Vacuum Tube - 7025-WA, Tube Amp Doctor, High-Grade, Premium Selected

Vacuum Tube - 7025-WA, Tube Amp Doctor, High-Grade, Premium Selected

Tube Amp Doctor (TAD)
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In Stock

Full Gain - Low Noise!

The TAD 7025 WA delivers full gain with smooth top end. No microphony issues even with the most sensitive preamps. The 7025 WA supports a fat midrange and creates a bold tone with lots of harmonics.
Played clean, the TAD 7025 WA delivers a warm liquid tone which is very responsive to dynamic playing. Overdriven, the 7025 WA provides lots of sustain with well defined mid-range punch.

- recommended choice for most demanding guitar amp input/V1 stages
- extremly low microphony selected for most sensitive applications
- smooth top end
- full gain
- fat mid range
- tight low end
- outstanding low microphony
- low noise
- balanced systems
- triple mica construction
- replaces: 12AX7, 12AX7A/WA/WB/WC, ECC83, 7025, SPAX7-A

The TAD HIGHGRADE Selection is especially recommended for use with demanding input stages (V1) and for all applications demanding the best selection for extremely low microphony 7025 / ECC83 / 12AX7A type tubes. For regular applications the RT008 TAD ECC83 WA Selected can be used with the same sound and gain structure.

Q: When does a preamp tube become a Premium Selected tube?

A: All preamp tubes labeled Premium Selected have passed the following tests:
- Low Noise Test
- Microphonic Test
- Gain Test
- Sonic Tests
- Shock Tests
- Listening Tests
- Balanced Output Test

RoHS Compliant
SKU:
T-7025WA-TAD
Item ID:
005063
UPC/EAN:
609722131346
Tube Amp Doctor Part Number:
RT080
Brand:
Tube Amp Doctor (TAD)
Product Measurements by Type
Body Height51 mm
Bulb Temperature160°C
Cathode Current (Ik)8 mA
Cathode to Heater Voltage≤ 150 V
D.C. Grid Voltage, negative-55 V
D.C. Grid Voltage, positive0 V
D.C. Plate Voltage330 V
Grid to Cathode Capacitance (cg/k)2.0 pF
Grid to Heater Capacitance (cg/h)2.0 pF
Grid to Plate Capacitance (ca/g)1.8 pF
Heater Current0.15 / 0.3 A
Heater Voltage6.3 / 12.6 V
Item Diameter22.5 mm
Item Height58 mm
Plate Dissipation (Wa)1.2 W
Plate to Cathode Capacitance2.1 pF
Packaging Information
Packaging Dimensions0.875 in. × 0.875 in. × 3 in.
Weight (Packaging)0.04 lbs.

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Specifications, Files, and Documents

PDF: Specification Sheet Specification Sheet305.84 KB