Siemens E88CC/6922 O-Getter with Gold Pin Made in Germany This tube is somewhat microphonic. Verified by lightly tapping on the chassis and tube. However, there is no microphonic feedback from speakers in my system when left alone or playing music in my system. Not recommended for phono stage or microphone, or any other sensitive application. Should work well in most DAC output or buffer stage. If you find it too microphonic in your application after purchase, you may return for full refund. Please select "Didn't fit" for the reason for your return. No international shipping. Date Code: A2 7G Made in July 1967 in Germany. Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 12000/12500 where minimum good value is 7000 Strong tube! Tightly balanced triodes! |
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