Marshall DSL20HR Head Dual CH Valve Amp

The Marshall DSL20HR is a 20-watt all-valve guitar amplifier head from Marshalls renowned Dual Super Lead (DSL) series. Designed to deliver classic British tone with modern versatility, it caters to a wide range of playersfrom home enthusiasts to gigging musicians.

Key Specifications

• Power Output: 20W, with a switchable power reduction to 10W for lower-volume settings.

• Channels: Two footswitchable channels:

  • Classic Gain: Offers clean to mild overdrive tones.

  • Ultra Gain: Provides higher gain levels suitable for heavier music styles.

• Preamp Tubes: 3 x ECC83 (12AX7).

• Power Amp Tubes: 2 x EL34.

• Controls:

  • EQ: Shared 3-band EQ (Bass, Middle, Treble) with a Tone Shift button for mid-scoop.

  • Presence and Resonance: Adjusts high-end and low-end response.

  • Reverb: Built-in digital reverb.

• Inputs/Outputs:

  • Inputs: 1 x 1/4 instrument jack, 1 x 3.5mm auxiliary input.

  • Outputs:

    • 3 x 1/4 speaker outputs (1 x 16, 2 x 8).

    • 1 x 3.5mm Softube emulated line out for silent recording or direct PA connection.

• Effects Loop: Yes, series loop with send and return jacks.

• Footswitch: Included 2-button footswitch (PEDL-90012) for channel switching and effects loop control.

• Dimensions: Approximately 500 mm (W) x 250 mm (H) x 240 mm (D).

• Weight: Approximately 9.7 kg (21.4 lbs).

Performance and Versatility

The DSL20HR is engineered to provide the rich, articulate tones characteristic of Marshall amplifiers. Its two-channel design allows for a wide tonal rangefrom clean, warm sounds to aggressive, high-gain distortion. The adjustable power output makes it suitable for various environments, enabling players to achieve valve-driven tones at both high and low volumes.

The inclusion of a Softube emulated output is particularly beneficial for recording or silent practice, offering a realistic cabinet simulation without the need for a microphone. Additionally, the effects loop facilitates the integration of external effects processors, enhancing the amps versatility.