Tech calculators

[vintagekiki]

Electronics Calculators
http://www.pronine.ca/links.htm

Simple Pi and Tee Configuration Attenuator Calculation
Asymmetrical Attenuator Formulas
Pi Attenuator Calculator
Tee Attenuator Calculator
Parallel Resistor Calculator
Series Capacitor Calculator
Capacitor Impedance Calculator
Inductor Impedance Calculator
RC Circuit Calculator
LC Tuned Circuit Calculator
Voltage dB Calculator
Voltage - Resistance - Power Calculator
Voltage - Impedance - dBm Power Calculator
Audio Signal Level Units - Voltage - dBu - dBV Calculator
Resonant Circuit Quality Factor and Bandwidth Calculator
Butterworth Pi LC Low Pass Filter Calculator
Butterworth Tee LC Low Pass Filter Calculator
Chebyshev Pi LC Low Pass Filter Calculator
Chebyshev Tee LC Low Pass Filter Calculator
Butterworth Pi LC High Pass Filter Calculator
Butterworth Tee LC High Pass Filter Calculator
Chebyshev Pi LC High Pass Filter Calculator
Chebyshev Tee LC High Pass Filter Calculator
Sallen-Key Active Butterworth Low Pass Filter Calculator
Sallen-Key Active Butterworth High Pass Filter Calculator
Equal component value Active Butterworth Low Pass Filter Calculator
Equal component value Active Butterworth High Pass Filter Calculator
Non-inverting Operational Amplifier Stage Calculator
Inverting Operational Amplifier Stage Calculator
Single-Layer Air Coil Calculator
Flat Spiral Coil Calculator
Multilayer Air Core Inductor Calculator

[vintagekiki]

Allied Electronics Data Handbook

https://www.qsl.net/wa7zcz/area2/t_of_c.html

[vintagekiki]

Guitar Amp Circuit Design Calculators

https://www.ampbooks.com/mobile/amplifier-calculators/

[vintagekiki]

Daycounter - Engineering Resources

https://www.daycounter.com/Calculators/

Air Core Inductor Coil Inductance Calculator
AWG (American Wire Gauge) Diameter and Resistance Chart
Capacitor-Energy-Time-Constant-Calculator
Coil Physical Properties Calculator
Inductor Stored Energy Calculator
Parallel Resistance Calculator
Parallel Resistor Combination Calculator
Plate Capacitor Capacitance Calculator
Reactance Calculator
RMS and Average Calculator
Standard Resistor Value Calculator
Steinhart-Hart Thermistor Calculator
Straight Wire Inductor Calculator
Solenoid Force Calculator
Thermal Noise Calculator
Voltage Divider Calculator
Voltage Summer Calculator
WheatStone Bridge Calculator
Series - Parallel Impedance Conversion Calculator

[vintagekiki]

Voltage Divider

http://hyperphysics.phy-astr.gsu.edu/hbase/electric/voldiv.html
http://www.ohmslawcalculator.com/voltage-divider-calculator
https://www.amplifiedparts.com/tech-articles/voltage-divider
https://www.allaboutcircuits.com/tools/voltage-divider-calculator/

[vintagekiki]

Speaker Crossover Calculators

http://www.v-cap.com/speaker-crossover-calculator.php

https://www.diyaudioandvideo.com/
2-Way Crossover
3-Way APC Crossover
Series Notch Filter
Parallel Notch Filter

http://www.v-cap.com/speaker-crossover-calculator.php
First Order Crossover (6db/octave)
Second Order Crossover (12db/octave)
Third Order Crossover (18db/octave)
Fourth Order Crossover (24db/octave)
Zobel Circuit (Impendance Stabilization)
L-pad Circuit (Speaker Attenuation)

https://goodcalculators.com/crossover-calculator/

[vintagekiki]

Resonant Frequency Calculator

http://www.1728.org/resfreq.htm

[vintagekiki]

http://www.sengpielaudio.com/Calculations03.htm

http://www.sengpielaudio.com/calculator-paralresist.htm
http://www.sengpielaudio.com/calculator-RC.htm
http://www.sengpielaudio.com/calculator-cable.htm

[vintagekiki]

Interactive Valve Data Sheets
http://bmamps.com/ivds.html

[Gtr0]

Pretty awesome collection. Thank you for the share!! For me, many will be most useful.

[nickb]

Cathode bypass capacitor calculator

[tedmich]

https://www.circuits.dk/calculator_m...er_aircore.htm