Presentation by Dave Jones - KB4YZ <djones@tima.com>

INTRODUCTION:    Will only cover the basics of operation.

PROGRAM:         DIGTRX version 1.47 - April 16, 2004

                 for Windows 95, 98, ME, XP, and 2000

AUTHOR:          PY4ZBZ - Roland Zurmely from Brazil

                 (requires RDFT programs provided by Barry Sanderson, KB9VAK)

                 DIGTRX is "experimental" - changes in future versions

INSTALLATION:    "DIGTRX147-setup.exe" - 1.89 MB

                 http://www.tima.com/~djones/digtrx.htm

           http://planeta.terra.com.br/lazer/py4zbz/hdsstv/teste1.html#digtrx

                 IrfanView with JP2 plugins optional - files with errors

                 WINOLDAP - Windows 98 and Windows ME

START & CLOSE:   Icon on Desktop

                 Digital SSTV - Digital file transfer only (no analog SSTV)

                 To close use the "X" button

SETUP:           RTS ON while auto-record (Mute Speaker)

                 Auto RX - Record only - Decode only (TX only)

                 Autosave RX files to autosave folder (with time stamp)

                 Open MapMaker / Bad Block Report - unattended

                 PTT Com Port - Callsign - No Clock timing to set

                 Save TX file as precoded - Quickload from precoded folder

                 Auto RX capture range +/- 150 Hz (cross-correlation)

                 RX ON while decode - copies as it decodes

                 Accept bad blocks !

                 Time out timer

RX:              Tuning - Levels - Recording Control

                 Waterfall - Suspend - Message - Picture in Waterfall

                 View last RX image in true size - adjust to full screen

                 Don't use thumbnails while recording

                 Decode log

                 Record recieved audio

TX:              Any image size/shape/type

                 Prepairing pictures to transmit - 4:3 ratio - 384 X 288

                 JP2 Converter - help available

                 Precoded folder

                 TX Wave out level preset

                 Volume Control - Wave - Mute - Advanced

                 IMD - third order intermodulation distortion

                 Tuning button - Two Tone - three levels - 100% 50% 25%

                 File information - time to TX - TX Abort tone

Replay & Repair: Anyone that receives the picture may replay/repair/view GIF

                 "BBR" - Bad Block Report - last 10 TX

                 "MMK" - Map Maker - "Corrupt-#1" folder - decode time lost

                 Send Requested Blocks - Use in nets