12AT7 SRPP pushes the transformer, 10K:22.5K 1.5 times boost, 12AT7 pushes 6P14 pushes the transformer, the primary overcurrent is 15mA. The schematic diagram is as follows:
Transformer 1:1.5 times, input single-ended/balanced, output single-ended/single-ended. Can be used for passive front-end signal transformers.
Z9 iron core size EI41X33X19mm, double row 7 feet + 7 feet nylon skeleton. The matching double-sided board is 2mm thick and the board size is 77x65mm. Transformer outer dimensions: 42x34x30mm. The 14 pins are solidly soldered to the circuit board. The total height of the finished board is 42mm.
Measured basic parameters: due to different measuring instruments, the data will be different, for reference only.
Primary inductance about: 102H 100Hz measurement
Secondary inductance about: 187H 100Hz measurement
Primary current: 15mA
Primary copper resistance: 581 ohms
Secondary copper resistance: 876 ohms
Frequency response: 10HZ-29KHZ -0.5DB
The inductance and copper resistance pairing parameters are posted on the transformer. Board size: 77X65mm, board height 42mm, weight 0.41kg.
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High-concerned chemical : None
Phase : SINGLE
Origin : Mainland China
Use : AUDIO