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Conference napalm::guitar

Title:GUITARnotes - Where Every Note has Emotion
Notice:Discussion of the finer stringed instruments
Moderator:KDX200::COOPER
Created:Thu Aug 14 1986
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:3280
Total number of notes:61432

3117.0. "Fender tilt-back legs ? " by CRONIC::PCUMMINGS (What They Did) Thu Sep 21 1995 16:17

    I just bought a set of those Fender tilt-back legs that are commonly
    seen on Twinn Reverbs and Supers to install on my Fender Concert amp.
    The Concert amp is sort of a re-issue but with channel switching which 
    I bought new a year ago and is a 60W 1-12" combo amp which is a little 
    smaller in size than a Twinn, and a little bigger than a Deluxe Reverb.  
    
    Problem is, no installation instructions came with these. Calling
    Fender for assistance was fruitless (they actually stamp-out the
    amps their gonna install 'em on on the assembly line, cookie cutter
    style).  I took some measurements on a Twinn which is fairly close
    to the size of my cabinet but wondered if anyone had any tips for
    installing these. 
    
    I had to go for these, because of recent I've been leaning my amp
    back (~30 degree angle) against a wall and have been really enjoying 
    the sound!  Projection like I've never heard!  Also like the way these
    collapse down... they even look cool.
    
    I might add these legs come in 16" (which is what I have) or 19" which
    are probably used on taller amps like the Super & Vibro? and bear the
    Fender logo. 
    
    Anyone have any input putting these on ? 
    
    thanx
    /Paul 
    
    
     
T.RTitleUserPersonal
Name
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3117.1do like disCRONIC::PCUMMINGSWhat They DidWed Oct 11 1995 21:0112
    I caught up with Neil Orsi (remember Neil?) and he gave me some
    great instructions/advice on mounting these legs.  He had done
    it a number of times building some Twinn like cabinets.  All the
    measurements should be made from the side/bottom side/back of the 
    cabinet to get the coordinates of the hole locations right.
    
    For this amp, I'll be following pretty much the Twinn setup
    considering my own needs for the location of the 'stops' which
    determine how much of a tilt you get.
    
    /pc
    
3117.2combo or bust!POLAR::KFICZERESat Feb 24 1996 08:2314
    How 'bout asking this guy what he builds his "twinn-like" cabs from.
    I'm in the first stages of turning my Bassman into a combo and was
    wondering what wood is most commonly used for amps and combos.
    
    Also, while cleaning my old silverface the other nite I noticed that my
    transformer is.....shall we say...HUGE! I figured the amp was a little 
    too loud for it's 40w rating.The trans says Peavey on it. Obviously a 
    replacement. How mush work would be involved in replacing it with a
    much smaller one. I'm thinking 30w would be great 'cause I could really
    crank it up and get those tubes working without the ear bleeding
    volume. Does this make sense. How do you rate a transformers anyhow?
    
    -kev
    
3117.3RICKS::CALCAGNIrandom acts of beautiful chaosMon Feb 26 1996 08:1417
    There are two transformers inside a typical Fender tube amp.  The
    bigger one is the power transformer, the smaller one is the output.
    If someone replaced the original power transformer in your Bassman,
    it could *in theory* affect the power rating.  The power transformer
    determines supply voltage to the tube stages; if the replacement
    transformer is sending a larger supply voltage than the original it
    could cause more power to be delivered to the speaker.  However, the
    amp would now be running outside the specs it was designed for, and
    the results are pretty much unpredictable.
    
    Generally speaking, it's not a good idea to try to modify the power
    of your amp by messing with the transformers.  It probably would be
    a good idea to get an original spec transformer back in your amp,
    or at least have a tech check it out to see what's what.
    
    /rick
    
3117.4POLAR::KFICZEREWed Feb 28 1996 10:442
    Thanks. $130 + tax + labour.