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#1
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
Hello guys!
Could anybody out there help me in finding more information about this tube amplifier? See it at: http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. |
#2
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
On Oct 6, 7:35*am, wrote:
Hello guys! Could anybody out there help me in finding more information about this tube amplifier? See it at: *http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. S.W.A.G. that it was made by Lafayette for any of their several house- brand customers. If only because all the visibly branded tubes are Lafayette - and that they were heavily into this end of the market back in the day. Peter Wieck Melrose Park, PA |
#3
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
In article ,
Peter Wieck wrote: On Oct 6, 7:35*am, wrote: Hello guys! Could anybody out there help me in finding more information about this tube amplifier? See it at: *http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. S.W.A.G. that it was made by Lafayette for any of their several house- brand customers. If only because all the visibly branded tubes are Lafayette - and that they were heavily into this end of the market back in the day. Looks like it was built in the Far East, did Lafayette have factories there? For that matter did Lafayette have factories anywhere, or did they contract with others to build their stuff? -- Regards, John Byrns Surf my web pages at, http://fmamradios.com/ |
#5
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
On Oct 6, 9:14*am, Jon Yaeger wrote:
My guess is that the OEM was Kenwood or Pioneer. Often with Lafayette gear, just the name plate & other cosmetic items were changed, and a schematic of one of the OEMs own brand amps applies. Possibly. Probably. Lafayette did a great deal of house-brand stuff using various OEMs all over the world later on in its history. For a brief while, for instance, one could get both KLH and/or AR-made drivers in speakers with Lafayette (Knight for their kits) tags on them - in other words, speakers unique to Lafayette, not just rebranded. Lafayette made a great many kits as well: http://www.virhistory.com/hi-fi/kits-misc.htm Some of which were actually made in the USA. That the unit-in-question has some Japanese tubes and main filter capacitors does not make it necessarily entirely of off-shore origin. Too bad the control maker name was not clearly visible. So, I would suggest starting to look under the Lafayette banner for a EL-84-based integrated amp of about mid 1960s to early 1970s vintage. Given the amount of imitation at the time, it will be very close in design to the similar Dynaco SCA-35 for a very broad estimate-of-era. Peter Wieck Melrose Park, PA |
#6
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
In article ,
flipper wrote: On Mon, 06 Oct 2008 07:57:01 -0500, John Byrns wrote: In article , Peter Wieck wrote: On Oct 6, 7:35*am, wrote: Hello guys! Could anybody out there help me in finding more information about this tube amplifier? See it at: *http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. S.W.A.G. that it was made by Lafayette for any of their several house- brand customers. If only because all the visibly branded tubes are Lafayette - and that they were heavily into this end of the market back in the day. Looks like it was built in the Far East, did Lafayette have factories there? For that matter did Lafayette have factories anywhere, or did they contract with others to build their stuff? What about it looks like it was made in the far east? Take a look at a similar amplifier that is known to have been made is the US from mostly US sourced parts, and another similar amplifier known to have been manufactured in the Far East of parts mostly sourced in the Far East, and it should be obvious why it looks like it was manufactured in the Far East. -- Regards, John Byrns Surf my web pages at, http://fmamradios.com/ |
#7
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
In article ,
Peter Wieck wrote: On Oct 6, 9:14*am, Jon Yaeger wrote: My guess is that the OEM was Kenwood or Pioneer. Often with Lafayette gear, just the name plate & other cosmetic items were changed, and a schematic of one of the OEMs own brand amps applies. Possibly. Probably. Lafayette did a great deal of house-brand stuff using various OEMs all over the world later on in its history. For a brief while, for instance, one could get both KLH and/or AR-made drivers in speakers with Lafayette (Knight for their kits) tags on them - in other words, speakers unique to Lafayette, not just rebranded. I'm not at all familiar with Lafayette's products, but I seriously doubt they used the "Knight" name for their kits, as the Knight name was used by Allied Radio for both their Factory made equipment, and their kits as well. I doubt Allied would have allowed Lafayette to appropriate the Knight name without a fight, but then it was a kinder and gentler era so I suppose anything is possible. -- Regards, John Byrns Surf my web pages at, http://fmamradios.com/ |
#8
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
in article , flipper at
wrote on 10/6/08 8:33 PM: On Mon, 06 Oct 2008 19:06:47 -0500, John Byrns wrote: In article , flipper wrote: On Mon, 06 Oct 2008 07:57:01 -0500, John Byrns wrote: In article , Peter Wieck wrote: On Oct 6, 7:35*am, wrote: Hello guys! Could anybody out there help me in finding more information about this tube amplifier? See it at: *http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. S.W.A.G. that it was made by Lafayette for any of their several house- brand customers. If only because all the visibly branded tubes are Lafayette - and that they were heavily into this end of the market back in the day. Looks like it was built in the Far East, did Lafayette have factories there? For that matter did Lafayette have factories anywhere, or did they contract with others to build their stuff? What about it looks like it was made in the far east? Take a look at a similar amplifier that is known to have been made is the US from mostly US sourced parts, and another similar amplifier known to have been manufactured in the Far East of parts mostly sourced in the Far East, and it should be obvious why it looks like it was manufactured in the Far East. I was simply asking but telling me to go look for what I don't know to look for doesn't help. 1. The curiously rounded bell on the power transformer; 2. The Nichicon caps with their anodized clamps; 3. The stud rivets for the tube sockets; 4. The selection of fastening hardware used; 5. The 100% Japanese brand tubes; 6. The style of tube guard used on the rectifier; 7. The style of A/C power jack; 8. The style of RCA type phono jacks Now you fly-**** / pepper separators can have yourselves a field day, but that's what I see. Jon |
#9
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
"flipper" What about it looks like it was made in the far east? ** Practically everything looks like it came from Japan. Eg - see the Hitachi logo on the 6BQ5s. http://www.engadgethd.com/images/200...tachi_logo.jpg The pots are distinctly Jap too. ...... Phil |
#10
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
in article , flipper at
wrote on 10/6/08 9:22 PM: On Mon, 06 Oct 2008 20:49:50 -0400, Jon Yaeger wrote: in article , flipper at wrote on 10/6/08 8:33 PM: On Mon, 06 Oct 2008 19:06:47 -0500, John Byrns wrote: In article , flipper wrote: On Mon, 06 Oct 2008 07:57:01 -0500, John Byrns wrote: In article , Peter Wieck wrote: On Oct 6, 7:35*am, wrote: Hello guys! Could anybody out there help me in finding more information about this tube amplifier? See it at: *http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. S.W.A.G. that it was made by Lafayette for any of their several house- brand customers. If only because all the visibly branded tubes are Lafayette - and that they were heavily into this end of the market back in the day. Looks like it was built in the Far East, did Lafayette have factories there? For that matter did Lafayette have factories anywhere, or did they contract with others to build their stuff? What about it looks like it was made in the far east? Take a look at a similar amplifier that is known to have been made is the US from mostly US sourced parts, and another similar amplifier known to have been manufactured in the Far East of parts mostly sourced in the Far East, and it should be obvious why it looks like it was manufactured in the Far East. I was simply asking but telling me to go look for what I don't know to look for doesn't help. 1. The curiously rounded bell on the power transformer; 2. The Nichicon caps with their anodized clamps; 3. The stud rivets for the tube sockets; 4. The selection of fastening hardware used; 5. The 100% Japanese brand tubes; 6. The style of tube guard used on the rectifier; 7. The style of A/C power jack; 8. The style of RCA type phono jacks Thanks. Were Lafayette tubes far east? **** I don't know if all of them were, but certainly a lot are. Now you fly-**** / pepper separators can have yourselves a field day, but that's what I see. Jon Won't be from me. I was just curious. |
#11
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
On Oct 6, 11:11*pm, Jon Yaeger wrote:
Were Lafayette tubes far east? **** * I don't know if all of them were, but certainly a lot are. Early on, Lafayette used RCA tubes in RCA boxes. Mid-way, they rebranded tubes from various sources, mostly RCA or Sylvania, comingled with branded tubes in branded boxes. Late in the game (mid-60s forward), they were mostly off-shore with small-signal and output tubes from Japan and rectifier tubes from all over, including Japan, US and Europe, but all re-branded. I expect that when they went to off-shore manufacturing, they also sourced tubes local to that manufacturing wherever possible. Peter Wieck Melrose Park, PA |
#12
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
On 7 Ott, 14:35, Peter Wieck wrote:
On Oct 6, 11:11*pm, Jon Yaeger wrote: Were Lafayette tubes far east? **** * I don't know if all of them were, but certainly a lot are. Early on, Lafayette used RCA tubes in RCA boxes. Mid-way, they rebranded tubes from various sources, mostly RCA or Sylvania, comingled with branded tubes in branded boxes. Late in the game (mid-60s forward), they were mostly off-shore with small-signal and output tubes from Japan and rectifier tubes from all over, including Japan, US and Europe, but all re-branded. I expect that when they went to off-shore manufacturing, they also sourced tubes local to that manufacturing wherever possible. Peter Wieck Melrose Park, PA ok! Thank you very much to all of you for the great discussion. Can anybody address me to any source for the schematic diagram and or brochures? Thanks |
#13
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
On Oct 9, 11:56*am, wrote:
ok! Thank you very much to all of you for the great discussion. Can anybody address me to any source for the schematic diagram and or brochures? You might try here for a start: http://www.agtannenbaum.com/l_cat.html#lafayette if there is a model number somewhere on the chassis - even inside, maybe. And you might try contacting the Tannenbaums directly. The son runs it now for the most part, but they are very responsive. Give them what you know, that you suspect it is a house-brand made by/for/ through Lafayette and they might just be able to find what you need. Or, look up a very similar amp (such as the Dynaco SCA-35 which is commonly available - but there are several) and draw in the differences using it as a base-line. House-brands are poorly supported in the aftermarket in general, so often one has to resort to heroic measures to get this sort of information. Peter Wieck Melrose Park, PA |
#14
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
On Tue, 7 Oct 2008 12:37:29 +1100, "Phil Allison"
wrote: "flipper" What about it looks like it was made in the far east? ** Practically everything looks like it came from Japan. Eg - see the Hitachi logo on the 6BQ5s. http://www.engadgethd.com/images/200...tachi_logo.jpg The pots are distinctly Jap too. Yes, Alpha, by the looks. Mid '60s I'd guess. -DC |
#15
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
"John Byrns" wrote in message
In article , Peter Wieck wrote: On Oct 6, 7:35 am, wrote: Hello guys! Could anybody out there help me in finding more information about this tube amplifier? See it at: http://xoomer.alice.it/egirland/tubeamp/tubeamp.html. It reached my lab few weeks ago and I have not been able to find anything about it. I am looking for the schematic and/or manuals or brochures. S.W.A.G. that it was made by Lafayette for any of their several house- brand customers. Lafayette had no factories. If only because all the visibly branded tubes are Lafayette - and that they were heavily into this end of the market back in the day. If you mean low-priced, yes. Looks like a Lafayette LA215. Looks like it was built in the Far East, did Lafayette have factories there? In the far east, they contracted first to Panasonic and then to Kenwood. Later on they used a number of smaller suppliers. For that matter did Lafayette have factories anywhere, or did they contract with others to build their stuff? AFAIK, they contracted out *everything*, first to factories on Long Island, then to Panasonic and Kenwood, then to just about anybody they could find who would do the work for a price. |
#16
Posted to rec.audio.tubes
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Mystery tube amplifier - SOUND Electronic, model TWO FIFTEEN
"Peter Wieck" wrote in message
On Oct 6, 9:14 am, Jon Yaeger wrote: My guess is that the OEM was Kenwood or Pioneer. Often with Lafayette gear, just the name plate & other cosmetic items were changed, and a schematic of one of the OEMs own brand amps applies. Possibly. Probably. Lafayette did a great deal of house-brand stuff using various OEMs all over the world later on in its history. Agreed For a brief while, for instance, one could get both KLH and/or AR-made drivers in speakers with Lafayette (Knight for their kits) Knight Kit was a trademark of Lafayette's arch-enemy Allied Radio. I worked for a Lafayette store over the years, 1960 - 1966. Never saw any KLH or AR drivers in any speaker they sold during that time. The general trend was from US to Japanese products over that time. They were early importers of Japanese equipment. For example, they imported Kenwood equipment under their brand before Kenwood had any distribution of their own in the US. tags on them - in other words, speakers unique to Lafayette, not just rebranded. Lafayette made a great many kits as well Yes, some earlier ones made in the US, some later ones made in Japan. |
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