🎵
Warm & Full
Deep bass, smooth mids
Detailed highs
✓
Matched
Identical readings
Perfect balance
🏛️
Authentic Tesla
Clear glass, clean pins
Strong vacuum
Original Tesla EL34 power pentodes from Czechoslovakia with the desirable double O (crossed ring) getter — typical of Tesla's finest production era and highly regarded by audiophiles. Full emission, excellent structure. Perfect for high-end audio amplifiers or as premium matched spares.
⚙ Technical Specifications
⚠ Test Equipment: Metrix U61B (professionally calibrated). Readings may slightly vary across testers.
📦 Shipping & Customs
🇪🇺 EU Buyers
- VAT & Duties: none—price is final
- DHL Express (2–5 business days)
🌍 Non-EU Buyers (USA, UK, Asia, Canada, etc.)
- Customs Duties & VAT: not included—buyer's responsibility
- DHL Express or international courier (3–7 business days)
- Not responsible for customs delays
📦 Packaging & Handling
- Professional anti-shock packaging
- Shipped within 48 hours of payment
- Tracking number provided immediately
⚠ Important Notice
- Customs clearance is buyer's responsibility
- Returns for unclaimed packages refunded minus return shipping
- No refunds for packages delayed or held by customs
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