22mm*44mm 8k 20w Push-pull Output Transformer, No Super Linear Tap. Frequency Response: 25hz -26khz. Suitable For Tube El84 6p14 - Transformers - AliExpress
How would I replace el84 for ef80 | Telecaster Guitar Forum
Amazon.com: ICToParts 12AX7-EL84 6P14 PCB Board Push-Pull Power Amplifier Bile Machine DIY Kits G12-013 : Electronics
EL84 Push-Pull
Amazon.com: ICToParts 12AX7-EL84 6P14 PCB Board Push-Pull Power Amplifier Bile Machine DIY Kits G12-013 : Electronics