Tag: SPICE simulation

Famiglia di curve del tempo di accensione del LED in funzione della corrente I_SENSE per cinque regolazioni di P_SENS, con P_GAIN mantenuto a circa 500 ohm.

GX-TXT-v3: HOLD Node Dynamics and LED On-Time

Written by giux | Published on Aug 23, 2026 | No comments

GX-TXT-v3 HOLD-node dynamics: burst charging, exponential discharge, LED on-time and sensitivity characterization with GNU Octave.

#2N3904 #analog electronics #BAT54 #capacitor discharge #circuit analysis #circuit measurement #experimental electronics #GX-TXT #GX-TXT V3 #HOLD circuit #HOLD node #infrared remote control #IR receiver #IR Remote Control Tester #LED on time #LTspice #PCB testing #RC time constant #SPICE simulation #transistor circuit

Self-Built Injection Transformer: First Loop Gain Measurements and Calibration Test Bench

Written by giux | Published on Aug 11, 2026 | No comments

Self-built injection transformer for Bode and loop-gain measurements, with calibration bench, GNU Octave processing, and LTspice comparison.

#analog electronics #Bode plot #calibration bench #control loop #DIY transformer #EE13 core #electronics measurement #feedback loop #ferrite transformer #frequency response #frequency response measurement #function generator #injection transformer #laboratory instrumentation #Loop Gain #loop gain injection #loop gain measurement #LTspice #oscilloscope measurement #PC40 ferrite #power supply stability #signal injection #SPICE simulation