KR Audio Vacuum Tube
Best rectifier upgrade for audiophiles seeking cleaner, more transparent sound.
This rectifier tube is the secret to unlocking a cleaner, more transparent signal path in your favorite vintage or modern gear. While it demands a bit more investment than standard replacements, the trade-off is a remarkably stable power supply that lets your amplifier finally perform at its true potential.
$685.00
Who it's for
- Audiophiles seeking a warm, rich, and detailed soundstage
- Listeners prioritizing long-term reliability and hand-crafted construction
- Serious enthusiasts investing in a trusted high-end upgrade
Who should skip it
- Budget-conscious buyers preferring affordable or vintage alternatives
- Shoppers needing immediate availability without long wait times
- Users wanting a simple plug-and-play solution without system tuning
Performance breakdown
Voltage Stability
Maintains rock-solid power delivery for consistent, distortion-free audio performance.
Noise Floor
Advanced rectification effectively eliminates background hum for a transparent soundstage.
Build Longevity
Premium materials ensure extended operational life under demanding thermal conditions.
Dynamic Range
Provides the necessary current headroom to capture every subtle musical nuance.
Thermal Efficiency
Robust plate dissipation handles high-output loads without compromising signal integrity.
Component Compatibility
Versatile design integrates seamlessly into high-end guitar and hi-fi amplifiers.
Key Specs
Filament Voltage
5 V
Filament Current
1.8 A
Amplification Factor
3.7
Maximum Plate Voltage
600 V
Maximum Plate Current
160 mA
Plate Dissipation
70 Watts
Plate Voltage
450 V
Plate Current
100 mA
Grid Voltage
-94 V
Transconductance
5.7 mA/V
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