This is one of the most commonly asked questions, and unfortunately, due to the lack of available factory records on production dates, one of the most difficult to answer. There is some help available however:. Bevis Peters , and is currently maintained by Rick Prevallet. It is basically a list of dates and serial numbers for various Hammond and Leslie models. It also provides guidelines to determine, generally, the age of a Hammond, based on certain features and characteristics that changed throughout the model history.
Links to other Hammond content can be found at the Tonewheel General Hospital.
Dating hammond organs
Arthur D. Where is it now? Crane Jr. Stagg C. Prior, Jr. Tidwell Sr. Diaz, Jr. George Fish Jr. Cobb, Sr. Non-fluted vibrato knob Fluted vibrato knob. No Pilot lamp Pilot lamp. Up to mid silver ; mid and later black. Silver wooden: pre Non-engraved drawbars Engraved drawbars.
Tonewheel General Hospital. Tyler W Drabick - Boss Organ. Ian McLaren Scotland. Timothy Compton. Bernardo Paratore. Chris Barnett. David Lloyd Short. Edward Shuquist Model AV. Joerg Schirmer Germany. Steve Roberts the other one.
Doc Nelson. Jonny Fang Model AV. Silvio Della Mattia. Bill Rubertus Model AB. Andrew Gould Model BB. Andrew Gould. Steve Carter Model BB.
It is basically a list of dates and serial numbers for various Hammond and Leslie models. It also provides guidelines to determine, generally, the age of a Hammond, based on certain features and characteristics that changed throughout the model history. The Blue Book of HAMMOND The Hammond Organ Company W. Diversey Ave. Chicaco, IL Tel. Note 1: Where possible, we list individual models in each series. The letter and first digit indicate series and edition; the following lists show meaning of the last two digits: digits. All of the speakers in Hammond organs, Hammond Tone Cabinets and Leslie cabinets dating from forward that I have seen have production date codes .
Robert Seagrove. Derek Halliday UK. Cr Teijgeler. Alexander Marhefka.
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Cody and Cameron Childers. Jeff Andrews Chrome City Studios. Ryhmnn aka Roy Heumann. Jay J. Rogers Topeka KS. Bill Butler -Indianapolis. Charlie Metcalf. Russ Colomb BCV. Bryan Frymire Lou. Ky USA. Glen Milner. Arndt Stiebritz-Ulrich. John Jacob. Marco Bacigalupo.
Leslie Connector Adapter (11 pin organs to A Leslie) Leslie Adapter (pin organs to , , , , Leslies) 9-Pin to Pin Leslie Adapter. Nov 22, One alternative I have found, is the use of vintage alnico organ and stereo speakers. Leo Fender didn't design guitar speakers, he bought off-the-shelf speakers, just like all the other manufacturers of his day did. The same speakers found in Leo's cabs also found their way into Hammond organs, Zenith stereo speakers, and many others. The Hammond organ is an electric organ invented by Laurens Hammond and John M. Hanert and first manufactured in Various models have been produced, most of which use sliding drawbars to vary sounds. Until , Hammond organs generated sound by creating an electric current from rotating a metal tonewheel near an electromagnetic pickup, and then strengthening the signal with an amplifier Oscillator: Tonewheel.
Bill Butler-Stuart Mortuary. Sparrow Columbia Temple Board.
Karl Stiller. Craig and Kathy Keller. David Lewallen Tol, Oh. George Thom. Brian Eastburn. Elliot Sons Funeral Home. Chip Gremillion. Alexander Archie. Kevin Intemann. Nativity of Our Lord Church. Johnny Ray Gomez IV. Arnold D Maas Family. Bill Butler-Indianapolis. Michael Phillips. Trevor Brooks. Karl Frick. Gilbert Vandercapellen.
Jacob Tipton. Robert Pascarella. Eddie Carstensen,Denmark. Andy Glanzman.
Doyle Smith Cherry. David Jacques Fruitwood. Michael Douglas. Dejan Stajic Switzerland. Gerardo Argenio Cherry. Dan Sherry Cherry. Kosta Kostadinov.
United Pentecostal Brunswick GA. John Xanthis [Cherrywood. Kemp Cherry. Providence Baptist, Thomasville GA. Rene Scholten Holland. Michel Benebig Cherry. Bill Bruno. Nicolai Wendelboe DE. Malcolm Peddie Canada.
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Robert Munich AUS. JAN R. Henrik Alestalo. Markus Karch Germany. Mt Pisgah Baptist-Indy. Fairlawn Baptist Savannah, GA.
Christian Freiburghaus. Jack Price Austin, Tx. George Higgins. Giuliano Innocenti. BillButler- Elijah Johnson Stephane Daoust CA. Andi Brunner Austria. Cathy M.
Last C2 built, volt, 50 HZ version December 14, Sparks Foursquare Church. Cliff Conradt. Bruce Schaefer. Edgar P. Barbera, III. Pedro Rodriguez.
Sueli Cajeron Brazil. Spiritual Life Church. Gigi Scagnelli Italy. Jeff Stapleton Canada. Mt Zion Apostollic-Indy. John W. Morton High School. Claudio Tambussi Italy. Minister Demetra Davis. Starlight Temple Eastman GA. Geoffrey Dairiki.
Mark Slade Ireland. Dave Barraclough UK. Leen Groenewegen NL. Olaf Schjelderup. Rovert Sandvik SW.
New Era University, Philippines. Giuseppe Ravaglia Italy. Charles Reid, Jr. Jesse Deane-Freeman. Clemente Ferrari Italy. Edoardo Fagiano Italy. Second Baptist-Kokomo,Ind. Marlin Martindale. Branislav Bane Bozinovic.
Gordon Stringer NZ. Brantham Baptist, Savannah GA. Clasu Strengell Finland. Powerhouse of Faith Waycross, GA. Daniel van Loggerenberg. Greg Black parted out. Leonel Pappalardo. Bill Catchings 7th RT First Baptist Church. Jonas Oijvall, Stockholm, Sweden. David Hughes.
Sabra Rounds. Emilio Gambogi Italy. Martin Dill Switzerland.
William A John Mark Sherlock CA. Backline et Pianos. James William Cheetham UK. Matthias Herrmann Germany. Dustin Dobernig. Fredrick Stanley. Glen A Goodale, Montreal. United Baptist Church.
Around 2 million Hammond organs have been manufactured, and it has been described as one of the most successful organs ever. Tonewheel organs generate sound by shaped mechanical wheels, that rotate in front of electromagnetic pickups. Each tonewheel assembly creates tones with low harmonic content, close to a sine wave. Inside the coil is a permanent magnet.
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As the profile of the tonewheel pass by, the strength of the magnetism changes-when the highest part is closest to the tip of the magnet, the magnetism is strongest.
As the magnetism varies, that induces an alternating current AC in the coil, which becomes one of the frequencies used in harmonic synthesis. Two models in Church-styled cabinet were made under military specifications, and named G G for "Government contract", with chorusand G-2 with vibratoto be installed in chapels and officer's messes of U.
Army and Navy. Vacuum tube musical instruments mean electronic musical instruments generating sound with vacuum tube -based electronic oscillators. Hammond Organ Company commercialized it in the lates as Novachord - and Solovox - Especially, new designs introduced on Novachord - subtractive synthesis and frequency divider - were immediately followed by many manufacturers of electronic organs and polyphonic synthesizers during the ss.
However, Hammond Organ Company did not adopt these on main products until the lates, except for S series chord organ - and "Solo Pedal Unit" on RT series and D - Monophonic attachment keyboard instrument, intended to accompany the pianos with lead voice of organ and orchestral sound.
It consists of two units - a 3-octave mini keyboard attaching under the piano keyboard, and a tone cabinet including electronic sound generator, amplifier and loudspeaker.
There are three minor changed models: . Solo Pedal Unit or Pedal Solo Unit provides a monophonic bright bass sound on RT series and model D consoles, layered with tradiotional polyphonic tonewheel pedal sound. Although Solo Pedal Unit is highest-note priority and it can play only one note at a time, the players can play polyphonic bass lines by the help of traditional pedal sound. The sound generator is electrically similar to Solovox Model L. Although there are five revisions of units, these are interchangeable on all RT series consoles.
First chord organ. Its " easy to play "  style initiated a new market segment leading to today's home keyboard market. Hammond started to produce transistor organs when the production of tonewheels became too expensive, switching to full-time Integrated Circuit IC models in Classic top of range with strings brass and presets.
Final model had pro-chord. From Wikipedia, the free encyclopedia. Sound on Sound.
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Retrieved 25 April Retrieved 30 July Hollow Sun. Retrieved 26 April See also site's History page. Service Manual. Hammond Organ Company. Made in Japan ". Also vivid color tablet buttons and " rice paper finish " wood print panel seem to share the design language of Yamaha Electone at that time.
H -H Organ Service Company, Inc. Retrieved 31 July Archived from the original on Retrieved 2 August Retrieved 2 Feb Sound on Sound July Mixdown Magazine.
32 rows The Hammond organ is an electric organ, invented by Laurens Hammond and John M. The Hammond organ, created by a company of the same name, was originally intended for use in churches during the s, but by the late s it had become associated with rock, blues and jazz. A simple dictionary definition of the instrument is "an electric organ with two keyboards, electronic tone generation, and a wide variety of tone colors.". I was already looking fo similar organs. They are close to L series. All I know they come from London. There is more photos - american USA Hammond lamps inside and one photo of ID back plate. I Hope the valnut is the right organs wood. Helo from Slovenia Freejazz.
Archived from the original on 22 February Keyboard Magazine. Archived from the original on 27 May The Organ: An Encyclopedia. Hal Leonard Corporation. The Modern Organ Guide.
NAMM 2019 Hammond Porta-B vs 1965 Hammond B3 Organ
Xulon Press. The Hammond Organ: Beauty in the B. Backbeat Books.
Wesleyan University Press. Retrieved Archived from the original retyped on Note: It seems a retyped copy of original "Introductory Section" of Service Manual in circaor similar. Hammond Zone hammond-organ. Electronic organs. Keyboard amplifier Leslie speaker.