SoundCard Packet Radio

Amateur Radio Club ITBYB1ZX

References

http://home.pages.de/~flexnet/http://www.afthd.tu-darmstadt.de/

~flexnet/index.htmlftp://ftp.afthd.tu-darmstadt.de/pub/

flexnet/3.3g/

What is Flexnet?

PC based packet radioUse SoundCard as modem!Run on Windows95 / 98.Written by Gunter Jost, DK7WJ from

Flexnet Gruppe Darmstadt, Germany.

Http://home.pages.de/~flexnet/

Devices drive by Flexnet

Baycom Modem 1200bps AFSKBaycom Modem 9600bps FSKTNC2 with 6PACK EPROMSCC Modem CardSoundCard modem (PSA Chipset,

SB / ESS).Etc ..

Preparation

Minimum Hardware Req’d

PC 486 DX2non-PnP SoundCard compatible with

SoundBlaster & WSS.Radio Transceiver (VHF / UHF).PTT Circuit

Minimum Software Req’d

Windows95PC/Flexnet with SoundCard modem

driver.

Where to get it?

http://www.afthd.tu-darmstadt.de/~flexnet/index.html

ftp://ftp.afthd.tu-darmstadt.de/pub/flexnet/3.3g/

Instalation

System

Profile

SC

config.sys[menu]menuitem=std,Original Configurationmenuitem=pcfsb,SoundModem using SoundBlaster Promenuitem=pcfess,Soundcard Modem using ESS1868 w/ Serial Port

[common]

[std]

[pcfsb]installhigh=c:\flexnet\FLEXNET.exeinstallhigh=c:\flexnet\SMSBC.EXE -b:0x220 -i:7 -d:1 -ts:0x2F8installhigh=c:\flexnet\FLEX.exeinstallhigh=c:\flexnet\SMAFSK12.exeinstallhigh=c:\flexnet\FSET.exe MODE 0 1200installhigh=c:\flexnet\FSET.exe TXDELAY 0 35installhigh=c:\flexnet\SMMIXER.exe -s:line -o:0

[pcfess]installhigh=c:\gold32\ESSCFG.EXE /A:220 /I:5 /D:1 /B:D /J:D /M:Dinstallhigh=c:\gold32\ESSVOL.EXE /V:8 /L:8 /W:8 /M:0 /C:8 /S:8 /A:0installhigh=c:\flexnet\FLEXNET.exeinstallhigh=c:\flexnet\SMSBC.EXE -b:0x220 -i:5 -d:1 -ts:0x2F8installhigh=c:\flexnet\FLEX.exeinstallhigh=c:\flexnet\SMAFSK12.exeinstallhigh=c:\flexnet\FSET.exe MODE 0 1200installhigh=c:\flexnet\FSET.exe TXDELAY 0 35installhigh=c:\flexnet\SMMIXER.exe -s:mic -o:0

During Bootup U’ll see ..

Windows 95 is starting...Windows cannot determine what configuration your computer is in.Select one of the following:1. Original Configuration2. Soundmodem using SoundBlaster Pro3. Soundmodem using ESS1688 AudioDrive - Paralel Port4. Soundmodem using ESS1688 AudioDrive - Serial Port5. Soundcard Modem using ESS1868 w/ Serial Port6. None of the aboveEnter your choice:5

PTT Circuits

Via COM Port

Via Printer Port

Via Game Port

Instalation Test

During Win95 Startup ..

FlexNet Tools

TraceParameterAX.25 routesAX.25 tree viewIP routes

FlexNet Parameter

FlexNet AX.25 Routes

FlexNet AX.25 Route Tree

Diagnostics

Diagnostics

Shell to DOSrun SMDIAG.EXE from FlexNet

directory

Check Link Layer ..

Check AX.25 Connection

BCT.EXE <callsign>[Esc] (C)onnect <gate-callsign>

TCP/IP Setup ..

TCP/IP Setup

Control Panel -> Network -> Add -> Adapter

-> Have Disk

Click “Browse” -> FlexNet DirectoryFlexNet IP -> AX.25Click “OK”Control Panel -> Network -> Add -> Protocol -> Microsoft -> TCP/IP

Net Setup

Add Adapter

Browse FlexNet disk/folder

IP Setup

Gate Setup

DNS

IP Route

Check InterNet Route

Check InterNet Route

C:\WINDOWS>ping <IPdestination>

Ready to go ..

Internet Application

Microsoft MailEudoraPegasus Mail

all Internet application teoritically can be used … but it is slow through radio ..

Thank you