| 2340.zip | 114k | | Program for designing PLLs (74HC4046, etc)
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| 3065.zip | 317k | | TRAKSAT satellite tracking program (NORAD/NASA)
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| 3086.zip | 94k | | Philips MOSFET device data
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| 3087.zip | 109k | | Philips transistor data
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| 3088.zip | 92k | | Philips opto device data
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| 3089.zip | 110k | | Philips diode data
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| 3330.zip | 299k | | ELECTRON: circuit design & calculation progs
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| 3441.zip | 166k | | Design data on popular types of heatsink
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| 3993s.pcb | 22k | | PCB design hints chart courtesy RCS Radio
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| 555.zip | 231k | | Windows based 555 calculator |
| 555calc.zip | 438k | | 555 + LCR calculator for Windows - very nice!
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| 555timer.exe | 31k | | 555 timer calculator, astable mode. From RCS Radio
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| amptrack.exe | 36k | | Calc's current capacity of PCB tracks (RCS Radio)
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| as5_new.exe | 18k | | Motorola's freeware 6805 assembler
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| atraxpcl.zip | 5k | | Fast HP-PCL Autotrax printer drivers (& Easytrax?)
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| audchk.zip | 82k | | Checks if your sound card supports full duplex
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| baycom15.zip | 147k | | Packet radio terminal prog for PC without TNC
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| boxplo.zip | 25k | | BOXPLOT speaker box designer for Windows
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| dancad26.zip | 915k | | Powerful CAD/CAM shareware package for DOS (Jun/Jul 99)
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| demorcs1.pcb | 23k | | "Good Design Practice" PCB (RCS Radio)
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| eaetihe.exe | 241k | | Listing of all PCBs for EA/ETI projects (RCS Radi)
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| easyfree.zip | 460k | | Protel's Easytrax PCB design software - PD version
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| easyover.com | 33k | | Easytrax/Autotrax User Guide (RCS Radio)
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| easypadz.exe | 43k | | EASYTRAX GLOBAL pad type/size converter
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| easytrak.exe | 45k | | EASYTRAX GLOBAL Track Width Converter.
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| ecd31.zip | 155k | | Electronic Circuit Designer - circuit calculations
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| emcfilt2.zip | 264k | | EMC filter design software -- Twin Tee, etc
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| ezschem1.exe | 8k | | Doc file for EZYSCHEM.LIB - self executing
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| ezschem1.lib | 77k | | Draw schematics with Easytrax! - component library
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| ezschem1.pcb | 131k | | Reminder chart for EZSCHEM1.LIB
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| ezschem1.zip | 59k | | All three EZSCHEM1 files (PCB,EXE,LIB) compressed
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| eztime95.zip | 122k | | 555 Timer Astable/Monostable designer.
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| filter11.zip | 37k | | Electrical filter designs, esp Butterworth
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| g7to.zip | 182k | | PC-GPS software for Garmin or Lowrance GPS (GPS Exposed, Dec 99)
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| gdsdemo.zip | 47k | | Demo software for a PC-driven GDS programmer
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| hhs5.zip | 201k | | Download/viewer for Velleman handheld scope -Win95
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| icaps4-1.zip | 1291k | | ICAPS4/Windows circuit simulation prog: Disk 1/3
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| icaps4-2.zip | 1267k | | ICAPS4/Windows circuit simulation prog: Disk 2/3
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| icaps4-3.zip | 1075k | | ICAPS4/Windows circuit simulation prog: Disk 3/3
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| inoutdll.zip | 2k | | Parallel in/out DLL for Visual Basic for Windows
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| logisym.zip | 45k | | Logisym digital circuit simulator - gate level
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| lspcad10.zip | 649k | | LspCAD Lite for Windows speaker design program
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| mathpad.zip | 63k | | Powerful scientific calculator
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| packcom.zip | 50k | | Packet radio terminal program
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| pfwdemo1.zip | 792k | | Protel PCB for Windows Demo - 1 (can't save)
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| pfwdemo2.zip | 707k | | Protel PCB for Windows Demo - 2 (can't save)
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| pk232com.zip | 67k | | Packet radio TNC controller (very smart!)
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| poc32v19.zip | 122k | | Transceiver software for decoding CCIR radio pagers
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| rcsezy.inf | 2k | | Readme file for RCSEZYx and 3993S files
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| rcsezy1.zip | 60k | | RCS improved Easy/Autotrax library -see RCSEZY.INF
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| rcsezy2.zip | 87k | | Another Easy/Autotrax lib from RCS -see RCSEZY.INF
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| rcstoolf.zip | 10k | | Drill tool table for Easy/Autotrax from RCS + docs
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| resistor.zip | 122k | | Graphical resistor colour code converter
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| rfeng.zip | 98k | | RF design software (includes Smith chart)
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| rfmatch6.zip | 81k | | RF match calculator and optimiser for Hams
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| rftools.zip | 95k | | RF and Microwave engineering calculator
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| robocopy.zip | 25k | | Copy morse code from audio output of radio
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| schdemo1.zip | 917k | | Protel Schematic for Windows Demo - 1 (can't save)
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| schdemo2.zip | 803k | | Protel Schematic for Windows Demo - 2 (can't save)
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| schdemo3.zip | 477k | | Protel Schematic for Windows Demo - 3 (can't save)
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| sdes12.zip | 177k | | SpeakerDES speaker system designer for DOS
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| servindx.zip | 33k | | Fault/cure index from the Serviceman: 1975 to 1987
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| sm97_10x.zip | 80k | | Philips/Fluke ScopeMeter 97 setup/data utilities
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| smith.ps | 23k | | Smith Chart (blank) in PostScript file form
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| spkrwork.zip | 1581k | | Soundcard-based speaker testing software
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| switchrs.zip | 127k | | Switchers Made Simple software (EWE Jan 95)
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| tdb3.zip | 25k | | Valve substitute/cross-reference database program
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| testcard.zip | 88k | | Generates a standard test pattern on your monitor. Cool! |
| tsd.zip | 14k | | Transistor substitute/cross-reference database prg
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| wbshare.exe | 4185k | | IVEX' WinBoard PCB Layout v2.20 demo - Win 3.11
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| win32s1.zip | 1032k | | Support prog. for WINBORD/DRAFT - Disk 1 of 2
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| win32s2.zip | 1180k | | Support prog. for WINBORD/DRAFT - Disk 1 of 2
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| winbord1.zip | 1105k | | PCB design/Windows V2.15(new) - Disk 1 of 2
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| winbord2.zip | 1236k | | PCB design/Windows V2.15 (new) - Disk 2 of 2
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| windraf1.zip | 1282k | | Schematic capture/Windows V1.26 (new) - Disk 1/2
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| windraf2.zip | 845k | | Schematic capture/Windows V1.26 (new) - Disk 2/2
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