[Boatanchors] Testing 01A and 301A tubes

[Glen Zook via Boatanchors]

The 101A, 201A, and 301A are exactly the same tubes as the 01A.  They are just made by different tube manufacturers.  The 301A was made by Cunningham. Glen, K9STH

Website: http://k9sth.net
      From: Bob Sullivan <robert at isquare.com>
 To: Joe W2KJ <w2kj at bellsouth.net> 
Cc: qth.boat <boatanchors at mailman.qth.net> 
 Sent: Friday, December 19, 2014 3:03 PM
 Subject: Re: [Boatanchors] Testing 01A and 301A tubes
   
Joe,

Setting for the TV-7;

01A
Fil; 5.0v
Selectors; ER3-2000
Bias; 48
Range; B  
Press to test; 3
Min value is 18

No info on the 301A, sorry.

73, Bob
WØYVA
http://www.isquare.com/personal_pages/ras-hardware.htm



On Dec 19, 2014, at 3:49 PM, Joe W2KJ <w2kj at bellsouth.net> wrote:

> I just picked up a nice Atwater Kent 20 receiver (big box) and checked the filaments of the tubes and they were OK...so far so good.
> 
> I have a Hickok 752A tube tester but there is no listing for these tubes.....there is a 4 pin socket on the 752A in which the tubes will plug in and fit.
> 
> I've seen where folks have tested these tubes on a TV7 (essentially same circuit as 752A).
> 
> Any suggestions on how to test these tubes on my 752A?
> 
> Settings in particular??
> 
> Many thanks for any assistance...I'd like to get this fine receiver back up on the air again.
> 
>             73, Joe W2KJ

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