[ARC5] Transistorized ARC-5 Receiver

[George Babits]

Yes, some tubes are becomming hard to find, but there are other tubes, while 
not identical, can almost always be used with an adapter.  I wonder how many 
1L6 tubes I have in my box of battery tubes?

73,
George
W7HDL


----- Original Message ----- 
From: "Kenneth G. Gordon" <kgordon2006 at frontier.com>
To: "George Babits" <gbabits at custertel.net>
Cc: "ARC-5 List" <arc5 at mailman.qth.net>
Sent: Monday, January 02, 2017 12:06 PM
Subject: Re: [ARC5] Transistorized ARC-5 Receiver


> On 2 Jan 2017 at 11:42, George Babits wrote:
>
>> I've been watching this thread since it began.  Wondering the overall WHY 
>> of
>> solid stating a piece of history.
>
> Because certain tubes are getting harder and harder to find....like the 
> 1L6 for instance.
> Tubes for the SCR-183, for instance. The 10 used in the BC-375/191 for 
> instance. Etc.
>
>>  Tubes just aren't that hard to find...
>
> ...yet....
>
>>  so it just doesn't make any sense at all to me.  The "tubester"
>> filled Collins gear, from what I have heard, never worked as well as
>> the same set with the correct tubes in it.
>
> I have a pair of Tubesters here, somewhere, which I got out of a used 
> Heathkit VTVM I
> bought from University surplus, and never liked them, so switched back to 
> tubes.
>
> I see this thread as beginning an experimentation process to develop 
> plug-in replacements
> to enable us to use that old gear as it was intended to be used, with no 
> modifications.
>
> Ken W7EKB
>
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