Archive for November, 2007

Jingle Bells : Ukulele Chords

Jingle Bells is one of the most popular secular Christmas songs in the world. You will learn the chords to the song and also to play the melody in this ukulele lesson!

I will show you how to play the song by using ukulele tablature. Tablature is a music notational system that shows you where to put your fingers on your ukulele in order to play melodies and chords.

The most common type of tablature notation or tabs uses lines that represent the strings and numbers on the lines to show which frets to press down.

I will use another type of tab notation that I call number tabs.

Why number tabs?

1. Number tabs work better on article sites and will not be distorted if the fonts are changed.

2. Number tabs makes the information accessible to visually impaired readers using braille.

I will not use lines to represent the strings but instead use numbers for both strings and frets this way:

fret/string

This means that the first number will tell you which fret to press down and the number after the slash which string to use. 3/1 for example means: Press down the third fret on the first string!

0/1 means, play the first string without pressing down a fret! This is called to play an open string.

The first string is the bottom string when you play the uke the ordinary way.

Here are the first chord, C-major, that we will use in this song:

C: 0/4 0/3 0/2 3/1

In this chord you can see that the only string to press down is the first string but you will play all four strings together.

When you play this chord you should strum the strings from the fourth down to the first string with your right hand thumb or your index finger or in some other way.

Now we can sing the first line of the song. I have put the chord in brackets before the syllable where you are to start playing it. You can strum the chord in an even pace according to your taste:

(C)Jingle bells, jingle bells, jingle all the way

In order to sing the next line and play the chords you will need the chord F-major:

F: 2/4 0/3 1/2 0/1

And here is the next line:

(F)Oh! what fun it (C)is to ride

For the next line we need the chord D7 and G7:

D7: 2/4 0/3 2/2 0/1

G7: 0/4 2/3 1/2 2/1

Here is the next line to play:

In a (D7)one-horse open (G7)sleigh

Then you have to sing the lyrics once more with slightly different chords:

(C)Jingle bells, jingle bells, jingle all the way
(F)Oh! what fun it (C)is to ride
In a (G7)one-horse open (C)sleigh

Here you have the same song with the melody written with ukulele tabs:

Jingle bells, jingle bells, jingle all the way

0/2 0/2 0/2 0/2 0/2 0/2 0/2 3/2 0/3 2/3 0/2

Oh! what fun it is to ride

1/2 1/2 1/2 1/2 1/2 0/2 0/2

In a one-horse open sleigh

0/2 0/2 0/2 2/3 2/3 0/2 2/3 3/2

Then you have to play the melody once more and change the last line to:

In a one-horse open sleigh

0/2 0/2 3/2 3/2 1/2 2/3 0/3

I suggest that you play the notes in the melody that are on the first fret with you index finger, the notes on the second fret with your middle finger and the notes on the third fret with your ring finger.

About the Author: Peter Edvinsson invites you to download your free sheet music and ukulele tabs at http://www.capotastomusic.com
Source: http://www.articlesbase.com

Sony Ericsson W910i and the Nokia N81

Here we look at two music phones storming through the charts: Sony Ericsson W910i and Nokia N81.

The Sony Ericsson W910i is a sleek slider. The front fascia of the mobile phone is dominated by a 2.4 inch TFT screen that can produce more than 262k colours across its 240 x 320 pixels. The Walkman logo in iconic orange colour affirms the handset’s affiliation to the Walkman family.

Being a Walkman phone, the Sony Ericsson W910i’s finesse lies in its music playing skills. The handset is endowed with an upgraded Walkman 3.0 media player with many integrated features that were not found in the earlier version, including the fabulous ’shake control’, allowing you to change song by jiggling the phone. TrackID feature of the updated player is a great way to find out more about a song’s artist and other relevant information just by sending a part of its recording to the server. Similarly, other features like playlist support, equalizer, MegaBass makes for a unique mobile music experience. The Sony Ericsson W910i’s built in memory is supplemented by external memory cards.

One of the most appreciated feature of Nokia N81, is its imaging prowess. The handset comes with an excellent 2 Megapixel camera, with video recording capabilities and 20 x digital zoom. The dimension of customization and editing are huge, giving the users every cause to revel in creativity. One can choose from eight shooting modes, ranging from portrait to sports to night portrait, and five resolutions: 2,048×1,536, 1,600×1,200, 1,280×960, 800×600, and 640×480. Further, one can also play with the contrast, white balance, brightness, colour tone and exposure value.

One may add clip art or text to the snaps, or reduce red eyed, cut audio, trim clips for multimedia messages, etc. Not only this, the photo sharing ability of Nokia N81 is also more powerful than its contemporary. In addition to email and saving document, one can also use Nokia’s Xpress Solutions to print photos, upload them to the Web, or transfer them to other devices. Besides its outstanding imaging quality, the Nokia N81 also includes 3G, WLAN, EDGE, four GSM band, Symbian’s S60 software platform, and media player for musical bonanza.

Both the Sony Ericsson W910i and the Nokia N81 are available now.

About the Author: Sony Ericsson W910i  ; Nokia N81
Source: http://www.articlesbase.com

History of the Loudspeakers

A loudspeaker, speaker, or speaker system is an electromechanical transducer that converts an electrical signal. The term loudspeaker can refer to an individual device or driver, and a complete system consisting of an enclosure corporating one or more drivers and additional electronics.

Loudspeakers are the most variable elements in any audio system, and are responsible for marked audible differences between otherwise identical sound systems. Loudspeaker performance or accuracy in reproducing a signal without adding distortion is significantly poorer than that of other audio equipments.

Some important men who made history
Ernst W. Siemens was the first to describe the dynamic or moving coil transducer, with a circular coil of wire in a magnetic field and supported so that it could move axially. He filed his U. S. patent application for a Magneto electric Apparatus for obtaining the mechanical movement of an electrical coil by electrical currents transmitted through it was granted patent No.149797 on April 14, 1874.

Oliver Lodge filed for British patent No.9712 on Apr. 27, 1898, for an improved loudspeaker with nonmagnetic spacers to keep the air gap between the inner and outer poles of a moving coil transducer. This was the same year he applied for a patent on his famous radio tuner.

Thomas Edison was issued a British patent during 1881, for a system using compressed air as an amplifying mechanism for his early cylinder phonographs, but he ultimately settled for the familiar metal horn driven by a membrane attached to the stylus.

Harold Arnold around 1925 began program at Bell Labs to improve phonographic sound recording. The first priority was the electronic amplifier using the new vacuum tube, second was the microphone, and third was the loudspeaker that would improve the balanced armature units developed for public address.

Bell Laboratories in 1931 developed the two way loudspeakers, called divided range for the demonstration by H. A. Frederick of vertically cut records. The high frequencies were replaced by a small horn with a frequency response of 3000 to 13,000 hz, and the low frequencies by a 12 inch dynamic cone direct radiator unit with a frequency response within 5db from 50 to 10,000 hz.

How the loudspeakers used to work
The first loudspeakers used electromagnets because large, powerful permanent magnets were not available at reasonable cost.

The coil of an electromagnet, called a field coil, was energized by current through a second pair of connections to the driver. This winding usually served a dual role, acting also as a choke coil filtering the power supply of the amplifier to which the loudspeaker was connected.

AC ripple in the current was attenuated by the action of passing through the choke coil. However, AC line frequencies tended to modulate the audio signal being sent to the voice coil and added to the audible hum of a powered up sound reproduction device.

The quality of loudspeaker systems until the 1950s was, by modern standards, poor. Continuous developments in enclosure design and materials have led to the significant audible improvements. The most notable improvements in modern speakers are improvements in cone materials, the introduction of higher temperature adhesives, improved permanent magnet materials, improved measurement techniques, computer aided design and finite element analysis.

About the Author: Victor Epand is an expert consultant for music gear, speakers, and microphones. You can find the best marketplace for music gear, speakers, and microphones at these 3 sites: music gear, music equipment, speakers, loud speakers, and laser microphones, parabolic microphone.
Source: http://www.articlesbase.com

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