Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.

Some plotting comments. More discussion of the problems in designing and building a plotter using the hobby servomechanism described briefly on pages 9 and 10 of the March 1977 issue.
BYTE Feb 1978 (v.3#2) pg. 172

Hidden line subroutines for three-dimensional plotting. Algorithms developed are given in BASIC language.
BYTE May 1978 (v.3#5) pg. 49

PLOT3D: a function plotting program. A BASIC program used for three-dimensional projections into two-dimensional plots. Plots are printed on a standard ASCII printing terminal.
BYTE May 1978 (v.3#5) pg. 60

A theatrical lighting graphics package. Simple modification to a Processor Technology VDM-1 board in an 8080 based microcomputer enables the video display to illustrate five simultaneous graphs of theater lighting intensity versus time.
BYTE Jun 1978 (v.3#6) pg. 153

Build an X-Y plotter using an ETCH-A-SKETCH toy as the starting point. Some tips, but no complete instructions.
BYTE Feb 1979 (v.4#2) pg. 66

The XYZ phenomenon: Stereoscopic plotting by computer. Three-dimensional simulation using optical devices and computer graphics. Includes a North Star BASIC program for generating 3D stereo image pairs. Output the images on an analog chart recorder. Use simple optics to view the result.
BYTE Oct 1979 (v.4#10) pg. 140

Shape table conversion for the Apple II. A BASIC subroutine to automatically perform the plot conversion to hexadecimal and put the values into the shape table.
BYTE Nov 1979 (v.4#11) pg. 63

The plot continues. Description of an X-Y plotter design.
BYTE Jan 1980 (v.5#1) pg. 138

A first look at graph theory applications. Fundamental concepts of graph theory and two methods of directed-graph storage.
BYTE Feb 1980 (v.5#2) pg. 18

Convert a childs "Etch-A-Sketch" into an X-Y plotter through the addition of stepping motors and drive circuit. Includes programs written in 6502 assembler for KIM-1 computer.
BYTE Feb 1980 (v.5#2) pg. 202

Graphic color slides. Part 1. A series of useful subroutines for generating color images on a Compucolor II computer.
BYTE Nov 1980 (v.5#11) pg. 126

A general interpolating graphics package for the TRS-80. Use it to plot any analytic function. It interpolates between points of a graphed function and three-dimensional figures. Written in Level II BASIC.
BYTE Nov 1980 (v.5#11) pg. 296
Correction BYTE Jul 1981 (v.6#7) pg. 118

Graphic color slides. Part 2. Using subroutines to generate equation plots, histograms, regression and monthly analysis graphs.
BYTE Dec 1980 (v.5#12) pg. 96

Digital plotting with the Apple II computer. Hardware interface and software to drive a Hiplot digital plotter from the Apple II TTL logic, bypassing the UART.
BYTE May 1981 (v.6#5) pg. 296

Fast line-drawing routines use DDA (digital differential analyzer) algorithm.
BYTE Aug 1981 (v.6#8) pg. 414

Drawing with UCSD Pascal and the Hiplot plotter. Routines that simplify the process of drawing lines and characters on the Houston Instrument Hiplot plotter.
BYTE Oct 1981 (v.6#10) pg. 214

A BASIC plotting subroutine lets the Epson MX-80 emulate sophisticated plotters.
BYTE Mar 1982 (v.7#3) pg. 142

Diablo printer shape-table drawing program in BASIC for the Apple II computer.
BYTE Mar 1982 (v.7#3) pg. 310

Histogram generating program is written in Commodore BASIC. Included in an article describing an archaeological report generating program.
BYTE Jul 1982 (v.7#7) pg. 76

Autograph: a plotting subroutine in TRS-80 Level II BASIC.
BYTE Jan 1983 (v.8#1) pg. 381

Shape-table graphics for the TRS-80 allows you to draw complex shapes with a single command. KWIKDRAW program written in assembly language may be incorporated into a BASIC program.
BYTE Feb 1983 (v.8#2) pg. 392

A fast shape subroutine that plots high-resolution shapes on the Apple II.
BYTE Aug 1983 (v.8#8) pg. 292

Curious coordinates for computer graphics. A BASIC subroutine to convert elliptical polar coordinates of scale C to Cartesian types.
BYTE Aug 1983 (v.8#8) pg. 386

Mainframe graphics on a microcomputer. Display Tektronix-type plots on your microcomputer using this emulation program.
BYTE Oct 1983 (v.8#10) pg. 439

Make fast and simple contour plots on a microcomputer using CONDOT written in BASIC. Program contains only 57 commands.
BYTE Nov 1983 (v.8#11) pg. 487

An examination of the mathematical properties of dragon curves and a TRS-80 BASIC program to print them on an IDS Paper Tiger printer.
BYTE Dec 1983 (v.8#12) pg. 457
Correction BYTE Aug 1984 (v.9#8) pg. 40

Fitting curves to data using the Simplex algorithm. Includes a program written in Pascal/Z.
BYTE May 1984 (v.9#5) pg. 340
Added Info BYTE Oct 1984 (v.9#11) pg. 16

Cluster analysis program written in BASIC. Produces a simple, unique tree diagram (dendrogram) that shows group similarities and differences.
BYTE Sep 1984 (v.9#10) pg. 129
Correction BYTE Dec 1984 (v.9#13) pg. 34

Neuractor. Part 2. Assembling an X-Y table for drawing or computer-aided CNC (computer numerical control) machining system.
COMPUTERCRAFT Aug 1992 (v.2#8) pg. 33

Learning to use an X-Y plotter.
COMPUTERS & ELECTRONICS Mar 1984 (v.22#3) pg. 36, 104

Experimenting with computer art. Using pen plotters to generate "plotter art".
COMPUTERS & ELECTRONICS May 1984 (v.22#5) pg. 26

Creative text formating with an X-Y plotter. How to use the X-Y plotter to handle simple chores like printing brief notes, letters, labels and signs.
COMPUTERS & ELECTRONICS Mar 1985 (v.23#3) pg. 13

Creating custom characters with an X-Y plotter.
COMPUTERS & ELECTRONICS Apr 1985 (v.23#4) pg. 8

Advanced Graph. A BASIC program plots up to 4 graph lines simultaneously on the same graph.
COMPUTERS & PROGRAMMING Jul-Aug 1981 (v.21#4) pg. 46

Histogram program (bar graph program) displays from 2 to 15 pieces of data as a vertical bar graph on the TRS-80 computer. Written in BASIC.
COMPUTERS & PROGRAMMING Jul-Aug 1981 (v.21#4) pg. 47

Build this X-Y plotter for your PC and plot curves, draw circuit-board patterns, create artistic designs, etc. Stepper motors drive overlapping "tee frames" which move the pen holder.
ELECTRONICS NOW May 1994 (v.65#5) pg. 57

Program written in TRS-80 Level II BASIC will plot a graph with up to 12 horizontal coordinates and 10 vertical coordinates.
ELEMENTARY ELECTRONICS Jan-Feb 1980 (v.20#1) pg. 76

Universal graphing program. A BASIC program to transform abstract equations into tangible graphs. A utility program to plot mathematical functions.
HANDS-ON ELECTRONICS Jan 1989 (v.6#1) pg. 62

Simple BAR GRAPH PLOTTER program is written in PET BASIC. Use to display graphs on a video display.
KILOBAUD MICROCOMPUTING #28 Apr 1979 pg. 90

Graphing with the TRS-80. How to plot curves on an X-Y axis. Includes a BASIC program for displaying the curves associated with mathematical formulas on a CRT.
KILOBAUD MICROCOMPUTING #29 May 1979 pg. 100

Vector graphing techniques on a North Star computer equipped with a Merlin Video Interface board.
KILOBAUD MICROCOMPUTING #30 Jun 1979 pg. 64

Subroutines use a printer as a very "course" graphics display to plot curves (functions) or data.
KILOBAUD MICROCOMPUTING #39 Mar 1980 pg. 167
Added Info KILOBAUD MICROCOMPUTING Jan 1982 (v.6#1) pg. 180

Automatic selection of plotting limits. BASIC program determines the optimum limits for graphics and charts.
KILOBAUD MICROCOMPUTING #41 May 1980 pg. 26

Graphs, plus. Five subroutines to generate curves or bar graphs. Written in BASIC.
KILOBAUD MICROCOMPUTING #42 Jun 1980 pg. 198

Plotting with the Heath X-Y recorder. Tips on assembling the kit and BASIC subroutines to drive the recorder.
KILOBAUD MICROCOMPUTING #57 Sep 1981 (v.5#9) pg. 150

Normal curve plotter and calculator program is written in BASIC for the TRS-80 computer.
KILOBAUD MICROCOMPUTING #58 Oct 1981 (v.5#10) pg. 188

A/D converter program for an Apple II computer allows the computer to capture rapidly changing dc voltages and display the resultant plot on the video screen.
KILOBAUD MICROCOMPUTING Jan 1982 (v.6#1) pg. 68

Lissajous curve plotting program for the 16K 400/800 Atari.
MICROCOMPUTING Jun 1982 (v.6#6) pg. 118
Added Info MICROCOMPUTING Oct 1982 (v.6#10) pg. 149 (Applesoft version).

What you didn't know about the NEC Spinwriter. Learn how to generate matchless business graphics. Includes programs for the Commodore computer.
MICROCOMPUTING Oct 1982 (v.6#10) pg. 32

North Star BASIC program for plotting with the Okidata Microline 80 dot matrix printer.
MICROCOMPUTING Nov 1982 (v.6#11) pg. 56

The good, the CAD, and the Apple. Part 2. How to interface the Logo program to a Houston Instrument Hi Plot plotter model DMP-4.
MICROCOMPUTING #86 Feb 1984 (v.8#2) pg. 88

BASIC program for drawing bar graphs (both horizontal and vertical).
POPULAR ELECTRONICS [1] Aug 1982 (v.20#8) pg. 84

Introduction to phase-plane plots, a two- or three-dimensional plot of the amplitude versus the phase angle of some value of some physical or abstract system. Lissajous figures are one of the oldest of these plots.
RADIO-ELECTRONICS May 1989 (v.60#5) pg. 67

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