Harpsichord hitch pin loops

David M. Porritt dm.porritt@verizon.net
Tue, 25 Feb 2003 16:22:03 -0600


Fred:

Couldn't you just use the hook and crank on the loop machine as your
dowel & cup hook?  

dave

*********** REPLY SEPARATOR  ***********

On 2/25/2003 at 3:12 PM Fred S. Sturm wrote:

>David,
>    I'll just mention that you don't have to have a Zuckermann T
hammer
>to use Conrad's method. A dowel with a cup hook screwed into the end
>will do the same thing. In case you didn't follow what he described,
>what you are doing is fixing the two ends of the wire (clamping the
>speaking length to a table or whatever, holding the other with
pliers),
>and grabbing in between with the hook. Twisting the hook to form the
>helix coils is similar to how the bass string jig works, except you
>don't have a fixed jig to contend with - your hands will give enough
>play to avoid breakage. You control how tight the coils are by how
taut
>you hold the wire and pull with the hook, and by the angle you
maintain.
>
>    I prefer what I described, probably because I got used to it
from
>stringing a few harpsichords before I tried the Zuckermann method. I
>found I could control the results better. But it's all what you get
used
>to and good at.
>
>Regards,
>Fred
>
>"David M. Porritt" wrote:
>
>> Fred et al:
>>
>> I have a loop maker to make bass string style loops (I bought it
when
>> I had to string a Mason & Hamlin "A" with all those single strings
in
>> the treble).  Could that make appropriate loops for the
harpsichord
>> strings?  I need to put on a string in a few days.  The last
string I
>> put on a harpsichord I was not proud of!
>>
>> dave
>>
>> *********** REPLY SEPARATOR  ***********
>>
>> On 2/25/2003 at 9:44 AM Fred S. Sturm wrote:
>>
>> >Jim,
>> >    On the assumption you are matching double helix loops with a
>> coil
>> >finish (the
>> >most common, looks like bass string hitch loops):
>> >1) You need a fixed substitute for the hitch pin. A large cup
hook
>> mounted
>> >to the
>> >edge of a table works. Or a headless nail held in a vice.
Whatever
>> it is,
>> >it needs
>> >to be positioned so that there are no obstructions in front of it
>> (to
>> >allow free
>> >movement of your hands). It should be of a large enough diameter
so
>> that
>> >the loop
>> >formed can easily fit over the hitch pin later. (I mostly use a
cup
>> hook
>> >screwed
>> >into the end of a dowel. I attach this with a spring clamp to the
>> edge of
>> >my cheap,
>> >metal harpsichord tool/supply case).
>> >2) Pull the wire around the dummy pin, so that it goes completely
>> around
>> >and
>> >crosses at a right angle. You need enough "waste length" to get a
>> good
>> >grip. 6 to
>> >10 inches should suffice. Hold the wire in that position with one
>> hand -
>> >the hand
>> >that you will use throughout to hold the speaking length. You
will
>> need to
>> >have
>> >decided whether the waste length goes over or under based on the
>> direction
>> >you want
>> >to the coils to go (look at one of the loops you are matching).
>> >3) Take the hand that is not holding the wire, and place it over
or
>> under
>> >the other
>> >hand (depending whether the waste length is over or under the
>> speaking
>> >length) and
>> >grab the waste length. Holding the wire taut with both hands, and
so
>> that
>> >the
>> >string forms a right angle where it meets, rotate both arms in a
>> full
>> >circle around
>> >one another (easier to show than describe this sort of thing),
>> keeping the
>> >wire
>> >taut and at right angle at all times, so that it actually makes
>> clear and
>> >sharp
>> >bends/coils around itself (each bends around the other). If you
have
>> been
>> >successful, you should be able to let go with one hand, and the
wire
>> will
>> >pretty
>> >much stay put.
>> >4) Repeat the above as many times as needed to create the number
of
>> coils
>> >desired.
>> >Steady, even movement, with wire held taut at all times, and
>> maintaining
>> >the 90
>> >degree angle between wire ends, will allow for even, neat
>> appearance.
>> >5) For the finish coil, hold the speaking length of the wire taut
>> with one
>> >hand,
>> >pulling straight toward yourself. With the other hand, pull the
>> waste
>> >length of
>> >wire neatly around the speaking length. It is essential that the
>> wire be
>> >held taut
>> >at all times, and a bit of finesse is needed to start the coil
>> evenly.
>> >Again, the
>> >waste length hand lets go, and is moved around the speaking
length
>> hand to
>> >grab the
>> >waste length again. And you make as many tight, even coils as
needed
>> to
>> >match the
>> >original.
>> >6) Cut the wire, leaving a short segment (match originals), which
>> will
>> >rest on the
>> >hitch pin rail to help assure the coils don't unwind. It is
>> necessary to
>> >plan so
>> >that the final direction of that bit of waste length is under the
>> speaking
>> >length.
>> >    A caution - don't overdo tightness of coils. If they are too
>> tight,
>> >you will
>> >have tail breakage. But if they are not tight enough, they'll
want
>> to
>> >unwind. You
>> >have to use good judgment here.
>> >
>> >Hope this helps. If it is unclear, please say so and I'll try to
>> explain
>> >better.
>> >It's much easier to demonstrate than describe. I'll also note
that
>> if you
>> >have a
>> >helper, you can use a dowel with a cuphook in the end. One person
>> holds
>> >the wire,
>> >tautly, at a 90 degree angle, while the other rotates the dowel.
>> With good
>> >teamwork, this can be a very successful method of making coils
(it's
>> what
>> >the
>> >Hubbard manual suggests). It does require a second person.
>> >Regards,
>> >Fred Sturm
>> >University of New Mexico
>> >
>> >
>> >James A Busby wrote:
>> >
>> >> List,
>> >> Does anyone have a website or instructions, tricks, etc. for
>> making
>> >hitch pin
>> >> loops for harpsichords? My loops are functional, but they don't
>> look
>> >uniform and
>> >> even.  Thanks.
>> >>
>> >> (BTW, I know you can buy them premade, but I now have 4
>> harpsichords
>> >and it
>> >> gets expensive to buy prefabs.)
>> >>
>> >> Jim Busby
>> >> BYU
>> >>
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>> _____________________________
>> David M. Porritt
>> dporritt@mail.smu.edu
>> Meadows School of the Arts
>> Southern Methodist University
>> Dallas, TX 75275
>> _____________________________
>>
>> _______________________________________________
>> caut list info: https://www.moypiano.com/resources/#archives
>
>_______________________________________________
>caut list info: https://www.moypiano.com/resources/#archives


_____________________________
David M. Porritt
dporritt@mail.smu.edu
Meadows School of the Arts
Southern Methodist University
Dallas, TX 75275
_____________________________



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