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RCA 7025 / 12AX7A - short gray plates, preamp grade

RCA 7025 / 12AX7A - short gray plates, preamp grade
Price: $64.00
1 in stock
Item Number: 235_preamp
Manufacturer: RCA
Description

This 1962 RCA 7025 is a low noise 12AX7 tube type. It has short gray plates and a halo getter. The red print on the glass has the RCA logo.
 

Testing

This tube tests as new with balanced sections. It has been screened for gas, heater-cathode leakage, shorts, and excessive noise and microphonics on each triode section. It was tested at typical operating voltages on a laboratory grade Amplitrex AT1000 (manual setting, fixed bias mode). Learn more about our testing process here.
See product options for current availability.

Noise and microphonics

This tube tests as "preamp grade" for noise and microphonics on our custom noise testing equipment. It is an excellent choice for sensitive applications.

Pricing

This tube is sold individually. It ships in its original box with test results for current draw (mA) and transconductance (Gm). Photo is a sample from the lot. Matched sets, when available, are listed as Item 631.

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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.

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