ALL I have uBITX v4 and use it only for FT8 in 40m, but the IRF510 outputs are burned, I am changing them, how do I check if the bias and power settings are correct? a) I check the tension in the GATE

ALL I have uBITX v4 and use it only for FT8 in 40m, but the IRF510 outputs are burned, I am changing them, how do I check if the bias and power settings are correct? a) I check the tension in the GATE

Request for help replacing IRF510 by RD16HHF1 on uBITX v4, what changes should I make? a) RD16HHF1 resting currents? b) T11 how do I do it? c) D-G feedback? d) Capacitance between the RD16HHF1 Drains?

Boa noite, grupo. Tenho um uBITX V4, e queimaram as suas saída IRF510, não tenhos IRF510 de reserva, mas tenho no estoque dois RD16HHF1, posso trocar por IRF510, quais as providências neste caso? ----

Help !!! I have an uBITX v4, it has low power problems in 40m, so I would like to check the power output settings. How do I adjust the idle current in the uBITX v4? I have a milliammeter connected to