Hi Declan, this was some new information! I found a German site, discussing the C4741-1 in a power amplifier. The conclusion was that you can replace them with Motorola MJ 15024 and MJ 15025. http://forum.electronicwerkstatt.de/phpBB/topic15491_f12_bxtopic_viewsxDESC_by1_bz0_bs0.html
also here: http://www.diyaudio.com/forums/showthread/t-43304.html Uwe. > The part number in the header _is_ only correct. Why do you think I am > asking :-)? > Full details: > A Motorola Logo and the number "3" (added afterwards) > C4751-1 > MEXICO > 9007 > All the devices have this 3, which I take to be hfe matching > I am presuming the 2S bit of the number, as the pro electron range never > got near 4751 > Recently, Somebody Somewhere wrote these words >> >> Can you make out the manufacturer? Hitachi, Toshiba or Matsushita >> would be the likely suspects. >> >> I take it that the part on the subject header is incorrect. >> >> >> Anyone got the lowdown on this? I have 6 of them in a 1200W(!) >> audio amp. I Tried. Google returns only the cumpulsory hits from >> places like hkinventory who respond to every search but to _no_ >> email. What I really need is an alternative, a substitute. It's in >> a class B stage with the 2SC6492 - another weirdo. Even my latest >> Databook bargain (Some dweeb bought them before he realised they >> were in Japanese except for the figures) fails to list either. As >> this is a linear device, I'll need a close match on hfe as well as >> volts/amps. > -- > With best Regards, > Declan Moriarty. -- Author: Uwe Zimmermann INET: [EMAIL PROTECTED] Fat City Hosting, San Diego, California -- http://www.fatcity.com --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB CHIPDIR-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
