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Discussion Forum for Mesa Boogie Products
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PostPosted: Thu Aug 06, 2015 12:56 am 
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Mark II

Joined: Thu Feb 04, 2010 7:06 am
Posts: 72
Hi guys,
i have had these for some time now in my collection but wanted to know if you could ID them and if they are real?
TUBE 1.
Image
Image
only other visible markings are EISH or could be FISH and 161..looks like lower case b underneath

TUBE 2.
Image
Image
i think this could be a version of a telefunken? has 51 in the diamond underneath.only other visible markings are eg.
i lost track of what i have and started to go back to the collection to roll in my revG.
any help is greatly appreciated.

_________________
rev F and rev G 2CDR
Randall T2


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PostPosted: Wed Jan 04, 2017 3:29 pm 
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Bottle Rocket

Joined: Wed Jan 04, 2017 2:38 pm
Posts: 2
Location: Finland
Tube1: If etched code is i61 and Bxx(x) it is Mullard ECC83/12AX7 from Blackburn UK factory
Tube2: Looks original Telefunken Smooth plate


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PostPosted: Mon Feb 06, 2017 5:39 am 
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Mark II

Joined: Thu Feb 04, 2010 7:06 am
Posts: 72
interesting..thanks

_________________
rev F and rev G 2CDR
Randall T2


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