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EF804 Telefunken NOS Silver Plate
RARE GERMAN NOS STOCK — PREMIUM TELEFUNKEN 💎 New Old Stock Telefunken EF804 with silver plate construction and bottom logo marking. A highly regarded German small-signal tube prized for its refined engineering and classic European pedigree. Tube Details and Codes 📌 • Tube Type: EF804 • Brand: Telefunken • Origin: Made in Germany • Condition: NOS • Key Features: Silver Plate, Bottom Logo Testing and Performance ⚡ • Verified New Old Stock condition • Unused vintage inventory with original factory character • Ideal for high-end amplification and premium tube rolling Sonic Signature 🎵 • Clean, articulate presentation with excellent detail retrieval • Smooth mids, low noise floor, and balanced tonal accuracy • Classic Telefunken clarity with refined high-frequency extension
The Hidden Engineering Gallery
Analyze the impact of premium internal builds on your audio signal.
 EF804 Telefunken NOS Silver Plate | -01KQHAJYNBK5SQA5CSA9CV5YMH.jpeg) EF804 Telefunken NOS Diamond Bottom German Made | -01KQHACQJZ9KQ9H5DC32W0V558.jpeg) 6BL8 ECF80 Valvo VINTAGE Hamburg Gold Pin Matched Triode | -01KQH5BV986GCRVDR8Y67R2RQS.jpeg) 6AU6 EF94 Ediswan NOS Made In England Test Verified | -01KQH9D8ZS0F5HTPVJKET3E2EJ.jpeg) 6BL8 ECF80 Lorenz NOS German Stock Adapter For 7199 amplifiers |  6BL8 E80CF Generic VINTAGE German Stock Tested | -01KQH8QNKCVFBRX7DM8A1VS2CZ.jpeg) 6BL8 ECF80 Telefunken VINTAGE 7199 Substitute Made In Germany | -01KQH5QVBYYD7AXMG3DB55DH6A.jpeg) EM80 EM80 Tesla VINTAGE Display Tube Tested | |
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| Price | $84.00 | $79.00 | $96.00 | $75.00 | $84.00 | $88.00 | $88.00 | $69.00 |
| Origin & Factory | German NOS Telefunken | German-made Telefunken | Valvo Hamburg Germany | England vintage stock | German NOS stored | German-made vintage | Telefunken, Germany | Czechoslovak Tesla |
| Stock Condition | new old stock | new old stock | matched triode pair | new old stock | original box inventory | vintage stock | vintage NOS | single vintage tube |
| Measured Performance | verified NOS condition | no prior use reported | strong emissions verified | TV7 tested verified | NOS | tested like NOS | tested NOS-like performance | tested good |
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