2.適用於：6N1-P，6H30Pi，6922，6DJ8，ECC88
3.高壓(output noise 27µVRMS) 及低壓穩壓電路設計
![[DIY] Assembling Tube preamplifier for LUNDAHL LL1674](https://attach.mobile01.com/attach/202010/mobile01-bdefe96b81d5af97c852b4f06e54f718.png "點我看大圖")
![[DIY] Assembling Tube preamplifier for LUNDAHL LL1674](https://attach.mobile01.com/attach/202010/mobile01-287e3841bc9abc66ef34a22f57a54c37.png "點我看大圖")
![[DIY] Assembling Tube preamplifier for LUNDAHL LL1674](https://attach.mobile01.com/attach/202010/mobile01-32f4be87a0eab8b21e0723ee797fffe2.png "點我看大圖")
![[DIY] Assembling Tube preamplifier for LUNDAHL LL1674](https://attach.mobile01.com/attach/202010/mobile01-aaed8097ede6682474bf7d1e37d27149.png "點我看大圖")
![[DIY] Assembling Tube preamplifier for LUNDAHL LL1674](https://attach.mobile01.com/attach/202010/mobile01-dc1932a970caa6dff46dc6618e776824.png "點我看大圖")
![[DIY] Assembling Tube preamplifier for LUNDAHL LL1674](https://attach.mobile01.com/attach/202010/mobile01-ed4e2c0d09bbec9d91f7d99f9c74a086.png "點我看大圖")
1.LUNDAHL LL1674x4
2.適用於：6N1-P，6H30Pi，6922，6DJ8，ECC88
3.高壓(output noise 27µVRMS) 及低壓穩壓電路設計
2.適用於：6N1-P，6H30Pi，6922，6DJ8，ECC88
3.高壓(output noise 27µVRMS) 及低壓穩壓電路設計
