[Boatanchors] RAL rebuild?

[Geoff]

The RAK/RAL were in USN service from the mid 30's to 60's and were very 
servicable at shipboard, tender and depot level.

I also have a pair.

Carl
KM1H


----- Original Message ----- 
From: <WQ9E at btsnetworks.net>
To: <ianmwilson73 at gmail.com>; <boatanchors at mailman.qth.net>
Sent: Saturday, December 24, 2011 11:15 PM
Subject: Re: [Boatanchors] RAL rebuild?


> Ian,
>
> I think that is very doable.  The RAK and RAL are physically very robust 
> and I think the mechanical design is clean so this surgery should not be 
> too difficult.  The RF section is the only complex part and it is so well 
> designed that working on it isn't bad at all.
>
> It is well worth some effort because I believe these are the best 
> regenerative sets produced and the RAL is a great CW receiver (works fine 
> on AM also but I love the sound of a good regen for CW).  I just acquired 
> a Technical Radio T-50-M CW transmitter from late WWII and it is going to 
> be paired with my RAL-7 as soon as I go through it.
>
> Do you have the matching power supply for the RAL?  If so I would suggest 
> removing the regulator tube since it isn't needed for stable AC circuits 
> and it dumps a lot of heat into the power supply.
>
> Rodger WQ9E
>
> -------- Original Message --------
>> From: Ian Wilson <ianmwilson73 at gmail.com>
>> Sent: Saturday, December 24, 2011 9:58 PM
>> To: boatanchors at mailman.qth.net
>> Subject: [Boatanchors] RAL rebuild?
>>
>> Another new year's project list is looming...
>>
>> Yet again I am looking at a pair of partial RAL's that I would like to
>> combine
>> into one decently functional unit. This will basically require moving the
>> front
>> panel plus the audio filter components from one unit to the other, which
>> seems
>> like more or less dismantling both receivers and building up from scratch
>> (apart from the RF compartments and bandswitching).
>>
>> Does this seem like a reasonable thing to be able to do? I have basic 
>> tools
>> but nothing fancy, and am not, er, gifted in mechanical skills.
>>
>> 73, ian K3IMW
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>
>
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