standard Clem 6CA7 no feedback

sweet & juicy SE amp for 1626 Darlings and the 6L6 family

standard Clem 6CA7 no feedback

Postby justinsweber » Thu Apr 11, 2013 11:53 pm

Here is my latest.
Stock clem... never! She is sporting the Edcor 5H 200ma 50ohm choke... This makes it a drop in for the C354. The additional filtering is sooooo amazing.
Noise at idel was 20mv on the 8ohm tap... that means my cornscalas are quite. Using star grounding and cap on grounds helps too :-).
With 6l6s I got 3watts RMS at all times, 5watts for short RMS and 8watts peak. Freq response was flat from 20 to 20K @ 8watts. I defin love the Transcedar iron.
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Re: standard Clem 6CA7 no feedback

Postby justinsweber » Thu Apr 11, 2013 11:58 pm

The insides... well. I did all my drilling and used the cutoff wheel on my drimle to cut the IEC. I used by grinder to grind down any flashing etc... its ugly but no sharp edges... I should have un installed everything and painted.
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Re: standard Clem 6CA7 no feedback

Postby justinsweber » Fri Apr 12, 2013 12:00 am

and yes those are in fact big ass wima caps :-).
I love there performance.
I also used UF 3amp diodes... seems no ill effects.
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Re: standard Clem 6CA7 no feedback

Postby Geek » Fri Apr 12, 2013 4:25 am

Nice! [:)

Grommets on your holes and tidy wiring... good practise (y)

Grinding is a good way to make a solid electrical connection to the chassis.

I use a much larger drill bit to de-burr the holes.
-= Gregg =-
Fine wine comes in glass bottles, not plastic sacks. Therefore the finer electrons are also found in glass bottles.
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Re: standard Clem 6CA7 no feedback

Postby mesherm » Fri Apr 12, 2013 5:03 am

Sweet build. I used Transcendar OTs also and agree that they sound amazing.
Mike's N-1 Rule: When looking for N number of components to finish a job, you have a 95% chance of only finding N-1 of them.
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Re: standard Clem 6CA7 no feedback

Postby Shannon Parks » Fri Apr 12, 2013 5:47 am

justinsweber wrote:The insides... well. I did all my drilling and used the cutoff wheel on my drimle to cut the IEC. I used by grinder to grind down any flashing etc... its ugly but no sharp edges... I should have un installed everything and painted.


My last project was like this! But I was happy enough to have it deburred that I didn't care about the cutoff wheel streaks. Looks great.

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