Program Notes by Terry Relph-Knight, Issue 1, 04/02/16 Copyright of Text and Images – T
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Measurement and Modeling of a Resonator Guitar
ISMA 2019 Measurement and modeling of a resonator guitar Mark Rau(1)∗, Julius O. Smith III(1) (1)Center for Computer Research in Music and Acoustics, Stanford University, USA Abstract Resonator guitars are acoustic instruments which have one or more spun metal cones embedded in the top plate, with strings driving the cone directly through a bridge. They were originally designed to be louder than traditional acoustic guitars and are often played with a metal slide. The vibrational characteristics of resonator guitars having a single inverted-cone are studied as the basis for a synthesis model. The small-signal input admittance is obtained using an impact hammer and laser Doppler vibrometer. As well, sinusoidal sweeps are made using a modal shaker at various driving amplitude levels. The shaker measurements show that some of the modes exhibit nonlinear characteristics. These measurements are used to design body resonator filters with time-varying resonant modes for a digital waveguide model of the resonator guitar. Keywords: Guitar, Measurement, Modeling 1 INTRODUCTION During the early twentieth century, the playing levels of American bands were increasing due to the use of brass instruments and percussion. Conventional stringed instruments were not loud enough to compete, leading to the invention of “resophonic” or “resonator” instruments. Resonator instruments have similar construction to their traditional counterparts, with the addition of one or more spun metal cones replacing the majority of the top plates. With the introduction of electronically amplified musical instruments, the need for louder acoustic instruments was reduced, but by this time, resophonic instruments had already become part of the canon of American music such as blues and traditional music. -
The Science of String Instruments
The Science of String Instruments Thomas D. Rossing Editor The Science of String Instruments Editor Thomas D. Rossing Stanford University Center for Computer Research in Music and Acoustics (CCRMA) Stanford, CA 94302-8180, USA [email protected] ISBN 978-1-4419-7109-8 e-ISBN 978-1-4419-7110-4 DOI 10.1007/978-1-4419-7110-4 Springer New York Dordrecht Heidelberg London # Springer Science+Business Media, LLC 2010 All rights reserved. This work may not be translated or copied in whole or in part without the written permission of the publisher (Springer Science+Business Media, LLC, 233 Spring Street, New York, NY 10013, USA), except for brief excerpts in connection with reviews or scholarly analysis. Use in connection with any form of information storage and retrieval, electronic adaptation, computer software, or by similar or dissimilar methodology now known or hereafter developed is forbidden. The use in this publication of trade names, trademarks, service marks, and similar terms, even if they are not identified as such, is not to be taken as an expression of opinion as to whether or not they are subject to proprietary rights. Printed on acid-free paper Springer is part of Springer ScienceþBusiness Media (www.springer.com) Contents 1 Introduction............................................................... 1 Thomas D. Rossing 2 Plucked Strings ........................................................... 11 Thomas D. Rossing 3 Guitars and Lutes ........................................................ 19 Thomas D. Rossing and Graham Caldersmith 4 Portuguese Guitar ........................................................ 47 Octavio Inacio 5 Banjo ...................................................................... 59 James Rae 6 Mandolin Family Instruments........................................... 77 David J. Cohen and Thomas D. Rossing 7 Psalteries and Zithers .................................................... 99 Andres Peekna and Thomas D. -
Electric & Acoustic Guitar Strings: a Recording of Harmonic Content
Electric & Acoustic Guitar Strings: A Recording of Harmonic Content Ryan Lee, Graduate Researcher Electrical & Computer Engineering Department University of Illinois at Urbana-Champaign In conjunction with Professor Steve Errede and the Department of Physics Friday, January 10, 2003 2 Introduction The purpose of this study was to analyze the harmonic content and decay of different guitar strings. Testing was done in two parts: 80 electric guitar strings and 145 acoustic guitar strings. The goal was to obtain data for as many different brands, types, and gauges of strings as possible. Testing Each string was tested only once, in brand new condition (unless otherwise noted). Once tuned properly, each string was plucked with a bare thumb in two different positions. For the electric guitar, the two positions were at the top of the bridge pickup and at the top of the neck pickup. For the acoustic guitar, the two positions were at the bottom of the sound hole and at the top of the sound hole. The signal path for the recording of an electric guitar string was as follows: 1994 Gibson SG Standard to ¼” input on a Mark of the Unicorn (MOTU) 896 to a computer (via firewire). Steinberg’s Cubase VST 5.0 was the software used to capture the .wav files. The 1999 Taylor 410CE acoustic guitar was recorded in an anechoic chamber. A Bruel & Kjær 4145 condenser microphone was connected directly to a Sony TCD-D8 portable DAT recorder (via its B&K preamp, power supply, and cables). Recording format was mono, 48 kHz, and 16- bit. -
Luthier Rob Engel Started Taking out These Guitars, and They Were Just Phe - by Marc A
attic – he had a sort of workshop up there – and he Luthier Rob Engel started taking out these guitars, and they were just phe - by Marc A. Ybaben, Ph.D. nomenal pieces of work! I mean they were beautiful; each one was an original piece. Some of them he had worked on with a guy named Tom Doyle – he’s a gui - tar maker and pickup maker from New Jersey – they had been buddies and they had worked together on dif - ferent stuff, and the bug bit me right there! I started looking at the guitars and I guess he saw the expression on my face, and he said, “Well, you can do this, you know.” And I was thinking, “Yeah, right!” but I really had to give it a shot, so I did. I went out and bought all kinds of books, and I already had a garage in the back of my house that served as a wood shop — which is what I did for a living anyhow — and I got started by Photo courtesy Paul Johnson bringing wood home from jobs that were scraps and left-overs, basically practicing until I started to under - hanks to the wonders of YouTube, a friend sent stand how things worked. Then Lenny introduced me me a video of an East Coast guitarist named Bob to Tom Doyle, and he got me a job with Tommy; I TDeVos. I immediately noticed two things: that worked with him for about three years. I really wasn’t Bob was a monster player – incredible lines and sound! making any money there, so I went back to cabinet – and that he played a very cool-looking guitar. -
Gretsch Jim Dandy Flat Top 2-Color Sunburst Acoustic Guitar
Please Click The Product Title Link Below To See The Product If You Would Like To Purchase. Gretsch Jim Dandy Flat Top 2-Color Sunburst Acoustic Guitar Crackerjack quality for a steal! Faithful to the Gretsch® “Rex” parlor guitars of the 1930s, ’40s and ’50s, the G9500 Jim Dandy™ Flat Top parlor-style model embodies everything that was great about everyone’s first guitar. Everything and then some that is, because the G9500 is crafted with select guitar woods and is fully lined and braced for warm and pleasing tone, with a 24″ scale for endless hours of playing comfort. Perfect for both picked and fingerstyle playing, the Jim Dandy features a non-cutaway basswood body with X-bracing for a powerful and resonant voice, and a top-load walnut bridge with compensated synthetic bone saddle for even intonation along the length of the neck. Joining the body at the 12th fret, the “C”-shape nato neck hosts a comfortable, smooth-playing walnut fingerboard with vintage-style frets and pearloid dot inlays. Wrapped in a classic Two-Tone Sunburst finish, the G9500 also has 1950s-style vintage open-gear die-cast tuning machines, nickel hardware and single-ply white pickguard featuring a “G” graphic. Ideal for songwriting, practice or even as a travel guitar, this little wonder is great for beginners or seasoned pros alike. Comfortable to play, and full of woody vintage tone with full-sounding bass, the Jim Dandy will inspire hours of playing joy. Model Name: G9500 Jim Dandy™ 24″ Scale Flat Top Guitar, 2-Color Sunburst Model #: 2704000503 Series: Roots -
Innovation & Inspiration
Lesson: Innovation & Inspiration: The Technology that Made Electrification Possible Overview In this lesson students learn about technological innovations that enabled the development of the electric guitar. Students place guitar innovations on a timeline of technology and draw conclusions about the relationship between broad technological changes and their impact on music. This lesson builds on the Introduction to the Electric Guitar and borrows concepts from history and science. Ages: High School Estimated Time: up to 35 minutes Objectives: Students will be able to… • Identify significant technological changes that led to the development of the electric guitar. • Analyze the extent to which guitar innovators were influenced by changes in technology. Washington EALRs: • Social Studies: 4.1.1, 4.1.2 • Science: 3.2 Materials Provided by EMP • Electric Guitar Technology Timeline • Guitar Innovations handout Materials Provided by Teacher • N/A Playlist • N/A Procedure 1. Tell students they have three minutes to list as many electrical or digital inventions they use on a daily basis as possible. After time is up, have them share what they came up with and list responses on the board. Choose one or two inventions and ask students to brainstorm all the innovations that made that invention possible. How far can they get? Tell students that today they are going to learn the various innovations that went into the modern electric guitar. (10 minutes) 2. Pass out “Electric Guitar Technology Timeline.” Have students quickly scan the inventions and pick out what inventions are familiar and which are new. Based on this list, can students guess how each invention impacted the development of the electric guitar? (up to 10 minutes) 3. -
Blue Book of Electric Guitars Sixth Edition
Blue Book of Electric Guitars Sixth Edition Gibson Electric Guitars and Basses Edited by S.P. Fjestad Blue Book Publications, Inc. 8009 34th Avenue South, Suite 175 Minneapolis, MN 55425 U.S.A. Phone: 800-877-4867 (U.S.A. and Canada orders only) Phone: 952-854-5229 FAX: 952-853-1486 Email: [email protected] Web site: www.bluebookinc.com Reprinted with permission Copyright 1999 Blue Book Publications, Inc. All Rights Reserved. No part of this publication may be reproduced in any form whatsoever, by photograph, mimeograph, FAX transmission, or any other mechanical or electronic means. Nor can it be broadcast or transmitted, by translation into any language, nor by recording electronically or otherwise, without the express written permission from the publisher - except by a reviewer, who may quote brief passages for critical articles and/or reviews. Please note: At the request of Blue Book Publications, Inc., all pricing information has been omitted. For detailed pricing information, please either contact Blue Book Publications for ordering information, or visit their web site at www.bluebookinc.com Table of Contents Gibson Background History ----------------------------------------- 3 Identifying Features --------------------------------------------------- 4 Gibson Electric Guitars ---------------------------------- 5 B.B. King Series -------------------------------------------------------- 5 Barney Kessel Series --------------------------------------------------- 6 Byrdland Model --------------------------------------------------------- -
Gibson Declares Bankruptcy
Gibson Declares Bankruptcy David Diaz, CEO,Davenport Laroche Another timeless rock and roll icon is headed to “rehab”. This time, though, it’s not a performer. It’s the brand that tied together some of rock’s biggest names, from Elvis Presley to Keith Richards, Jerry Garcia, Slash, Ace Frehley and Jimmy Page. Each of these icons played Gibson. Slash, in fact, was an official brand ambassador for the guitar brand he proudly played on stage during a meteoric six-year run with Guns ‘n Roses. Seeing one of the new breed of guitar gods ripping through sets on his Gibson inspired a new generation of shredders to grab their Les Paul or Standard, jam and dream. Now, though, Gibson has hit a major roadblock, filing for bankruptcy protection as the company struggles to mitigate half a billion dollars in debt. As a result of the bankruptcy filing, the press is reporting that creditors will “take control” of the company, that was founded way back in 1902 and helped defined American music for more than a century. Because Gibson guitars were so popular for so many years, many are wondering why, exactly, the company is in such dire straits. There are several reasons, though many are blaming the relatively recent acquisition of Philips’ consumer audio division a few years back. That, in fact, is the first thing Gibson’s new ownership plans to let go in an attempt to get the business back in the black. The company will divest itself of the line of headphones, loudspeakers and turntables that have proven to be a drag on profitability. -
GUITARS at AUCTION FEBRUARY 27 Dear Guitar Collector
GUITARS AT AUCTION FEBRUARY 27 Dear Guitar Collector: On this disc are images of the 284 guitars currently in this Auction plus an GUITARS additional 82 lots of collectible amps, music awards and other related items all being sold on Saturday, February 27. The Auction is being divided into two sessions AT AUCTION FEBRUARY 27 starting at 2pm and 6pm (all East Coast time.) Session I, contains an extraordinary array of fine and exciting instruments starting with Lot 200 on this disc. The majority of lots in this Auction are being sold without minimum reserve. AUCTION Saturday, February 27 The event is being held “live” at New York City’s Bohemian National Hall, a great Session I – 2pm: Commencing with Lot #200 setting at 321 East 73rd Street in Manhattan. For those unable to attend in person, Session II – 6pm: Commencing with Lot #400 the event is being conducted on two “bidding platforms”… liveauctioneers. com and invaluable.com. For those who so wish, telephone bidding can easily PUBLIC PREVIEW February 25 & 26 be arranged by contacting us. All the auction items will be on preview display Noon to 8pm (each day) Thursday and Friday, February 25 and 26, from 12 noon to 8 pm each day. LOCATION Bohemian National Hall 321 East 73rd Street Please note that this disc only contains photographic images of the items along New York, NY with their lot headings. For example, the heading for Lot 422 is 1936 D’Angelico ONLINE BIDDING Liveauctioneers.com Style A. Descriptions, condition reports and estimates do not appear on this disc. -
Overview Guitar Models
14.04.2011 HOHNER - HISTORICAL GUITAR MODELS page 1 [54] Image Category Model Name Year from-to Description former retail price Musima Resonata classical; beginners guitar; mahogany back and sides Acoustic 129 (730) ca. 1988 140 DM (1990) with celluloid binding; 19 frets Acoustic A EAGLE 2004 Top Wood: Spruce - Finish : Natural - Guitar Hardware: Grover Tuners BR CLASSIC CITY Acoustic 1999 Fingerboard: Rosewood - Pickup Configuration: H-H (BATON ROUGE) electro-acoustic; solid spruce top; striped ebony back and sides; maple w/ abalone binding; mahogany neck; solid ebony fingerboard and Acoustic CE 800 E 2007 bridge; Gold Grover 3-in-line tuners; shadow P7 pickup, 3-band EQ; single cutaway; colour: natural electro-acoustic; solid spruce top; striped ebony back and sides; maple Acoustic CE 800 S 2007 w/ abalone binding; mahogany neck; solid ebony fingerboard and bridge; Gold Grover 3-in-line tuners; single cutaway; colour: natural dreadnought western guitar; Gruhn design; 20 nickel silver frets; rosewood veneer on headstock; mahogany back and sides; spruce top, Acoustic D 1 ca. 1991 950 DM (1992) scalloped bracings; mahogany neck with rosewood fingerboard; satin finish; Gotoh die-cast machine heads dreadnought western guitar; Gruhn design; rosewood back and sides; spruce top, scalloped bracings; mahogany neck with rosewood Acoustic D 2 ca. 1991 1100 DM (1992) fingerboard; 20 nickel silver frets; rosewood veneer on headstock; satin finish; Gotoh die-cast machine heads Top Wood: Sitka Spruce - Back: Rosewood - Sides: Rosewood - Guitar Acoustic -
Confusão Entre Viola, Violão E Guitarra. - História Dos Captadores Eletromagnéticos
...e ainda: - Confusão entre Viola, Violão e Guitarra. - História dos captadores eletromagnéticos. … entre outros. Por: João Gravina para Ebora Guitars Ebora Guitars agradece ao Luthier brasileiro João Gravina os textos cedidos, abaixo, para ajudar a entender melhor o mundo da guitarra. O mestre Gravina, pelo que nos é dado a conhecer, é sem dúvida uma voz a ter em conta no mundo da Luthearia pelos anos de prática e conhecimentos adquiridos. … a ele um muito obrigado! Francisco Chinita (Ebora Guitars) O QUE É UMA GUITARRA ELÉTRICA? Tudo começou quando o captador eletromagnético foi criado em 1931, pois antes disso só havia guitarras/violas 100% acústicas. A intenção não era criar um instrumento novo, mas sim aumentar o volume delas num amplificador, para poder tocar guitarra em grupos musicais onde houvesse piano, bateria e metais, ou seja, instrumentos com som muito mais forte. Entretanto, a amplificação acabou conduzindo a uma sonoridade diferente, o que deu na criação de um novo instrumento chamado GUITARRA ELÉTRICA. Só que essa guitarra microfonava muito devido ao seu corpo oco. A busca pelo fim da microfonia é que levou à invenção da guitarra de corpo maciço (solidboby guitar). Esse novo instrumento criado após a Segunda Guerra, a GUITARRA SOLIDBODY, ganhou personalidade própria no início dos anos 50, mudando o curso da História, pois a Música nunca mais foi a mesma a partir daí. Uma das solidbody pioneiras foi a Fender, que dominou pouco a pouco o mercado, devido à sua inteligente postura de marketing. Em poucos anos, seus modelos tornaram-se ícones nas mãos dos ídolos musicais. -
Patented Electric Guitar Pickups and the Creation of Modern Music Genres
2016] 1007 PATENTED ELECTRIC GUITAR PICKUPS AND THE CREATION OF MODERN MUSIC GENRES Sean M. O’Connor* INTRODUCTION The electric guitar is iconic for rock and roll music. And yet, it also played a defining role in the development of many other twentieth-century musical genres. Jump bands, electric blues and country, rockabilly, pop, and, later, soul, funk, rhythm and blues (“R&B”), and fusion, all were cen- tered in many ways around the distinctive, constantly evolving sound of the electric guitar. Add in the electric bass, which operated with an amplifica- tion model similar to that of the electric guitar, and these two new instru- ments created the tonal and stylistic backbone of the vast majority of twen- tieth-century popular music.1 At the heart of why the electric guitar sounds so different from an acoustic guitar (even when amplified by a microphone) is the “pickup”: a curious bit of very early twentieth-century electromagnetic technology.2 Rather than relying on mechanical vibrations in a wire coil to create an analogous (“analog”) electrical energy wave as employed by the micro- phone, “pickups” used nonmechanical “induction” of fluctuating current in a wire coil resulting from the vibration of a metallic object in the coil’s magnetized field.3 This faint, induced electrical signal could then be sent to an amplifier that would turn it into a much more powerful signal: one that could, for example, drive a loudspeaker. For readers unfamiliar with elec- tromagnetic principles, these concepts will be explained further in Part I below. * Boeing International Professor and Chair, Center for Advanced Studies and Research on Inno- vation Policy (CASRIP), University of Washington School of Law (Seattle); Senior Scholar, Center for the Protection of Intellectual Property (CPIP), George Mason University School of Law.