This late-1970s Carvin SX-200 is an outstanding example of one of Carvin's best-built American amplifiers, offering exceptional reliability, powerful performance, and the clean, articulate tone that made these amps a favorite among working musicians. Thoroughly evaluated by Blue Note Music, this amplifier remains fully original with no functional modifications, retaining its original electronics, wiring, solder joints, and hardware. Both the cabinet and chassis are in excellent condition, earning an A condition grade and reflecting the care it has received throughout its life. Whether you're looking for a dependable stage amplifier, a versatile studio workhorse, or a clean vintage solid-state amp built in the USA, this SX-200 delivers outstanding sound, excellent originality, and lasting value in a remarkably well-preserved package.

Blue Note Music

Amplifier Authentication & Evaluation Checklist

BASIC INFORMATION

Manufacturer: Carvin

Model: SX-200

Serial Number: OB14583

Estimated Production Year: Late 70’s

Country of Manufacture: USA

Hardware

Handle: Original

Corners: Original

Feet: Original

Logo: Original

ELECTRONICS AUTHENTICATION

Capacitors

Filter Capacitors: Original

Wiring Harness: Original

Solder Joints: Original

MODIFICATIONS

Functional Modifications: None

STRUCTURAL CONDITION

Cabinet: Excellent

Chassis: Excellent

FINAL EVALUATION

Condition Grade: A

A+ — Exceptional / Collector Grade

Outstanding originality and condition. Among the finest examples likely to be encountered.

A — Excellent

Highly desirable example with only minor wear and no significant issues.

B — Very Good

Strong vintage example with normal wear and minor repairs or service replacements.

C — Good Player Grade

Functional amplifier with noticeable modifications, repairs, or originality loss.

D — Project Grade

Requires significant repair, restoration, or maintenance.

F — Parts / Salvage Grade

Major damage or missing components make restoration impractical.

Originality Grade: 01 fully original

Structural Grade: S1 Excellent

Repair Grade: R0 no repairs recommended

Authentication Confidence: High Kevin Carmody