[NJARC] Sorting the latest stuff

[Ray Chase]

Alan Douglas lists it as the same as a 540 but with a VOM.  Also known 
as Navy OZ-1.  Made in 1942.  Could be scarce, what's the condition?  
I'd like to take a look at it, bring it to Hazlet.
Ray

Billoradio at aol.com wrote:

>  
> In a message dated 10/18/2004 11:44:18 AM Eastern Standard Time,  
> enrpnr at erols.com writes:
> 
> The two  Electrons tubes are industrial thyratrons of little value other 
> than they  make nice displays.
> Ray
> 
> 
> 
> Thank you Ray
>  
> I cant seem to find much info on the Hickok 550X tube tester. Having been  
> made as non military in 1944 might make this a rare unit?
>  
> Bill
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