MarkBass CMD JB Players School combo

Markbass CMD JB Players School Combo – Technical Specifications

Designed in collaboration with legendary bassist Jeff Berlin for his ‘Players School of Music,’ the Markbass CMD JB Players School is a highly portable, professional 15′ bass combo amplifier. It pairs a punchy solid-state preamp with a 250W analogue power section to deliver the authentic, warm Markbass tone in an affordable package. Equipped with a custom 15′ speaker, a versatile 4-band EQ, and Markbass’ proprietary VLE and VPF filters, this lightweight combo is the perfect choice for practicing students and gigging professionals who need massive low-end body without the heavy physical weight.
Key Features
• 1 x 15′ Custom Driver: Large single 15′ speaker layout yields deep, rich sub-bass response and organic low-mid frequencies.
• No Tweeter Layout: Engineered specifically without an HF horn for a natural, smooth, vintage-focused top end that avoids harsh clatter.
• Signature VLE & VPF Filters: The Vintage Loudspeaker Emulator rolls off highs for a tube-like feel, while the Variable Pre-shape Filter scoops mid-ranges for instant modern slap tones. [1
• Flexible Power Capabilities: Delivers a focused 150W RMS to the internal 8-ohm speaker, expandable to a full 250W RMS when combined with an external 8-ohm cabinet. [1, 2]
• Lightweight & Portable Build: Weighing just 15.7 kg, it provides a highly robust stage footprint that is incredibly easy to load in and transport. [1, 2, 3, 4]
Technical Specifications
• Power Output: 250W RMS @ 4 Ohms / 150W RMS @ 8 Ohms
• Speaker Component: 1 x 15′ Custom Markbass Speaker (8 Ohms)
• Tweeter: None
• Speaker Power Handling: 300W RMS (AES Standard)
• Frequency Response: 40 Hz to 5 kHz
• Sensitivity: 100 dB SPL
• Preamp: Solid State
• Equalizer: 4-Band EQ (Low, Mid-Low, Mid-High, High)
• Inputs: 1/4′ Instrument Jack, Balanced XLR Input
• Outputs: Balanced XLR DI Out (with Pre/Post EQ & Ground Lift switches), External Speaker Out (1/4′ jack) [1, 2, 3, 4, 5, 6, 7]
Dimensions & Weight
• Width x Height x Depth: 47.5 cm x 46.4 cm x 48.0 cm
• Weight: 15.7 kg / 34.6 lbs [1, 3, 4, 5]