[Collins] Fwd: [R-390] OT: 30L-1 transformer question

[Glenn Little WB4UIV]

This was posted on the R-390 group.
Anyone here have any ideas??

Thanks
73
Glenn
WB4UIV

>Delivered-To: r-390 at mailman.qth.net
>To: r-390 at mailman.qth.net
>From: frankshughes at aim.com
>Date: Sat, 4 Jun 2011 17:22:14 -0400 (EDT)
>
>
>Hi,
>This is a little off topic, however, the amplifier is used w/ the 
>Collins 32S-3 transmitter, which
>is connected via a relay to the "break-in" on my R-390A. (Close as I 
>can get to forum content.)
>
>
>Hoping someone here might know about obscure Collins technology.
>(I'll try the Collins forum with this question too)
>
>
>Anyway, I have a spare transformer for my Collins 30L-1. The 
>transformer is a custom winding done by
>PETER W. DAHL, now being sold by HARBACH ELECTRONICS.
>
>
>The Harbach guys have no idea what the thing I have is wound for; 
>"That was something Pete made years ago"
>
>
>Any guesses as to what situation is the lower voltage/current unit 
>designed to solve?
>
>
>73
>KJ4OLL
>
>
>COLLINS 30L-1 ADVERTISED UNIT (standard transformer, for comparison)
>CORE) EI-175 X 3" 29GA M6X STYLE #) 02 E-I LAMINATED CORE
>PR) 115/230 VAC 50/60 HZ 1 PH
>S1) 650 VAC 0.7A CCS
>S2) 120 VAC @ 0.020A CCS
>S3) 6.3 VCT @ 16A CCS
>DM) HT = 4.375 WT = 5.250 DT = 5.205 MD = 4.125 MW = 4.375 WEIGHT) 19 LBS
>
>
>
>
>COLLINS 30L-1-1 MODIFIED SEC 1 VOLTS & SEC 2 CURRENT (this is the 
>custom wound unit)
>CORE) EI-175 X 3" 29GA M6X STYLE #) 02 E-I LAMINATED CORE
>PR) 115/230 VAC 50/60 HZ 1 PH
>S1) 550 VAC 0.7A CCS
>S2) 120 VAC @ 0.100A CCS
>S3) 6.3 VCT @ 16A CCS
>DM) HT = 4.375 WT = 5.250 DT = 5.205 MD = 4.125 MW = 4.375 WEIGHT) 19 LBS