Mar 23, 2024
MOSFET Single Ended Pre Amplifier (modified)
MOSFET : LND150
Total Gain = 2.05
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MOSFET Single Ended Pre Amplifier (modified)
MOSFET : LND150
Total Gain = 2.05
LND150 Pre Amplifier ( design plan )
2024/03/24
MOSFET Single Ended Pre Amplifier ( modified )
This will be the final version.
負荷抵抗を７．５ｋΩから２２ｋΩに変更し、それに合わせドレイン電流を０．５ｍＡに減らした。open loop gainを増やすことでNFB量を増やしたわけだが、大成功である。改造前の出音も悪くはなかったが、今回の改造で完成の域に達した次第(2025/05/03)。
MOSFET Pre Amplifier (modified)
YAY finally found a lateral mosfet that works at the voltage i need it to and its only 68cents
(http://www.hawestv.com/amp_projects/amp_solid_tube/fetpreamp_200v1.htm)
Solid tube
MOSFET Pre Amplifier (modified)
2021/05/03(MON) My Audio System