Tag Archive for Luthier interview

Adrian Lucas. Luthier Interview. MP3.

Adrian Lucas | 2008 | Luthier Interview | “Radial Guitars”


Adrian Lucas

Adrian Lucas has been one of the top steel string and classical luthiers in England. His breath of models and design is testament to a deep understanding of the physics and tonal attributes of the guitars he builds.
I caught up with him recently to chat about his latest guitars, tonewoods and build philosophies.


Adrian Lucas Guitars

TT – Adrian, thanks for chatting with us. The first Lucas guitar I ever played was a radial guitar which is not your normal guitar- would you tell us a little more about your construction and philosophy behind the design?

Lucas Pavilion
(click for fullsize)Adrian Lucas Pavilion Bearclaw european top madagascan rosewood
Adrian Lucas Pavilion Bearclaw european top madagascan rosewood
Bearclaw European Madagascan rosewood

AL – My radial design grew out of the idea of having the guitar’s bridge at the centre of a circular lower bout so that the distance to the edges is equal. This creates a diaphragm that is somewhat like a speaker. To avoid having this circle interrupted by the soundhole, I placed two small soundholes, who’s combined area equalled a traditional single hole, either side of the fingerboard in the upper bout.

The bracing radiates out from the circle’s centre towards the edges like spokes in a wheel. As the braces thus become further apart the soundboard graduates from stiffest in the bridge area to most compliant around the edges. The upper bout containing the soundhole is stiffly braced so that it was pretty much isolated from the ‘diaphragm’.This construction creates a simple air pump which is very efficient and quite directional, throwing out a beam of sound forwards. The soundhole on the bass side allows the player to get a snapshot of the out-front sound rather like a side port.

TT – So how would you describe the effects of a soundport vs. the soundhole on the bass side?

AL – Well, a soundport in the side gives the player a more direct shot of the out-front sound. As far as the sound in front of the guitar is concerned I’m not sure there is much in it.

TT – I see, in addition, you build more traditionally X braced guitars, could you tell us a little more about how you think these 2 bracing styles affect the way the guitar plays and sounds?

AL – Yes, I’m mostly building X-braced guitars these days. The radial-braced soundboard resonates as a simple diaphragm and has a strong fundamental, whereas the X-brace is rather more complex and divides the soundboard more into pockets producing a sound richer in overtones that people are more used to hearing. I recently encountered a couple of radial guitars that I’d built some years ago and was surprised how good they sounded. They are a little like an archtop sound with a strident treble but they also have a mellowness behind that. Rajan Spolia has one of my radials and loves it for Indian style music.

My X-braced designs do owe something to what I learnt from building radials however. They have roundish lower bouts, which I think is a more efficient shape than Martin’s squarish flat-bottomed shapes. Also I’ve always used tapered bracing, which is tallest in the centre and most flexible at the edges, rather than the more common scalloped bracing. I’ve never quite understood the logic of scalloped braces.

TT – Also, all your instruments I have played are French Polished, do you think this has a bearing on their tone.

AL – Well, I started out building classical guitars and learnt french polishing as the traditional finish for these instruments. I love the look and feel of french polish and it enhances the appearance of wood like nothing else but I am aware of its fragility. I have recently been using lacquer finishes on steel string guitars and have concluded that they can sound as good as an FP guitar. In fact it seems that lacquer imparts a little more discipline to the soundboard, which is great for a larger guitar. I can get the best of both worlds by applying a thin layer of french polish over the lacquer for a nicer feel.

TT – By lacquer, you mean nitro or an oil based?

AL – I’ve been using an acid catalyst lacquer. I was alerted to this by a very well known English classical guitar maker and figured that if he considered it good enough for his guitars it should suit steel string instruments too.

TT – I have noticed all of your instruments are very light and responsive, is this something that you aim for?

AL -I think this is a natural consequence of coming to steel string guitar making from a foundation in classical guitar where lightness and responsiveness are essential. I began making small bodied steel strings that were 0 and 00 size and these designs translated easily from classical guitar, but when I began building larger instruments I built a little on the light side to start with and I had to move towards a little more stiffness in the tops to keep them under control.

Coming at it from this direction I was able to find the point at which the stiffness was just enough for the guitar to work without having unnecessary weight. Responsiveness is everything in a guitar: the player has to be able to feel the guitar responding to every nuance that he/she puts into it so that there’s no obstacle to the flow of the music.

Video Feature
Mary Flower plays one of Adrian Lucas’s
Baritone guitars

Full size: Here
More M.Flower Here

TT – By building them light and responsive do you think they are more prone to damping by the body?

AL – I am careful to retain stiffness in the top and bracing, and the focus of the sound can certainly be lost if the top is allowed to become too flexible. I’ve recently been experimenting with drilling holes in the main braces to reduce weight without compromising their integrity. I came to guitar building from an architectural background and I see braced tops as being akin to floors supported by beams.

If you look at the technology of structural beams most of the work is done by the top and bottom of the beam which handle respectively compression and tension. The bit in the middle is there to hold these together and in steel beams you find the ‘I’ beam construction often has holes in the vertical flange.

I was inspired to try this when talking to Kevin Ryan recently: he’s doing something similar, cutting holes by laser in his braces. This is my low-tech take on that.


TT – Adrian how do you think an ibeam tonebars can affect the sound?

AL -Do you mean making the braces as I beams? Well, I think in theory they would work, but you wouldn’t have the option of shaping them once they’re glued to the soundboard so there’s really no scope for adjusting them.

Or did you mean my braces with holes drilled in them? These reduce the weight of the soundboard/bracing without reducing the stiffness and so there is a bit more power and a faster attack to the notes.

TT – Both really…. do you think that power and attack cannot sometimes co-exist with a large overtone content?

AL – Oh, certainly. I’m not against a large overtone content, but there comes a point, as the top becomes more flexible, when the focus of treble is lost and strong wolf notes appear if there’s not enough stiffness – you might call it boominess. I’m aiming for that fine balance point where there is a richness to the overtones but there is a crisp focused edge to the sound.

Video Feature
John Brindley plays one of Adrian Lucas’s
Pavilion guitars

Full size: Here
More J.Brindley Here

TT – I know a lot of luthiers who scallop to aim for a certain tap tone or chladni pattern…

AL -Well, I think you can do this with tapered bracing too by removing wood judiciously.

TT – And how about your view about the various back and sides woods? I remember a few spectacular cherry and walnut guitars from you…

AL -I’ve been exploring some temperate woods for back and sides. As well as the walnut and cherry you mention I’ve used steamed pear and yew. Apart from the steamed pear I’ve been sourcing these pretty locally from the English midlands so they have a pretty low carbon footprint. These woods are somewhat less dense than rosewoods and have densities more akin to mahogany.

With this sort of density you tend to get a warm lively sound that has an intimate aspect to it. Yew is an amazing wood that I’ve just started working with recently. It’s technically a softwood in that the tree is evergreen but it’s hard and springy and so far the guitars I’ve built with it have a very lively bouncy sound. These woods that are local to where I live were used extensively for tonewoods in the renaissance for lutes and the like before tropical woods became available.

I am also a fan of the rosewoods of course. They give rise to a more extrovert bold guitar. I’m keen to find substitutes for Brazilian because of it’s rarity, high price and problems with certification and the recognition of this. I’ve found Madagascar and Amazon rosewoods to be particularly good tonewise and they can both be very beautiful. I’m keen to try Osage Orange which is often referred to as having characteristics very similar to Brazilian rosewood.

Another of my favorite tonewoods which deserves a mention is Tasmanian blackwood. I’ve made several guitars with this for back and sides and it has an almost rosewoody quality despite being somewhat less dense. In a blind test with three of my guitars of identical design, one Tas blackwood and two Indian rosewood, in which a friend played the guitars, the blackwood one sounded darker and more ‘rosewoody’ than the two rosewoods.

Adrian Lucas
Arbour
Reclaimed
Woods
(click for fullsize)Nigel Forster guitar model JNigel Forster guitar model J
Quartersawn Douglas fir top reclaimed from 20s door over 6-piece English yew back and sides. Neck is reclaimed mahogany with English cherry middle section with an English walnut fingerboard and yew bridge and headstock.
Read more about Yew here

TT – And how about top woods?

AL – Well, the usual suspects. Sitka is a great wood for steel strings and is hard to beat. I like European spruce for its body but I find Sitka has a bit more zing. Redwood is interesting in that it has some of the qualities of cedar – a light fast attack – but with some of the body of spruce.

My latest foray has been to use some 80-year old Douglas fir that came from the rails of panel doors. I’ve been using this material for bracing and felt I had to try it for tops as it is nicely quartered and has a fine close grain. It works very well and makes a lively guitar.

TT – Thanks Adrian, how about a quick rundown of your the models & wait times??

AL -The main steel string models I’m making at the moment are the Pavilion and the Arbour. The Pavilion is a small jumbo with a 400mm lower bout width and a fairly compact upper bout. The Arbour is exactly the same shape but smaller with a lower bout width of 380mm and a shallower body, equating roughly to the size of a Martin OM.

I also do a similar sized guitar called the Rufus which is like the Arbour but has a lower waist. I designed this for someone who wanted a 12 fret guitar and the lower waist pushes the neck a bit further out when it’s played on the knee.

The latest Pavilion I’ve made with a wedge body like Linda Manzer’s design and I was pleased with that. Not only does it have the ergonomic advantage of slimming down the bass side of the body, but it also tilts the soundboard/fretboard slightly upwards which means the player can better see what he/she is doing and possibly gets a little more sound

I also make a baritone version of the Pavilion using the same body shape. As the neck still joins the body at the 14th fret this puts the bridge into the widest part of the lower bout and its relationship to the body is a bit like that on a 12 fret guitar.

I don’t know if you’re interested in my classical models but I make two – one a traditional shape which is based on the plantilla of Santos Hernandez and so I call it the Santos model, and the other a radial shape where the lower bout is circular with the bridge at its centre. The bracing on both models is the same and is a combination of fan and radial.

At the moment the wait time is around four to five months..

Models offered
Steel String:
Pavilion- 15 3/4″ Lower Bout with a 25.6″ Scale
Baritone- 15 3/4″ Lower Bout with a 28.9″ Scale
Arbour- 15″ Lower Bout with a 25.6″ Scale
Rufus- 15″ Lower Bout with a 25.6″ Scale
Parlor- 14 1/2″ Lower Bout with a 25.4″ Scale
Classical:
Santos- 14 1/10″ Lower Bout with a 25.6″ Scale
Radial14″ Lower Bout with a 25.6″ Scale
Links:
AJ Lucas Guitars http://www.lucasguitars.co.uk/
Adrian also maintains a fantastic myspace page:
www.myspace.com/ajlucasluthier .

©2008 Terence Tan.
Pictures courtesy of Adrian Lucas ©2007-8.
Videos copyright original owners.

Any infringement of copyright or errors is entirely unintentional- although we try very hard not to make them. Any issues should be address to: writers@guitarbench.com. We will attempt to resolve these issues quickly.

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Nigel Forster. Interview. Video.

Nigel Forster | 2008 | Luthier Interview |

Nigel Forster guitars

Nigel Forster is best known for being Stefan Sobell’s apprentice from 1988-1990 and from 1992-2003 but he’s recently gone solo and was been steadily building with his own distinct style and sensibilities. I’ve always known Nigel to focus on quality and sound and his candor is refreshing in today’s market!
I was very lucky to catch up with Nigel recently to see how things were coming along.

Nigel Forster guitars

Nigel Forster Model B
(click for fullsize)
Nigel Forster guitar model B
Nigel Forster guitar model B
European Spruce
Brazilian Rosewood

TT – Nigel, thanks for catching up…. apprenticing with Stefan must have been a wonderful experience, could you share with us what it was like?

NF – Yes it was, I cannot think of any other maker I would have rather learnt from.

When I started for Stefan in January 88, Stefan had a good reputation but his work did not command anything like the amount his work does today (a Model 1 guitar was £800!) and from the start the atmosphere was one of hard work.

I started at 7.30 and finished at 5.30, five days a week. Stefan was often there before me and always there for a few hours after. And he was there on weekends too. He worked 14 hour days, seven days a week for years.

My first duties were cleaning up, making tea and then I went on to sharpening tools and making backs. Next was bending sides and making necks. For the first couple of years most of my duties were based around making the bodies and doing the rough work for the necks and tops. And making the tea of course.

As far as machines – we had an Inca bandsaw, an inaccurate planer thicknesser and a router we used for about 2 or three jobs and that was it. No table saw, no pillar drill, no extraction, nothing. It was a very primitive workshop by modern standards. Most of the work was done by hand.

This is before guitar making was the big amateur business it is now so we were pretty isolated as far as building methods went. Stefan was self taught and so developed many interesting and sometimes odd ways of making, and it was many years before I knew any different which was good.

It was Stefan who developed the method of joining tops and backs on a sheet of chipboard using bent nails for pressure – I have a video of me doing this on my YouTube site and people seem to find it hilarious – but this is how I have done it for 20 years, and it works for me.

As I said, the instruments were not expensive, and the work was done by hand, so the idea was “Get it ready, and get it out” Doing things right the first time was very important, as having to redo things could mean the difference between making money on an instrument or not, so it is a good way to learn.

The current crop of luthiers and their apprentices do not work this way – so much of guitar making has been reduced to wood machining now, and my belief is that something of the human touch has been lost. A balance between working efficiently and quietly should be sought. But at the same time I understand that most customers neither know nor care about this.

As the years went by the instruments got better, the waiting list grew, prices rose and we got all modern – Stefan bought dust extraction, a belt linisher and eventually I bought my own table saw – my favourite machine for making. We made a Go-bar deck! By the time I left it was a pretty swish workshop.

We had our own rooms with the machine shop in the middle, and in the last few years I had a pretty free hand to get on with things, to work on the design and develop my own ways of the building process. As long as the standard improved, Stefan was happy to let me experiment.


Video Feature
Clive Carroll plays one of Nigel Forster’s
Model ES guitars.Full size: Here
More C.Carroll Here
Stay tuned for our interview with Clive!

TT- Innovations like your 3 piece, mixed rosewood backs?

NF – No, I can’t claim that, In 2003, Stefan and I built a guitar for a chap called Maurice Condie which was a mix of Cocobolo and Rio, and it came out sounding much more like Rio (another term for Brazilian Rosewood) than Cocobolo. A couple of years later I had a customer who didn’t have the money for Rio and was also concerned about its stability but still wanted a Rio sound, so I thought I would try mixing Rio with Indian, the results were great, and I have made many since – it is my commonest timber upgrade and rightly so.

No, most of the experimentation I did was technical stuff, to make the instruments more consistent, to eliminate building mistakes that often occurred early in the build that had to be compensated for later.

I also spent a lot of time thinking and working on the neck/body joint and the neck/head joint, both of which I have covered in my blog. And then there was the most important part – the soundboard. Early Sobells were just too stiff, they were heavily arched, heavily braced and every intersection of braces was linked.

Some came out sounding good, but they often lacked bass and felt too stiff. So we spent a lot of time experimenting and discussing the top, changing it to allow it to resist the pull of the strings and still sing.

But it got to the point where it was time for me to leave, I had too many ideas I wanted to try, and Stefan and I had spent too much time together. We attempted to set up a partnership where I would gradually take over the business but it didn’t work out. Time to go!

Video Feature
Clive Carroll plays one of Nigel Forster’s
Model C guitars.Full size: Here
More C.Carroll Here
Stay tuned for our interview with Clive!

Which actually was the best possible thing for both of us – Being in business for myself is great – I’m doing the best work of my life just now, the sound of my guitars and Bouzouki still has that clarity and separation, but with a much fuller and rounder bass, the work is going well and whilst the aesthetic is still very simple, my guitars have a certain look about them which sets them apart from much of what is being made.

Some of the changes, like the binding and purfling are give the artist in me a chance to breathe, but others like the body shapes and the new bridge are plain old examples of form following function.

Part of my nature is I get bored easily – making the same guitar over and over would drive me mad, experimentation is the thing which has held my interest in guitar making for all these years and continues to do so. You can think about design all you like but the only way to find out is to build.

TT- When you say, great results with the rio and indian, do you mean mostly sounds like rio? With these do you have indian rosewood sides too?

NF – Yes, sounds much more like Rio than Indian. The sides are Rio, the back is a narrow central strip of Rio (around 2-3″) and outer wings of Indian. I have no explanation why the sides should have such a profound effect, but they clearly do.

TT- You mentioned that you’ve made a lot of discoveries since the first interview…

NF – The short answer is – I’m not telling! It is common for makers, amateurs in particular to share what they know or at least what they think they know, but this can lead to lots of people making similar guitars. The reason why people want my work and are prepared to pay the price I ask is that my work is not like that of most other makers.

By ignoring what you may read or be told and thinking for yourself it is possible to come up with new ideas and a different sound. – a better sound. Sound is a by product of design – one maker I know with an excellent scientific background describes sound as an energy loss to the guitar.

If you consider the architecture of the guitar and the nature and direction of the forces that act on it, and design accordingly you make a guitar that is unconventional to many but that sounds clearer and fuller than much of what is on offer.

This may sound all wrong – surely sound should come first – it still does, but I approach creating a wonderful sound from a different angle – one of creating a logical construction which will liberate the sound from the materials.

So the discoveries I have made in recent years about the soundboard – what it is I want and how I go about getting it shall remain secret. But basically it is about soundboard shape and thickness.

Nigel Forster Model J
(click for fullsize)
Nigel Forster guitar model J

Model J
European Spruce
Brazilian Rosewood


TT – Most folks would like to know a little about the thought and the process behind your guitars..
.

NF – Ok, I’ll tell you about a minor discovery and how it came about.

When I worked for Sobell, we built very dry – the fire was always on and the dehumidifier was always running. One of the results of this was the backs used to deform when they left the workshop in an odd manner – the back would swell except at the waist where the short back strut was. You would get a sort of rollercoaster effect. Didn’t look nice.

So to counter this I suggested slanting the waist bar to lengthen it and made it shallower, the idea being to make it more flexible, that way the back would swell uniformly. A little bit more work but it worked. I asked “What reason shall I tell customers”, and Stefan laughing said ” The sound, always the sound!” But we never really bothered to think any reason up – if anyone asked, I’d change the subject.

I still do this on my guitar as I too have the fire on and the dehumidifier running all the time, Then a year or two ago I decided to lighten the third back strut too, to make the whole thing more flexible. The result was one of the things I have been working towards for some time – more bass.

So now if anyone asks about the slanted back strut I can honestly say ” The sound, always the sound!! “

This is a good example of how I work – I follow my intuition, which is informed by the work I have done before, I try to honestly observe what I have done and I don’t waste too much time thinking about clever theories. Guitar making is a practical subject not just a theoretical one.

To some extent the sound my guitars make is a by-product of the thought I give to the structure. So I work on the architecture and see what comes out.

Nigel Forster Model D
(click for fullsize)
Nigel Forster guitar model D2
Nigel Forster guitar model D2
Nigel Forster guitar model D2
Model D
European Spruce
Rosewood
Nigel says”
My Model D is NOT a Martin copy – you can flatpick on it, but basically this is a Dreadnought shaped fingerstyle guitar – this guitar has depth, seperation and clarity”


TT – Apart from the usual construction discoveries, what new models are you working on Nigel?

NF – Well, I’ve just finished the trial run for my Anniversary model (pictures on the blog) And I am very pleased with it. The guitar is roughly OM sized- a 14 fret cutaway version of the Model B. It is a new shape with rather fuller hips and a higher waist than my Model B and has my new larger, lighter bridge.

The top is Italian Spruce and back and sides are Indian/Rio mix. The sides are best dark Rio and the back has a central panel of Rio and outer wings of Indian. The colour of the sound is much closer to Rio than Indian so it just shows you what a contribution the sides make.

Many of the current theoretical models of how guitars work rely on the sides not being part of the equation – the theories go into great detail about how the top and back work, but introducing the sides into the equation complicates things beyond most folks understanding.

So if you follow this line of thinking it makes sense to laminate sides or stiffen them with large linings like the walls of a snare drum. -it physically takes the sides out of the reckoning. However just because an idea makes sense, it does not mean it is right.

You can produce a decent guitar this way but it is not the only way. I cannot give you any reason why the sides should contribute so much but I have made many of these Indian/Rio mix guitars now and it happens every time – the guitar sounds much more like Rio than Indian.

The next step is to build the Anniversary Model, and other than upgrade the timbers to Rio back and sides and my 1930′s German Spruce, I’ll pretty much do everything the same. Only problem is it looks unlikely I’ll be able to get the guitar done this year as I’m pretty booked up, so it will have to be my 21st Anniversary Model rather than my 20th.

TT – I heard you were building from Panamanian Rosewood – it’s pretty new on the scene- how does that compare to Braz or indian?

NF – Apparently Panamanian Rosewood is Dalbergia tucerencis, which is the same as Cocobolo, but believe me this wood is not like Cocobolo. Visually it is nice but fairly broad grained and the colour varies from yellow to pink. When sprayed it goes a deeper, richer shade of whatever it started off as.

The main difference from all the other Rio substitutes is it is light – very light and compares with the best Rio. It rings like Rio when tapped but works a little like Cocobolo but not as crumbly. When you chisel Cocobolo, it behaves in a rather odd manner and lumps can fall of even with the sharpest tools. Panamanian does not do this but it is more awkward than Indian.

Basically in a blind test, if you handed me a good set of Rio and a good set of Panamanian, the only way I would be able to tell them apart is the smell – it smells more like Camatillo – the weight, tap ring and stiffness are very similar. When you build with it the sound is very rich and full, and adds a fullness to the bass, more so than the other Rio substitutes but still, not a s much a s Rio.

As far as I am concerned there is a pecking order for back and sides tonewoods, with Rio at the top, Rio/Indian mix next, then Panamanian, Camatillo, and then Honduras and Cocobolo together. But it is always worth remembering that there is nothing wrong with a good set of Indian, and it is more stable than all the others – a significant advantage if ever there was one. .


Nigel Forster Detailing
(click for fullsize)

Nigel Forster guitar detailing purfling
Nigel Forster guitar detailing purfling
Nigel Forster guitar detailing purfling
Nigel Forster guitar detailing purfling
Elegance, precision and beauty

TT- How about your pick of the topwoods? I know Stefan usually only uses Euro, maybe adirondack…?

NF – I have become rather obsessed with getting good Spruce in the last few years and I have LOTS! For most of my guitars I use Italian Spruce, For Mandolins and Citterns I have a huge stock of very nice light Czech Spruce. though I have recently bought a lot of Swiss and German stuff for Citterns too.

For my more expensive guitars there is some very fine grained German and Swiss, no better sounding than the Italian but it really looks the part, and I recently bought a lot of good Bearclaw Spruce too from a German dealer, but my “special” stuff is German Spruce which was felled in the 1930′s. Rather good as you can imagine.

I do have some Adirondack Spruce for guitars and Mandolin but have never had time to use it yet. Though I have made a couple of guitars with very fine grained Caucasian Spruce (Picea Orientalis) which is very interesting stuff. It cuts like cheese yet is really rather stiff, and very light.


TT – Could you give us a run down of your current line up and wait times??

NF – Waiting time is around 8 months. Sometimes less, sometimes more. Apart from the orders which are all guitars I’m working on a new model of arch top mandolin, and a new design for my Citterns and Bouzouki. I hope to have them ready by Christmas.

So just now I am building 4 bodies – I make four at a time up to the binding stage then separate them and do one at a time until they are finished. On my bench just now is a Panamanian Rosewood Model J, a cutaway Panamanian Rosewood Model C and two Indian Rosewood Model C’s. The Model C is by far my most popular Model.


Nigel Forster guitar purfling



Links:
Nigel Forster Guitars http://www.nkforsterguitars.com/

©2008 Terence Tan.
Pictures courtesy of Nigel Foster, MP3s permission from Nigel Foster- ©2007-8.

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