Hiwatt UK DR-504 Custom 50 50-Watt Hand-Wired Tube Guitar Head

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Brand: Hiwatt
Hiwatt DR-504 Custom 50 50-Watt Tube Guitar Amplifier Head


Legendary headroom - clean and clear sounds - uniquely rich in 3rd and 5th Harmonics, Hiwatt has carved out a place in the tonal history of Rock and Roll. Rugged enough for use on the world’s biggest stages and immortalized on some of the world’s greatest albums - Hiwatt Custom Shop Amplifiers are professional studio/stage gear.

This is the Legendary Hiwatt Circuit that started it all - each ‘DR’ is an authentic and faithful reproduction of Dave Reeves’ original amplifier. Hiwatt Custom amplifiers are still proudly hand built and hand wired in their Custom Shops in England to Harry Joyce’s exacting military specifications.

This amplifier is a ‘must have’ for the Artist who appreciate the sonic difference the best quality English made transformers can produce. Used by many of the world’s most iconic bands and guitarists both on stage and in the studio, this amp is a Rock and Roll legend.

• Normal and Bright channels with independent High and Low impedance inputs for each channel. Versatile and intuitive, perfect for bringing life out of dark pickups or taming shrill high end in bright pickups.
• Link the two channels for extra punch and dynamic control of your EQ via the independent channel volumes. Unleash the ’jumped’ channel sound Hiwatt is famous for.
• All the clean headroom you could want.


• Normal Volume
• Bright Volume
• 3-Band EQ shared by both channels - Bass, Treble, Middle
• Presence - Treble Boost shared by both channels
• Master Volume
• Standby - On/Off
• Mains - On/Off


• Wattage: 50W
• Channels: Normal and Bright
• Inputs: Normal Hi; Normal Low; Bright Hi; Bright Low
• Output: 2 x 1/4" Speaker Out
• Preamp Valves: 4 x ECC83 (12AX7) - Optionally replace one ECC83 for phase inverter with an ECC81 (12AT7)
• Output Valves: 2 x EL34
• Voltage: Switchable using World Voltage Selector on the rear panel - 100V, 115V, 230V, or 240V
• Impedance: Switchable using Impedance Selector on the rear panel - 4 ohm, 8 Oohm, or 16 ohm
• Based on Hiwatt’s original circuit designed by Dave Reeves.
• Original Partridge spec English transformers.
• Meticulously hand-wired to Harry Joyce’s exacting military standards.
• Proudly manufactured in Hiwatt's Custom Shop in Doncaster, England.
• Road Ready - Rugged 18mm Birch-Ply Construction
• Band Ready - ’Burned In’ and Tested by their Custom Shop Technicians
• Touring Ready - World Voltage and Impedance Selectors