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Thread: Evans amp schematic ?

  1. #1
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    Evans amp schematic ?

    Called the company, they say they "don't sell parts for those, because we make them completely differently now, and a schematic will cost you $ 20.00".

    Anyone got one ? It's a model E-150 s/n 970821-A, which I am told is "similar to a FET-300" whatever that means.

    Blown output and driver, but I'd feel better with a roadmap....thanks guys

  2. #2
    Senior Member Enzo's Avatar
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    Kinda makes you feel all warm and fuzzy towards that brand, don;t it?
    Education is what you're left with after you have forgotten what you have learned.

  3. #3
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    Hi fuchsaudio.
    Well, I think you may have to bite the bullet.
    What I'd do is get that schematic anyway, and post it here for fellow technicians to see it and help you with your problem.
    Many brains *may* think more than one.
    Well, sometimes
    Good luck.

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    They are about the worst company I have ever tried to talk to. They gave me the same story once. At least you were offered a schematic. They had none for the amp that I had to repair and it was just about five years old!

    I don't recall the power amp being that complex where you could not get by without a schematic to get it going, however I do remember that even fixed, the power amp was very unstable due to its loose design.

    Evans amps are one of the very few brands I just will not work on and frankly, a Peavey Session or Nashville amp, or an old Fender Pro all sound better for steel anyway.

    I hope the best for you.

    Steve

  5. #5
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    Nice write-up of the history of Evans amps and a man`s dream...

  6. #6
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    Very touching story...now if I could get a schematic.....

  7. #7
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    Heard on a steel guitar forum that some schematics were rumored to be available on Evan`s site in the past.

    I`m trying to get in through the back door but links keep timing out.

  8. #8
    Senior Member Twist's Avatar
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    I've got the FET500 schem. It's kinda fuzzy.

  9. #9
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    Got this one...which helped me resolve the issues with the amp. Hopefully, it helps others.....
    Attached Thumbnails Attached Thumbnails ft500lvout2.jpg  

  10. #10
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    Hi fuchsaudio and twist, I'd LOVE to see the preamp, even if fuzzy.
    The power amp is very conventional (nothing against that) but I never saw those funny Depth, Body, etc. controls.
    TIA

  11. #11
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    I'll ask the guy who sent me this. He said he was "drawing up a clean copy of the preamp schematic.." not sure if he ever finished it..

    af

  12. #12
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    Quote Originally Posted by J M Fahey View Post
    Hi fuchsaudio and twist, I'd LOVE to see the preamp, even if fuzzy.
    The power amp is very conventional (nothing against that) but I never saw those funny Depth, Body, etc. controls.
    TIA
    This might help then.
    Attached Files Attached Files

  13. #13
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    Thanks. Definitely a "different" design, clearly tries to mimic tube response.
    I have an Evans full Tube schematic, will compare it to the SS version, probably they are very much alike.
    Thanks again.

  14. #14
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    Quote Originally Posted by J M Fahey View Post
    Thanks. Definitely a "different" design, clearly tries to mimic tube response.
    I have an Evans full Tube schematic, will compare it to the SS version, probably they are very much alike.
    Thanks again.

    Wow, it would be curious to see the tube Evans schematic if you could post it ?

  15. #15
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    Here you are.
    They are basically the same, considering the differing technologies.
    Attached Files Attached Files

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    I have an Evans JE200 from 1997 and I've always considered it a very good amplifier and had some conversations with the owner at the time of sale, but the reverb has been intermittent and making a fuzzy noise when it cuts out (it stays out once it goes) and I contacted Evans to get the schematic, letting them know I was the original owner, and they told me it would cost $25! I was somewhat affronted and did not pay them the $25.

    I may have to sell just to get the burnt taste out of my mouth.

  17. #17
    Old Timer Amp Kat's Avatar
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    I worked on one that a steel player brought me one day and they are basically pretty simple. You can follow it along and pretty much figure it out without a schematic. They are very clean and extremely powerfull for how light they are. This one was just a box and it was old and made in the Shreveport facility. Very nice for steel guitar.
    KB

  18. #18
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    Well, Bugera, Behringer , Markbass, and a *ton* of other makers won't even *sell* you the schematic, no matter how much you offer, so .....
    And Mesa Boogie will ask you what your problem is, and send only the little piece of schematic that covers *just* that section ... which often is not enough.
    And a few "famous" brands don't have authorized repair centers and you are forced to send them the amp ... your cost .... and often to the other end of the Country (as from Miami to Seattle).
    Juan Manuel Fahey

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