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-   -   Radar scope (https://www.subsim.com/radioroom/showthread.php?t=118570)

gg5056 07-15-07 12:17 PM

Radar scope
 
The scope in 1.3 has range of 8,000/20,000/60,000.
Is this meter or yards?

any help would nice.

AVGWarhawk 07-15-07 12:58 PM

I believe it is yards....do not quote me on that:shifty:

Elder-Pirate 07-15-07 02:47 PM

Quote:

Originally Posted by gg5056
The scope in 1.3 has range of 8,000/20,000/60,000.
Is this meter or yards?

any help would nice.


Meter. The letter M before x 100 in this pic. Sorry about that if you were hopeing imperial as I was. :damn:

http://i4.photobucket.com/albums/y116/oleman/Meter.jpg

chopped50ford 07-17-07 03:53 PM

how soon into the game are radars used. I started my carrer in 1941...but have the gear in place, unoperatinal

gg5056 07-17-07 10:32 PM

radar scope
 
I am in 1943 Gato class. has SD & SJ radar.

WernerSobe 07-18-07 04:21 AM

its yards. The grafic shows M for meter because they forgot to change it. Its still yards when you use imperial system.

1 yard = 9,144 m
1 naut. mile = 1644 yards

froschman 07-18-07 08:12 AM

Opps, you did make an error of factor 10!

1 yard = 0.9144 m

Therefore the difference between yards and meters are not so important, the difference is not great.

Also, 1 nautic mile = 2025.372 yards (ref Wikipedia).

gg5056 07-18-07 09:03 AM

Scope
 
Thanks

Elder-Pirate 07-18-07 12:27 PM

Quote:

Originally Posted by WernerSobe
its yards. The grafic shows M for meter because they forgot to change it. Its still yards when you use imperial system.



I stand corrected and relieved.

http://i4.photobucket.com/albums/y11...n/thanks31.gif

Capt. Shark Bait 07-18-07 07:25 PM

Quote:

Originally Posted by WernerSobe
its yards. The grafic shows M for meter because they forgot to change it. Its still yards when you use imperial system.

1 yard = 9,144 m
1 naut. mile = 1644 yards

something for the modders to fix:smug:

chopped50ford 07-18-07 07:28 PM

at what year can you start using the radar? I have the units, but they are unoperational

Capt. Shark Bait 07-18-07 07:32 PM

a few months into 43, i think

donut 07-18-07 07:45 PM

@chopped50ford
 
mate,your kinda jacking the OPs thread. Cool Sig though. I see you got an answer.:lol:
@gg5056.WELCOME ABOARD

chopped50ford 07-31-07 02:05 AM

Just hit late 42' in the USS Drum...got both Radars working.

Argus00 07-31-07 08:34 AM

I'm guessing the distances are in yards.

The "m" is for "magnification", I think.

Seaman_Hornsby 07-31-07 10:33 AM

Historical scope markings:

Indication and data output:
Range: 5-inch A-scope with range step and dial. Main Sweep: 60,000 yd. Expanded Sweep 20,000 yds. Precision sweep on 40,000 yds. 1,500 yds. either side of mark.

PPI: A 5-inch PPI is provided with SJ-a and SJ-1
Ranges: 8,000, 20,000, 80,000 yd. 160,000 yd. delayed sweep.
Other: Provisions for IFF indication are present.

http://www.maritime.org/radio-sj.htm

chopped50ford 07-31-07 02:12 PM

is there a mod for the radar scopes?

Captain Scribb 07-31-07 02:22 PM

If I just broke down and switched to metric instead of the more historical imperial, would everything definitely be in meters? I ask because I am getting overwhelmed with concern in tight situations that maybe something is in "feet" instead of yards, meters instead of yards, etc. Plus, when I set the torp depth even with the new types of tropedoes at right about or a little above keel, they still often go under in totally placid waters. It makes me wonder if that's just the simulated error of torps at the time, or an error in the manual, or a conversion problem where it was rounded off from being converted from meters....

As you can see, I am beginning to geek on all those measurement system stuff. Been playing for a good long while and certain errors are hard to pinpoint at human or interface. Any advice?

LukeFF 07-31-07 04:31 PM

Quote:

Originally Posted by Argus00
I'm guessing the distances are in yards.

The "m" is for "magnification", I think.

The m is part of the larger range designator, i.e., "m X 100" means the "150" marking on the A-scope indicates 15000 meters. It's the same type of system one sees in a car's tachometer, where it says something like "RPM x 100."


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