[AMRadio] Octal Sockets.... more Ranger stuff

Jack wa9nqw at nconnect.net
Sun Oct 22 14:52:31 EDT 2006

Hey Guys,

My gen one Ranger has a octal socket for the two rocks accessible from 
the front panel (under the cigarette lighter plug).

My guess is that, that part is OK.
On Oct 22, 2006, at 1:44 PM, Rick Brashear wrote:

> Well, the pictures answered several questions I had.  It has 
> definitely been used with a modulator at one time or another since it 
> seems to have all the transformers and components.  I appears the 
> modulation transformer is completely disconnected from the modulator 
> tubes.  I see you were able to get pin 8 in the two sockets, great.  I 
> can't imagine why the crystal socket was removed and a modulator tube 
> socket employed for the crystal.  Maybe the original crystal socket 
> broke or something.  If you haven't found a crystal socket yet I can 
> send one along with the CD tomorrow.  It's obvious you are going to 
> have to rebuild the modulator and crystal switch/socket sections.  
> Fortunately, there are no obscure parts or super hard wiring 
> considerations in either section.  On the modulation transformer the 
> brown wire goes to pin 3 of the socket of V10, the one closest to the 
> outside edge of the chassis.  The blue wire goes to pin 3 of V9, the 
> other modulator tube socket.  The red wire attaches to the terminal 
> strip on lug 1 (so we'll call it) closest to V9, there will, or should 
> be, a black wire already attached to it.  Sometimes this configuration 
> gets out of phase and you get extremely distorted or extremely low 
> modulation.  If this happens simply switch the two wires going to the 
> plates (pin 3) of the modulator tubes.  Beware of the electrolytic you 
> are holding in the first picture, it is likely defective and can be 
> replaced with a couple of 10 mfd or higher at 150 vdc or more.
> Rick
> Jack Schmidling wrote:
>> I put 3 pics of the most serious problem areas on my web site:
>> http://schmidling.com/r_mod.jpg    Is a view of the bottom of the mod 
>> tube sockets
>> http://schmidling.com/r_mod1.jpg   Is the way the top looked before I 
>> removed the xtal and cap.  I just stuck them back in for the pic.
>> http://schmidling.com/r_xtal.jpg  Is what the crystal socket area 
>> looks like.
>> Unfortunately, without 3-D, you can't see all the dangling wires. I 
>> guess that is where the pict drawings become useful.
>> I am also trying to figure out how to fool my camera.  Seems like I 
>> lose control when the flash is used no matter what manual setting I 
>> force. It just supplies the light it thinks it needs and always 
>> overexposes close ups.  It's a digital Rebel and I suspect it is 
>> smart enough but I haven't figured it out yet.
>> js
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