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Balanced Audio Technology VK500 Power Amplifier Selling my amazing BATVK500. What you read in the reviews are true about the VK500 having amazing headroom and bass control. I recently had the BATPack recapped by Liquidaudio and it has made a huge improvement to the overall performance of the amp. Specs VK-500 Two channel Power Amplifier 250 Watts RMS Per Channel into 8 Ohms, 450 Watts Per Channel into 4 Ohms Input Impedance: 100 kOhms Slew Rate: > 300 V/µ sec Output Impedance: 0.2 Ohms Size: 9 1/2"H x 19"W x 23"D Weight: 105 Pounds Review https://hometheaterhifi.com/volume_5_3/balanced
The Balanced Audio Technology VK500 is a legendary, fully balanced dual-mono power amplifier renowned for its effortless 250W per channel output and musical, solid-state purity. At A$3,900, this listing sits right at the fair median of the typical used market, which generally ranges from A$3,200 to A$4,200 for units in very good condition, making it a reasonable price rather than a bargain but certainly not ambitious.
This is a worthwhile buy because the VK500 delivers rock-solid bass control and a clean, uncolored sound that pairs beautifully with demanding speakers, while its dual-mono architecture ensures minimal channel interference. Since the condition is listed as very good and the price is fair, this represents a solid buying opportunity for an enthusiast seeking a high-performance, legacy solid-state amp without the need to hunt for rare upgrades or worry about overpaying.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Balanced Audio Technology (BAT) emerged in 1995 in the United States, founded by Steve Bednarski, Victor Khomenko, and Geoff Poor—engineers united by a passion for superior sound reproduction. From its inception, BAT distinguished itself through innovative balanced circuit topology, a design that inherently rejects noise and safeguards signal integrity, setting the stage for its enduring pursuit of audio purity.
The brand specializes in ultra-high-end components, including fully balanced tube and solid-state power amplifiers, preamplifiers, and phono preamps. Hand-built in a dedicated U.S. facility by skilled craftsmen, these products prioritize meticulous engineering to preserve the original signal's natural beauty, eschewing speakers, turntables, DACs, headphones, or cables in favor of core amplification excellence.
BAT commands a revered position in the high-end hi-fi market, catering to discerning audiophiles worldwide across over 40 countries. With a 25-year legacy of uncompromising performance, it embodies niche boutique prestige, where balanced architecture delivers unmatched transparency and dynamics for those seeking reference-level systems.
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