Shuguang 12AX7B/ECC83 12AX7 vacuum tube tested by AT1000 Electronic Vacuum Tube

12AX7B Tube Socket connection:

	1. Anode Triode Number2
	2. Grid Triode Number 2
	3. Cathode Triode Number 2
	4. Heater ( Triode 2)
	5. Heater ( triode 1)
	6. Anode Triode Number 1
	7. Grid Triode Number 1
	8. Cathode Triode Number 1
	9. Heater Center Tap

9 pin miniature Preamp Tube 12AX7B:

1. Can replace Mullard 12AX7, Tung-Sol 12AX7, Mullard CV4004, 7025, ECC83.

2. Can be used for guitar tube amp and hifi audio tube amplifiers.

Established in 2007 as an Electronic parts supplier, we start supplying NOS tubes to tube AMP factories since 2010. Nowadays, we are also supplying new tubes and other hifi DIY parts to tube amplifier factories and audiophiles.

Our production line:

1. Stereo Vacuum Tubes

2. Electronic Vacuum Tube

3. Vintage Vacuum Tubes

4. Vacuum Tube Sockets

5. Audio Electrolytic Capacitors

6. DIY LED Diode

7. Audiophile Grade Resistors

8. Tube AMP Board

9. Tube AMP Parts

10. Tube AMP Transformer

11. Guitar AMP Volume Knob

12. Guitar Amplifier Handles

All Hifi parts and tubes from us are sold at reasonable price with good quality, Welcome to visiting our website, we will provide best service no matter you are big HIFI products factories or individual audiophile.

Have a nice day!