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YAMAHA · GUITARS
Nylon strings with onboard amplification
Yamaha CX40 is a nylon-string acoustic-electric guitar. Onboard amplification is useful for vocal rehearsals, live sets and recording. Nylon strings suit arpeggios, melody-and-bass arrangements and accompaniment shaped by an expressive picking hand.
Size: 4/4; top: Spruce; scale length: 650 mm; nut width: 52 mm.

Key features
- Size: 4/4
A full-size format for practice and repertoire. - Top: Spruce
The material used for the body’s main vibrating surface. - Scale length: 650 mm
The vibrating string length determines fret spacing. - Nut width: 52 mm
A useful reference for neck width and finger placement. - Fingerboard: Rosewood
The material of the playing surface along the neck. - Finish: Gloss
The finish determines surface appearance and care requirements. - Bridge: Rosewood
The bridge material transfers string vibration to the top. - Number of strings: 6
Six strings for melody, bass lines and chord accompaniment. - Cutaway: No
A traditional symmetrical body outline without a cutaway. - Electronics: Yamaha passive system, volume and tone
Connect to suitable amplification or a recording input.
Construction and playing feel
Top: Spruce; fingerboard: Rosewood; bridge: Rosewood.
To assess the sound, play separate bass and treble notes, then an arpeggio carrying a melody. This reveals the balance between registers and the response to your attack. A wood name alone does not establish an instrument’s volume or character.
Fit and playing feel
size: 4/4; scale length: 650 mm; nut width: 52 mm.
The wider classical layout gives room for separate voices and fingering in polyphonic music. If you are moving from an electric guitar, try first-position barre chords and stretches to assess the different width.

Sound and practical use
System: Yamaha passive system, volume and tone. Lower the volume before connecting an instrument cable, then bring it up gradually. When recording, test your strongest accents to avoid clipping the input.
For practice at home, you can use the body’s acoustic sound. On stage, position the monitor and set its level to limit feedback, then soundcheck with the actual accompaniment.
During practice, vary picking-hand position: closer to the bridge gives a more focused attack, while moving toward the soundhole gives a rounder sound. Play the same passage quietly and more strongly, maintaining steady timing and clear adjacent strings.
Specifications: Yamaha CX40
Accessories for this guitar
Linked accessories are sold separately unless listed as included. Compatibility depends on the dimensions and construction of your exact guitar.
Replacement strings
Choose a classical set with suitable scale length and tension. Steel acoustic strings are not a replacement for a nylon-string set. Scale: 650 mm.
Gig bags / cases
Check overall length, body width and depth. A size label alone does not guarantee a correct fit. Model size: 4/4.
Tuners / metronomes
A tuner helps you tune accurately before practice. A metronome supports steady rhythm, gradual increases in exercise tempo and even arpeggios.
Footstools and guitar supports
Help maintain a comfortable neck angle. Choose a height that suits your posture; suction-cup supports need a compatible body finish.
Stands and hangers
For storage between practice sessions. Check support width, stability and whether the padding is compatible with the guitar’s finish.
Guitar care
Use a soft cloth for routine wiping. Choose body and fingerboard products for the material; gloss polish can change the appearance of a matte surface.
Music stands
Bring sheet music or lesson materials to a comfortable height. This makes it easier to read without continually leaning toward a desk and shifting the instrument.
Capos
For changing the key of an accompaniment. Match fingerboard width and radius; classical and steel-string guitars may need different capo designs.
Instrument cables
For connecting to an amplifier or interface. Choose a shielded cable of suitable length and check the connectors on the instrument and equipment.
Acoustic amplifiers / audio interfaces
An acoustic amp serves rehearsals and smaller performances; an interface with a suitable instrument input serves home recording. Match power and inputs to your intended setup.
Frequently asked questions
Who is the Yamaha CX40 for?
For classical repertoire, fingerstyle technique and acoustic accompaniment. Compare scale and neck width with a familiar instrument and try barre chords.
Do I need an amplifier?
An amplifier is not needed for normal practice at home. The onboard system is: Yamaha passive system, volume and tone.
Which replacement strings should I choose?
A classical-guitar set with suitable tension. Do not install a steel acoustic-guitar set. This model’s scale length: 650 mm.
What is included?
Do not assume a bag, case or other accessories are included unless the specific offer lists them. Confirm the supplied package for this SKU before ordering.
Ordering from SoundsGood
Buy Yamaha CX40 at SoundsGood
Free delivery on orders from UAH 4,000, instalment options from PrivatBank and monobank, and warranty under the product’s terms. Confirm availability of the required version and its included items before ordering.