i have no idea what the receptacle on the power supply is used for. 
 
Do not hook a radio to the{ receptacle on the power supply } It is used to 
connect and charge a 12 Volt backup battery.   
 
You can hook your radio/repeater  or a fuse  distribution block to the free 
hanging red/black cables.
 
SD

--- On Sun, 9/20/09, Lee Pennington <[email protected]> wrote:


From: Lee Pennington <[email protected]>
Subject: Re: [Repeater-Builder] EF Johnson 25A rack mount power Supply
To: [email protected]
Date: Sunday, September 20, 2009, 1:34 PM


  



Guane;
I have one too. The "free hanging" cable plugs directly into the matchimg 
receptacle on the EF Johnson radio, i have no idea what the receptacle on the 
power supply is used for. I'm still waiting for a definite I.D. and manual  for 
the home brew repeater rig I have. The closest thing I have to an ID/serial # 
is :  0073CO22A. Manufactured August 1982. 
de Lee
K4LJP
73


On Sun, Sep 20, 2009 at 12:57 PM, lbd9992001 <selk...@comcast. net> wrote:


  



I have an old EF Johnson 25A 14VDC rack mount power supply. The part number on 
it is "023-3341-012. The supply has a pigtail EFJ-style (male, female monster 
banana pin) receptacle on the power supply chassis and a freehanging one on a 
short cable. Can anyone provide a wiring diagram/schematic or at least 
enlighten me as to how the cable and chassis connectors are to be connected to 
a load?
Thanks,
Duane Fowler





-- 
"Always drink upstream from the herd."













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