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Conrad Johnson PV-1 tube preamplifier In excellent conditionMint.Introduced in 1977, the Conrad-Johnson PV-1 is a landmark vacuum-tube preamplifier credited with reviving the preeminence of tube components in high-end audio. Designed by Bill Conrad and Lew Johnson, it is renowned for its rich, warm tonality, three-dimensional soundstage, and highly musical presentation. [1, 2, 3, 4, 5]Key Specifications & FeaturesTube Complement: The PV-1 utilizes six 12AX7 vacuum tubes across its circuit.Frequency Response: Ranges from 2 Hz to more than 100 kHz.Distortion & Gain: Less than 0.05% THD or IMD. It features a phono stage gain of 34.5 dB and a line stage gain of 24.5 dB.Shipping to states in longitude of Colorado, farther west or rural parts of the Midwest will be a little more, billed separately
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Conrad-Johnson emerged in the mid-1970s from the dissatisfaction of two American economists and audiophiles, Dr. William Conrad and Dr. Lewis Johnson, with the inconsistent performance of contemporary amplifiers. Founded in the United States, the company launched its inaugural product, the all-vacuum-tube PV-1 preamplifier, in 1977, quickly earning critical acclaim and establishing a benchmark for musicality. This debut propelled Conrad-Johnson into the forefront of the tube renaissance, with the iconic MV75 power amplifier following in 1978, solidifying its heritage as a pioneer in high-end audio craftsmanship.
The brand specializes in vacuum-tube preamplifiers and power amplifiers, renowned for their warm, engaging sound that prioritizes musical satisfaction over sterile measurements. While tube designs remain its cornerstone, Conrad-Johnson expanded into solid-state amplifiers and phonostages in the 1980s, alongside limited ventures like the Sonographe turntable line and electronics acquired in the late 1980s. All components are hand-built in the USA using simple circuits and premium custom parts, reflecting over four decades of refined design philosophy.
Conrad-Johnson holds an exalted position in the high-end market as an American classic, beloved by audiophiles for gear that "just sounds right." Its products command lust among enthusiasts worldwide, blending vintage appeal with sustained relevance, and consistently rank among the most musically rewarding options available.
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