1. mateiz

    Need Help Calculating Current Through R6 Using Norton's Theorem – Struggling with Final Steps After Finding Rn

    I am working on a circuit analysis problem where I need to determine the current flowing through resistor R6 using Norton's Theorem. Using the Delta-Y (Δ-Y) transformation method, I have determined the Norton equivalent resistance (Rₙ) to be 3.75 kΩ. But after a week of effort, I am still unable...
  2. Alex Cristian R

    Completed Project Need volume control on power amplifier

    Hi! I have an old EKO Tiger P61 electric organ which has a builtin amplifier and speakers. The problem is it doesn't have a master volume control! I don't completely understand how this amplifier works but i gave it a shot. I have tried to put a pot on the signal path (66) but i get strange...
  3. T

    5V relay module with 3v3 logic level signal - help needed in review

    Hello, I am trying to design a circuit for a 5V relay module, which is using 3V3 logic level. I am not 100% sure about the calculations I made, even though I put lot of time and effort in search and study of similar circuits. I've found only generic schematics without actual values or defined...
  4. Adamelli

    Eagle make-group2pac ULP makes blank library - how to make work or how to work around?

    I put make-group2pac ULP with the other ULPs: C:\Users\myUsername\Documents\EAGLE\ulps I did not modify the first two lines as suggested here because I do not care what the file name is called. OPEN 'meanwell_dcdc_v8.lbr'; EDIT E$3_ProjectName 8Jan2021.PAC; GRID MM; SET WIRE_BEND 2; Change...
  5. S

    What RF connector is this?

    I bought a 2.4 GHz antenna on eBay. It's a 180° sector antenna that I want to use for Bluetooth. Could anyone tell me what this connector is? The manufacturer is no longer operating so I can't consult their website. I don't think it's BNC because the female BNC connectors I see would not screw...
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