.product_section .product_form, .product_gallery { opacity: 1; } .multi_select, form .select { display: block !important; } .image-element__wrap { display: none; }

• Free 1 or 2 Day shipping for most US orders >$299

RAAL PDT-1A Tube Amp Revealed

by Makiah Shenay September 30, 2021

RAAL presented an all new vacuum tube amplifier at CanJam SoCal this year built specific for Planar-Magnetic and dynamic headphones. No word on price just yet but here are some specs straight from Danny McKinney!

Input and Output

• 1 pair stereo RCA Input

• 220K ohm Input Impedance

• 1 1/4" single ended headphone out

• 1 single ended 4-pin XLR headphone out

• IEC C13 input socket

The Specs

Tubes

• 1 pair 6N6P Input and Driver Tubes

• 1 single 6AS7 Power Tube

Measurements

• Frequency Response: 10-100kHz (-3dB)

• THD: <1%

• S/N: 80dB

• Headphone Power: 250mW @ 50ohm / 180mW @ 600ohm

• AC Heaters with center-tap for low noise

PDT-1a

Comments will be approved before showing up.

Also in HeadAmp News

CanJam NYC 2024

by Timothy Burns February 28, 2024

HeadAmp will be in New York City on March 9th and 10th to showcase our favorite headphone amplifiers and headphones at CanJam New York 2024!

Just Announced - Meze Empyrean II Planar Magnetic Headphones

by Timothy Burns November 08, 2023

Announcing Empyrean II, the successor to Meze Audio's best-selling planar magnetic headphones. Updated with a new look and new sound.

Audiophile Weekend: November 10-12

by Timothy Burns October 12, 2023

Come see us in November and try our amplifiers with your favorite (or wish-list) headphones! CanJam comes to Dallas Nov. 11-12, while Capital Audiofest takes over DC Nov. 10-12. No matter where you live, this is the weekend to hear our world-renowned amplifiers in action!