[Boatanchors] 15E

[Carl]

The 15R is a half wave diode Barrie, the 15E is the triode.

Carl
KM1H


----- Original Message ----- 
From: "Barrie Smith" <barrie at centric.net>
To: <boatanchors at mailman.qth.net>
Sent: Friday, July 03, 2009 6:07 PM
Subject: [Boatanchors] 15E


> It is, in fact, a radar transmitting tube, c WW2.  Used, usually in 
> groups,
> as either a final amplifier in small radar, or as a driver for a larger
> radar transmitter.
>
> Specs are very similar to the old 20T.
>
> Doesn't use a socket, but, as Eimac calls it, a "fixture", for the 
> filament
> pins.  This fixture allows for a small amount of movement as the tube 
> heats
> or cools.
>
> If you attempt to use one, be aware that the grid is the top pin and the
> plate is out of the side of the envelope.
>
> 73, Barrie, W7ALW
>
> ----- Original Message ----- 
> From: "jmfranke" <jmfranke at cox.net>
> To: "Pete Lancashire" <pete at petelancashire.com>;
> <boatanchors at mailman.qth.net>
> Sent: Friday, July 03, 2009 1:46 PM
> Subject: Re: [Boatanchors] Eimac Type 15R
>
>
>> One use was in the ASB radar transmitter high voltage power supply.
>>
>> John  WA4WDL
>>
>> --------------------------------------------------
>> From: "Pete Lancashire" <pete at petelancashire.com>
>> Sent: Friday, July 03, 2009 4:09 PM
>> To: <boatanchors at mailman.qth.net>
>> Subject: [Boatanchors] Eimac Type 15R
>>
>>> anyone seen what this baby tube was used in ?
>>>
>>>
>>> http://petelancashire.com/gallery/main.php?g2_itemId=5353
>>>
>>>
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