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Discussion in 'Amps/Cabs Tech Corner: Amplifier, Cab & Speakers' started by bmf5150, Nov 2, 2004.
is the jan phillips 12ax7wa the same as the jan sylvania 12ax7wa?thanks
Take pics of the tubes and post them.
It is a 50/50 chance they are. But even
tubes of the SAME brand were made by
different manufacturers depending on
who was geared up to produce a certain
Chances are they were made on the same tooling, but the Sylvania is older. Philips bought out Sylvania's Electonic Components Group around 1980.
Same internal construction therefore obviously manufactured with the same equipment.
As mentioned, Philips bought Sylvania's tube operations and contrinued producing the same designs on the same equipment under the Philips moniker.
here is what i bought off of ebay a few weeks ago..
Dude, 15 bucks a pair NOS is a sweet deal.
thats what i thought!!