Krell KSA-50S // Vintage / Class A Solid-State Amplifier
SOLD , now part of a Private CollectionThe Krell KSA-50S is a pure Class A stereo amplifier that exemplifies Krell’s reputation for raw power, refined sound, and bulletproof construction. Released in the 1990s, it delivers 50 watts per channel into 8 ohms, but don’t let the modest wattage rating fool you—this amp punches far above its weight class, doubling power output as impedance halves, all the way down to 400 watts into 2 ohms in monoblock configuration. This makes it a current monster, capable of driving even the most demanding speakers with ease.
Designed with audiophile precision and built to last, the KSA-50S combines musicality, control, and dynamic slam, delivering a sound that’s as effortless as it is engaging. It’s a favorite among those who value authority and finesse in equal measure.
The Krell KSA-50S is a pure Class A stereo amplifier that exemplifies Krell’s reputation for raw power, refined sound, and bulletproof construction. Released in the 1990s, it delivers 50 watts per channel into 8 ohms, but don’t let the modest wattage rating fool you—this amp punches far above its weight class, doubling power output as impedance halves, all the way down to 400 watts into 2 ohms in monoblock configuration. This makes it a current monster, capable of driving even the most demanding speakers with ease.
Designed with audiophile precision and built to last, the KSA-50S combines musicality, control, and dynamic slam, delivering a sound that’s as effortless as it is engaging. It’s a favorite among those who value authority and finesse in equal measure.
