Before Radar and IPODS...... major dialup warning.

[HysteryDiagnosis]

Before the advent of radar, we had this. Didn't know.

[Liberal Veteran]

1. Yeah, but none of those could play "Angry Birds"...

.....unless you count the birds that crapped on it while flying over.

[ananda]

2. Oh my "ears" and whiskers!

A mad radar tea party. ;-)

Great pics btw.

[Kingofalldems]

3. Looks like being on KP would be much preferable

to listen duty.

[onehandle]

4. What are you talking about? That third one IS my iPod.

Now if you'll excuse me, I'm listening to dust settle on the Apollo 15 Lunar Rover.

[HysteryDiagnosis]

6. You laugh but they are still using these to listen to pulsars and quasars. n/t

[MineralMan]

5. And these, too:

When I was growing up, I remember there being a plane spotter's platform from WWII on top of my small town firehouse. The spotters had these to use for reference. There's a pack of them somewhere at my parent's home. I'll have to dig them up.

[Shagbark Hickory]

7. +! interesting

[xchrom]

8. that's wonderful. nt

[HysteryDiagnosis]

9. ...

[jberryhill]

10. North Vietnamese Used Acoustic Devices

They'd make concrete holes in the ground that would resonate with aircraft engines