Here is useful information for identifying tubes/valves from the Philips empire which includes Amperex, Mazda, Valvo, Adzam, Rogers...

Follow this link : http://frank.pocnet.net/other/Philips/PhilipsCodeListAB.pdf

thanks dogs.i was planning on being the first poster in this forum but i guess you beat me.

I just made history chris!!! I beat you to the punch? That makes me proud

Thanks radio

couple more cool tube links;

http://tdsl.duncanamps.com/ (data sheet locater)

http://www.vacuumtube.com/FAQ.htm (vacuum tube valley Tube FAQ)

Here are a few more!

http://frank.pocnet.net/other/mfgindex.html

For tube -*test*-('")ers:

http://www.tone-lizard.com/Tube_Testers.html

http://www.worldtubeaudio.com/index.htm self explanatory !

good info so it is stickied.

yep feel proud .it wont happen again

"Room Acoustics" and "Theory" are still empty... hurry!

Seriously, more quality posting we get rolling here the better. Good content are what will make a site like this work. I encourage you to post good stuff as often as possible.

Frank's Electron tube Pages

http://www.tubedata.org/

From Russia, Tube's Seach :

http://tdsl.duncanamps.com/tubesearch.php

The National Valve Museum

http://www.r-type.org/static/museum.htm

Best tube database/lookup search engine I've found:

http://www.nj7p.org/Tube.php

Regards,
Gordon.

Tubes Russia

http://www.tubes.ru/

Tube data sheets & schematics.

Triode Electronics,Chicago.

http://www.triodeel.com/tubedata.htm