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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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RESISTOR sa ATTENUATOR sa POTENTIOMETER sa RESISTOR SUBSTITUTION BOX sa RESISTOR TESTING sa THERMISTOR sa THYRISTOR sa VARISTOR xx ELECTRONIC COMPONENT Audio fundamentals. An introduction to impedance and its relationship to the concepts of resistance, inductance and capacitance. A voltage-controlled resistance for Wien bridge oscillators. BASIC computer program calculates the best-fit resistor values for an unloaded resistive voltage divider (using 5% resistor series). BASIC computer program to find a resistor value by paralleling two standard 5% values. Tips on replacing surface mount technology (SMT) components with higher quality discrete components when upgrading audio equipment. Looks at resistors as one example. Computer program written in BASIC to display both the calculated and nearest preferred (standard) values for the E Series of resistors. Piece de resistance. Investigation of the history, use, characteristics and types of resistors. Part 1. Piece de resistance. Investigation of the history, use, characteristics and types of resistors. Part 2. Piece de resistance. Investigation of the history, use, characteristics and types of resistors. Part 3. Making your own pressure-sensitive resistors. Calculating parallel resistance pairs. How to use a programmable calculator to find two resistance values to substitute for an unobtainable one. A digitally programmable VMOS variable resistor circuit. Cut-off frequency formulas for identical cascaded RC filter sections. A resistor color-coding program for the Sinclair ZX-81 and Timex 1000 computer. Sure-Luck Ohms. Build an electronic device which makes it easier to decode the colored bands on a resistor. Pencil lines on paper are resistors. Resistors. How they are made and how to apply them effectively in circuits. Force-sensing resistors. How they operate and typical applications. Solving the resistor cube (12 resistors of equal value connected together to form the edges of a cube) to determine the total resistance as measured from any two diagonally opposite corners. Color code for 5-band 1% resistors explained. The "power factor correction" of a circuit and the role of passive components (resistors, inductors and capacitors) is explained. The concept of "negative resistance" and a negative impedance converter (NIC) are explained and illustrated. Resistor-selection nomogram. Resistor values and power dissipations may be readily determined by the use of a straightedge. Color code chart to identify resistor and capacitor values. Nomograms simplify resonant-circuit design by providing proper ratio of series to shunt resistance for the desired "Q". Nomograph aids in determining what two resistors to connect in series and/or parallel to form any needed resistor value. All new basic course in electricity and electronics. Resistors for circuits. All new basic course in electricity and electronics. Resistors in combination. How inductors, capacitors and resistors are used in electronic circuits. Universal computer program written in BASIC solves most of the typical calculations involving Ohm's Law, reactance and frequency. Tip: How to solder together two resistors using the smallest possible leads. Electronic fundamentals. Beginning a self-instructional tutorial on electronic fundamentals that will take you from novice to technician in small, easily-digested bites. Part 1. Resistors and resistive circuits. The color code drill. A computer program designed to help you improve your speed and accuracy at using the resistor color code. Written in BASIC. Understanding Ohm's Law. Simple experiments illustrate the concepts of resistance. Teaching aid for Ohm's law. A computer program writted in BASIC for teaching resistor color coding. It utilizes the color capability of the Apple II Plus computer. Computer program written in BASIC for the Apple computer will test a students knowledge about color code bars on resistors. Tips on mounting resistors on a circuit board in the stand-up configuration in order to reduce stress on the leads. Basic theory of resistors, how to read colored bands on resistors, and how to connect them in series and parallel to get the correct value. Parallel resistance made easy. How to calculate the net resistance of a parallel network using a simple pocket calculator. Pressure-sensitive resistors. Do-it-yourself pressure-sensitive resistors (PSR) and commercial PSRs viewed. Application circuits include a tone generator, comparator, and computer joystick. Ohm's Wheel displays mathematical variations of Ohm's law. Experimenting with photoresistors. Do-it-yourself electronic components. How to make your own inductors, coils, resistors, capacitors, electromagnets, solenoids and batteries. Color code charts for determining values of resistors and capacitors. Precision matching of resistors. Home experimenter technique for matching resistors to better than 0.5%. Learning electronic theory with hand calculators. Part 1. Basic equations and Ohm's law. Using resistances. Some of the problems involved with using resistance itself. Tips on circuit design. Capacitors and RF circuits. Part 1. The role of capacitors in resistor-capacitor (RC) circuits. Capacitors and RF circuits. Part 2. A power nomograph. Aids in selecting resistors for given voltage and current levels. Tip on making precision resistor values from ordinary 5% resistors. Sure-Luck Ohms. Build an electronic gadget to interpret resistor color-code values. Current-limiting resistors. How they operate and typical applications. Resistor calculations made easier. BASIC computer program finds pairs of standard resistor values to match desired ratios. Resistor tutorial. Part 1. How they control current flow, how they are shown in circuit diagrams, and the different types you're likely to encounter. Resistor tutorial. Part 2. How to read the resistor-band colors. Resistor tutorial. Part 3. How to use a resistor to protect a component from excessive current. Resistor tutorial. Part 4. Calculating the power (heat) dissipation. excessive current. Resistor tutorial. Part 5. Average power dissipation. Delta-wye conversion program. A BASIC computer program which calculates the appropriate values required by a resistor network in either a delta or wye configuration. How to make your own precision resistors by filing away some of the resistor in order to increase the resistance or by winding your own from copper wire. Audio testing accessories. (1) High-power load bank. (2) IHF-standardized reactive load. (3) Pinking filter. (4) Step attenuator for input signals. (5) RIAA-Equalization inverter. (6) Input/output loads. Selecting the best resistor/capacitor. Part 1. A look at the various types of resistors and capacitors and what factors you should consider when selecting which type to use. Selecting the best resistor/capactior. Part 2. | |||||||||
Copyright © by Norman Lathrop Enterprises. All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means (electronic, mechanical, print photocopying, recording or otherwise) without the prior expressed permission of Norman Lathrop Enterprises, except as permitted by law. |
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