Description
Electro Harmonix 6BM8 – Integrated Triode-Pentode Vacuum Tube
The Electro Harmonix 6BM8 combines a high-gain triode and a power pentode in one envelope, making it a compact yet powerful solution for audio amplifiers, radios, and vintage hi-fi equipment. Known for its warm tonal character and reliable operation, this tube is a go-to choice for both restorations and new designs.
Key Features:
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Tube Type: Triode-Pentode (dual-function design)
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Applications: Audio amplifiers, hi-fi equipment, vintage radio gear
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Functionality: One triode for voltage amplification, one pentode for power output
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Tone Profile: Smooth, harmonically rich sound with excellent detail
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Construction: Durable build with consistent, high-quality performance
Detailed Overview:
The Electro Harmonix 6BM8 is ideal for compact amplifier circuits where space and simplicity are key. The integrated triode-pentode design allows designers to use fewer tubes without sacrificing performance. In hi-fi systems, it delivers musical warmth and clarity. In guitar amps, it brings expressive dynamics with a pleasing vintage edge.
With its rugged construction and carefully matched internal sections, this tube ensures stable operation even under continuous load. It’s particularly favored for SE and push-pull designs where efficiency and tone matter most.
Why Choose This Tube?
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Versatile Use: Perfect for audio, hi-fi, and small amp circuits
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Space-Saving Design: Combines two tube functions in one envelope
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Rich Tonality: Delivers vintage warmth and musical precision
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Reliable Build: Engineered for longevity and sonic consistency
The Electro Harmonix 6BM8 is an excellent all-in-one tube for builders and enthusiasts seeking compact, high-quality amplification with rich tonal results.





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