[NJARC] 371 tube?

[Al Klase]

Correct!

A rough take:

1xx is not consistent.
2xx is generally RCA
3xx is Cunningham (probably GE or Westinghouse products)
4xx is DeForest

Al


On 3/17/2013 10:15 AM, Joe Connor wrote:
> Just remember
> Reply = Poster
> Reply All = Everyone
>
> _________________________________________________________
> In the early days, didn't the first number (1, 2 or 3) designate the manufacturer? Thus, a 171A, 271A or 371A was the same tube, just made by a different company.
>
>                      Joe Connor
>
>
>
>> ________________________________
>> From: Ray Chase <raydio862 at verizon.net>
>> To: sgt88 at atlanticbb.net; njarc at mailman.qth.net
>> Sent: Sunday, March 17, 2013 9:51 AM
>> Subject: Re: [NJARC] 371 tube?
>>
>> Just remember
>> Reply = Poster
>> Reply All = Everyone
>>
>> _________________________________________________________
>> The 371 is the same as a 171 or plain 71.  It is a triode tube designed to
>> give a little more power amplification in the last stage of primarily a
>> battery set although it is often used in an early AC set.  Check your tube
>> chart for a 71.
>> Ray
>> ----- Original Message -----
>> From: <sgt88 at atlanticbb.net>
>> To: <njarc at mailman.qth.net>
>> Sent: Sunday, March 17, 2013 9:28 AM
>> Subject: [NJARC] 371 tube?
>>
>>
>>> Just remember
>>> Reply = Poster
>>> Reply All = Everyone
>>>
>>> _________________________________________________________
>>> Have one...where can I use this rectifier?...replace 80?...5Z3?
>>>
>>> My NRI 70 tube tester chart does not show it...how to test it?
>>>
>>> Steve T.
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-- 
Al Klase - N3FRQ
Jersey City, NJ
http://www.skywaves.ar88.net/