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HSLD 04-02-2008 06:33 PM


Originally Posted by ABK MAN (Post 354068)
this is interesting, this pinky size antenna ya'll speak of. Please elaborate, what would the techincal name be of such a contraption?

DTWA, STWA, UTWA.....take your pick!

jungle 04-02-2008 06:46 PM


Originally Posted by UAL T38 Phlyer (Post 354093)
VLF--a frequency so low, the waves will actually propagate through earth---and water. The Navy uses it to communicate with subs, for National Command and Control of nuclear subs and ICBMs. The wavelength is something measured in miles (2-4; can't remember).

The wire is as fat as your pinky because it is about 2 miles long!! (So it needs to be that thick to support the weight of 2 miles of cable). I believe it is weighted-down with about a 50lb weight on the end, so, as the E-6B (TACAMO) circles overhead, making the weight almost stationary, the antenna wire scribes a cone above it--remaining almost vertical.

I'm pretty sure each antenna is used one time, then snipped-off--too hard to reel back in.


http://en.wikipedia.org/wiki/TACAMO


http://www.fas.org/nuke/guide/usa/c3i/vlf.htm

HoursHore 04-18-2008 11:59 AM


Originally Posted by UAL T38 Phlyer (Post 354093)

I'm pretty sure each antenna is used one time, then snipped-off--too hard to reel back in.


It gets reeled in most of the time. Takes 10-15 minutes. sometime it falls off due to icing, sometime it gets tangled (picture a fouled up fishing reel) and has to be snipped.

dbtownley 04-18-2008 05:20 PM


Originally Posted by Clue32 (Post 353810)
We've got a maneuver in the Army called a flat turn and I'm wondering if anyone else in the flying world has cause to do them.

The goal is to turn 360 degrees in 12 minutes with out exceeding a 3 degree bank or 5 degree pitch.

The E-2 guys do those type of turns. Helps steady the radar picture when flying with the Airwing around the ship.


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