The C40, plugged in. The Yamaha CX40 is the electro-acoustic version of the Yamaha C40 — the world's best-selling classical guitar for beginner and developing players, transformed into a stage-ready instrument by the addition of Yamaha's System 50 passive pickup electronics. For students learning classical, flamenco, or fingerstyle who want to practice acoustically and perform amplified without owning two separate guitars, the CX40 is the single instrument that covers both.
The Yamaha C40 is the foundation. The CX40 shares the same full-size classical body, the same spruce top over meranti back and sides, the same Nato neck, the same rosewood fingerboard, and the same 650mm classical scale length that gives nylon strings the tension, action, and feel that classical technique requires. The spruce top provides the brightness and projection that classical guitar tone is built on — the clarity of individual notes in fingerpicked passages, the warmth of open chords, and the sustain that allows dynamics to develop naturally. The meranti back and sides provide balanced, resonant support without the weight or cost of rosewood or mahogany alternatives.
The System 50 passive pickup is what the CX adds. A piezo pickup under the bridge captures the vibrations of the nylon strings and converts them to electrical signal, which passes through the onboard passive preamp and exits via the output jack at the end pin. The volume and tone controls on the upper bout allow adjustment at the guitar without reaching for an amp — tone can be brightened for fingerstyle detail or softened for strumming passages, volume can be set relative to the amplifier's master without pausing. The passive system requires no batteries — the pickup and preamp draw no power — and there is no risk of a battery dying mid-performance.
The nylon strings are the feature that makes the CX40 the right choice for classical, flamenco, and fingerstyle learners over steel-string alternatives. Nylon is significantly gentler on fingertips during the callus-building phase of learning — the physical barrier to practice that steel strings create in the first weeks is substantially reduced. The tone is warmer, rounder, and more resonant than steel strings at the same tension — the characteristic sound of Spanish and classical guitar music. Classical guitar technique — fingerpicking with alternating index and middle fingers, rasgueado strumming, and thumb-bass patterns — develops correctly on nylon strings rather than on steel strings that require different hand mechanics.
Recommended by teachers worldwide as the starting guitar for classical students. Full-size body — no smaller version compromise. Available in Natural finish.