[ARC5] What the......?

[Geoff]

That was as I have understood for decades but I got the impression a few 
thought the Loktals were hacks and should be octal in the Type 12's.

Carl


----- Original Message ----- 
From: "Kenneth G. Gordon" <kgordon2006 at frontier.com>
To: "Geoff" <geoffrey at jeremy.mv.com>
Cc: <ARC5 at mailman.qth.net>
Sent: Friday, March 14, 2014 2:15 PM
Subject: Re: [ARC5] What the......?


> On 14 Mar 2014 at 13:04, Geoff wrote:
>
>> I thought the 14 series Loktals were the way they came?
>>
>> Carl
>
> Yes, but they were wired series-parallel so that the ordinary receivers
> required 28 VDC for filaments.
>
> There were special variants of some of the receivers, both the ARC-5 
> series,
> and the later Type 12s, which were factory wired for 14 VDC and had 14
> VDC dynamotors.
>
> The R-148/ARC-5 is the 14VDC version of the R-23/ARC-5 for instance.
>
> In all such cases, they were especially and prominently marked as such. 
> You
> wouldn't want to try to run a 14 VDC receiver on 28 VDC.
>
> The receiver under discussion has that marking plate on the rear deck.
>
> Ken W7EKB
>
>
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