Marshall JCM900 50 W Hi-Gain Dual Reverb 2×12″ Tube Combo Amp (Model 4501)

The Marshall JCM900 50 W 2×12″ Hi-Gain Dual Reverb combo packs classic Marshall valve tone and portability into a compact stage-ready amp. With its dual channels, spring reverb, FX loop, and punchy 5881-powered output, it delivers vintage-style crunch and soaring leads. perfect for club gigs, rehearsals, or studio use where full stacks are overkill.

• 50 W RMS all-tube combo (switchable to lower power mode in some configs) for manageable stage volume or rehearsal-room use. 
• Tube lineup: 3 × ECC83 (preamp) + 2 × 5881 (power tubes), delivering authentic valve tone with warm mids, tight lows and responsive dynamics. 
• 2X 12″ Celestion G12T-75 / 8 Ω speakers.
• Compact footprint with classic British character. 
• Two channels (Rhythm / Lead or Clean / Overdrive, depending on model year) with separate volume and reverb controls for each channel. Ideal for shifting from clean to crunchy without pedals. 
• Standard tone stack: Bass, Middle, Treble, plus Presence control for shaping your overall tone. 
• Built-in spring reverb for adding depth and ambience to cleans or driven tones. A useful extra for vintage-style textures. 
• Effects loop and DI output. Handy for integrating pedals, external effects or direct PA/recording setup while retaining amp tone. 
• Solid-state rectifier and pentode/triode output stage. Classic JCM900 design giving punch and reliability even with modern playing styles.
• Compact and portable 1×12″ combo format. Easier to transport than full stacks while still delivering real tube amp power and tone.