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News › April 25, 2024

News

Friedman launches IR-D twin-channel tube preamp pedal

April 25, 2024 · 2 sources

Friedman Amplification launched the IR-D, a dual-channel tube preamp pedal, on April 25, 2024, according to MusicRadar1. The pedal follows the IR-X that Friedman released in September 20231, and Guitar Pedal X reported that the two share a near-identical control layout2.

The IR-D runs two high-voltage 12AX7 preamp tubes12. MusicRadar reported that Friedman describes it "as a genuine preamp in every way" and that the tubes are not there to warm up a digital or solid-state circuit1. The pedal is built around the circuit of Friedman's Dirty Shirley and Twin Sister amps, which MusicRadar described as modded JTM45 designs1. Guitar Pedal X placed those amps in "respectively JCM800 and Plexi type territory"2.

Each of the two identical channels is footswitchable and has its own footswitchable boost, three-band EQ, Volume and Gain controls, a two-way bright switch and a three-way structure switch12. Mini knobs on the side set the boost gain1. MusicRadar noted that with the boosts, the pedal can be treated as a four-channel preamp1.

The IR-D ships with 13 onboard cabinet IRs, and players can load their own through Friedman's editor software12. Each channel has a three-way CAB/IR switch, and the IRs can be bypassed for use with a third-party loader1. Each channel also has Power and Thump power amp simulation, editable in the software12. Connections include a balanced line out, a 1/8-inch headphone output, USB, a five-pin MIDI connector and a series effects loop12. Guitar Pedal X listed MIDI control of channel and boost selection, IR selection, Thump and Presence, effects loop on/off and Boost Lock2.

"Two glowing hot 12AX7 preamp tubes, running at the proper high voltage, are this pedal's beating heart"
MusicRadar1

MusicRadar reported the price as $4991, and Guitar Pedal X listed $4992. Guitar Pedal X gave dimensions of 165 x 140 x 58 mm and a weight of 0.7 kg, with a universal 12V power supply included and power consumption of 800mA2. MusicRadar reported the IR-D was available at launch1.

Sources (2)
  1. “Two glowing hot 12AX7 preamp tubes, running at the proper high voltage, are this pedal's beating heart”: Friedman unleashes the IR-D, a twin-channel boutique fire-breather inspired by a modded JTM45 | MusicRadar, musicradar.com
  2. Guitar Pedal X - GPX Blog - Dave Friedman follows up his excellent 2-Channel Twin Tube IR-X Preamp with the Dirty Shirley / Twin Sister IR-D Equivalent, guitarpedalx.com