[R-390] Ballast Tube Thread

[Rbethman]

How about we start the idea that the 3TF7 was actually used as BALLAST.  
Each indivually selected to ensure the correct weight for the R-390/R-390As!

Bob N0DGN


<                      Bob Bethman - N0DGN
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| N0DGN AMRadio Manassas, VA    |    REAL Tube Radio and AM        |
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|       Manassas Radio - Home of Homemade Kielbasa & Pirogi        |
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| Bob Bethman                \\\|///     " The absence of a danger |
| rbethman(at)comcast.net   \\ ~ ~ //      signal does *NOT* mean  |
|                           (/ @ @ /)      that everything is OK " |
+-------------------------oOOo-(_)-oOOo----------------------------+
|               <http://home.comcast.net/~rbethman>                |
| 1 BC-610I w/BC-614I,1 T-213/GRC-26 w/BC614I 1 '51 Collins R-390A |
| 1 '67 EAC R-390A, Heathkit DX-60, Apache, Mohawk, SX-101, HT-32A |
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|           Amateur Astronomer - Celestron Nexstar 8               |
|             12" f5 Dob coming soon!  Being built                 |
|                  Meade ETX-60 (Got it back!)                     |
|               38 Deg 46.8' N - 77 Deg 28.5' W                    |
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