Beginners

[Solved] Best way to amplify a sine wave without distorsion.

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[SOLVED] boost second output without interfering with the first output?

[Solved] Can't get Lumex OLED 16x2 and 20x4 character displays to work.

[solved] Ceramic cap marked 6_?

[SOLVED] Cheep eBay tachometer mod

[SOLVED] CircuitWorks No-Clean Flux Dispensing Pen not working but liquid inside

[Solved] Coil electromagnet geometry effect on field

[Solved] Detecting Doorbell AC With an Microcontroller For DIY Doorbell

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[SOLVED] Finding pinout of ASIC

[SOLVED] Frequency Sweep / Sync Issue on HP 3325B Function Generator

[Solved] Garbage from BT / Ard Mini Pro, but not from Uno

[SOLVED] Getting AC output from a purported DC-DC boost converter. What gives?

[SOLVED] Help identifying this chip: 92M302

[Solved] Help me choosing an ARM that runs Linux

[SOLVED] Help on Quick-n-Dirty MUX replacement

[solved] Help with anti static mat and power supply.

[Solved] How can I replace a touch switch with one lead with a toggle switch?

[SOLVED] How to disassemble Mueller banana plugs?

[SOLVED] How to Remove Connectors from Double-Sided Board

[SOLVED] How to remove the dreaded "yellow glue of death"?

[Solved] I cannot imagine what this type of LED is called. Do you know?

[SOLVED] Interfacing with RS485/422? port behind an optocoupler

[Solved] IRF3205 has positive temp coefficient, but conducts better as it warms

[Solved] Issues with IR range from Arduino circuit

[Solved] Li-Ion battery pack charger

[SOLVED] Light Bulb Fuse in a Tube Tester.

[SOLVED] Linear regulators still work if input voltage is too low, correct?

[SOLVED] Looking for a supplier for 1.27mm Pin Headers - Pics in post

[solved] Looking for an off-the-shelf electronic "counter" to count rotations

[SOLVED] Low Cost 12v to 5v DC to DC switching reg alternatives to LM7805

[Solved] LTSpice sim for toggle power switch is taking too long

[SOLVED] MOSFET gate voltage higher than voltage at drain/source. Safe?

[SOLVED] NE555 as a tone generator for Morse code practice

[SOLVED] NE555 spikes on output, why?

[SOLVED] Need a simple passive circuit to resist changes in voltage

[Solved] Need help debugging my first PCB project

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[Solved] Need help on home lighting and possibly on life choice

[SOLVED] OLED with SSD130X Driver and the different voltage levels

[Solved] Optomos Relay Neg Voltage.

[Solved] Oscilliscope, how to measure the time of a pulse from a pic 16f88.