cost of trying bootstrap my brain cells into this game.

 

The misconception started with "Set the SPI".  I have done just that hundreds of time by now.  I have practiced and I have destroy simulated T-55 tanks.  In fact I am on a pace to single handedly destroy most if not all of the available T-55's for the former the Warsaw Pact.  I mean the cold war would be over.  Why would any significant armed force attack with only 5 operational tanks with only a few 30 MM holes in them. 

 

But, "Set the SPI" is wrong way to think about the SPI.  For example, you set the foundation of a house and the house never goes no where.

 

If I am wrong let me know. 

 

You in fact, do not "Set the SPI" in the literal sense.  That is kind a short way of saying "Attach the SPI to slewable or movable component of the active SOI".  My basic misconception is right there I believe.

 

The SPI is not set to a fixed position in 3D space as I had thought.  The SPI is set to the 3D location of the active SOI cross hairs / TDC / Steerpoint at the very moment that you "Set the SPI" to it.  It is attached to and it is just as movable as the SOI cursor is movable.  Slew the SOI cursor slew the SPI. 

 

That about right?

 

Caldera


Sensor Point of Interest

 

Can be one of the following:

 

 

CDU (steerpoint or mark point).

  TMS aft long for STPT SPI
 

IFFCC (with HUD SOI,TDC SLEW, TMS forward long for IFFCC SPI )

 

MAV (with this sensor SOI,TDC SLEW, TMS forward long for MAV SPI )

 

TGP (with this sensor SOI,TDC SLEW, TMS forward long for TGP SPI )

 

HMCS (with this sensor SOI,TDC SLEW, TMS forward long for HMCS SPI )


EDIT - I forgot:

 

TAD (with this sensor SOI,TDC SLEW, TMS forward long for TAD SPI )

 

 

SPI is the point in space that a sensor is referencing.


 

I don’t know about confirming or denying your analogy - better to just use the correct acronym(s).

 

 

Cheers,

 

Ziptie

Edited by Ziptie

i7 6700 @4ghz, 32GB HyperX Fury ddr4-2133 ram, GTX980, Oculus Rift CV1, 2x1TB SSD drives (one solely for DCS OpenBeta standalone) Thrustmaster Warthog HOTAS, Thrustmaster Cougar MFDs

 

Airframes: A10C, A10CII, F/A-18C, F-14B, F-16C, UH=1H, FC3. Modules: Combined Arms, Supercarrier. Terrains: Persian Gulf, Nevada NTTR, Syria

Posted
44 minutes ago, Caldera said:

You in fact, do not "Set the SPI" in the literal sense.

 

Yes and no. What TMS Forward Long does is it sets a sensor as SPI Generator.

 

The SPI Generator is always shown in the lower left corner of the HUD.

 

47 minutes ago, Caldera said:

Slew the SOI cursor slew the SPI. 

 

Almost. The SOI isn't necessarily the SPI Generator. I'm sure you're aware of that, but it's really worth pointing out. The SPI Generator is (I know I'm repeating myself) always shown in the lower left corner of the HUD. You can slew any non SPI Generating SOI without changing the SPI.

 

But the gist of it is that when you slew the SPI Generator, or change the steerpoint with STPT as SPI Generator, this will update the SPI.

 

It's a fairly common misconception with the TGP that a pilot would "Make a SPI" at the location the TGP is looking at, then slew the TGP around and afterwards try to get the TGP back to the previous SPI by the Slave all to SPI command - but where the TGP is looking now in this example is in fact the SPI, and slaving it to the SPI won't do anything.

 

Basically, when you think of the SPI as being continuously generated, that's how it works.

Posted

Hey guys,

 

Brown nose mode on:

You guys are amazing!

 

Brown nose mode off:

You guys are amazing!

 

I am still amazed at what I read from you guys and every little clue I pick up helps me out.

 

Some day I may get the hang of this, but that day is not today. 

 

But...  

 

The hill just keeps getting a little less steep.

 

Thanks again,

Caldera

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