The Dr. Z PHD 10-watt Amplifier Head is a modern reimagining of the classic single-ended Class A tube amplifier, delivering a fusion of vintage warmth and contemporary versatility. At its core, this compact powerhouse is engineered to provide expansive headroom and dynamic range, thanks to its unique tube configuration. With a 6SL7 preamp tube, a robust KT 66 power tube, and a 5U4 rectifier tube, the PHD breaks new ground by offering pedal-friendly clean headroom without sacrificing the rich overtones and lively response that guitarists crave.

Designed with the purist in mind, the PHD features a straightforward control layout. The inclusion of a dedicated Tone knob, inspired by iconic tweed amps, and a Master volume control enhances its tonal flexibility and ensures that you can dial in the perfect sound at any volume. The result is a balanced blend of tweedy cleans and overdriven textures that are perfect for both studio sessions and live performances.

Whether you're chasing the subtle breakup of a classic amp or the full-throated roar of a cranked tube head, the Dr. Z PHD stands ready to deliver. Its 10-watt design ensures you can achieve those coveted tones at volumes that won't disturb the neighbors, making it an ideal choice for home use and smaller venues.

Key Features:

• 10-watt Class A, single-ended tube amplifier head
• 6SL7 preamp tube, KT 66 power tube, and 5U4 rectifier tube
• Master volume, Tone control, and Volume knob
• Responsive dynamics with ample even-order harmonics
• 3 output impedance options: 4, 8, and 16 ohms

Product specs