RARE 1964 TELEFUNKEN ◇ "SELECT" ECC83 12AX7 SMOOTH PLATE RED TIP VACUUM TUBE #34
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RARE 1964 TELEFUNKEN ◇ "SELECT" ECC83 12AX7 SMOOTH PLATE RED TIP VACUUM TUBE #34
One (1) pc. Telefunken ECC83/12AX7 vacuum tube
RARE "SELECT" tube with red tip. Telefunken "SELECT" tubes were selected at the factory for low-noise, tightly matched triodes, etc. There were 3 levels of "SELECT" tubes; red tip (medical grade), blue tip, and yellow tip. These SELECT tubes were supplied for the most critical applications to companies like Hewlett Packard, Tektronix, General Electric, Grass Medical Instrument Co., etc.
Construction: grey smooth plates, halo-getter
Diamond <> molded into base in between the pins
Code: B ml 01 (Berlin, 1964)
Tube No.
Thoroughly tested on calibrated Hickok 533A tube tester with very strong measurements; 1,250/1,250 µMhos where 1,250/1,250 = 100%
Tube is in excellent overall condition
Made in Germany
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| Listed | 14 days ago |
|---|---|
| Condition | Excellent (Used) Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more |
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