@iz8dwf
@iz8dwf
iz8dwf | zs6wab ssb on 70 MHz (4m) @iz8dwf | Uploaded September 2012 | Updated October 2024, 1 hour ago.
ZS6WAB cqing on 4m band SSB recorded on September 23 2012 18:15 UTC from IZ8DWF at JM87AW using 6 elements yagi and FT-847 with PA1O filter mods.
zs6wab ssb on 70 MHz (4m)C64 repair. MOS-8701, DRAM and a black screen.Commodore PET 3032 (2001N) video circuit repairIZ8DWF gets mail #3! SIDs are coming! Lots of chips and how to test quartz crystals2 x Commodore 1541 repair. Low quality sockets and MOS logic failing.The Data I/O 2900 device programmer. Introduction and (easy) repair.Zaccaria Space Fortress arcade. Not much effort needed.MOS 8701 modern replacementVIC-20 black screen repair. Bad Basic ROMCinematronics arcade clones repair. Pt.2: Vectorbeam eliminatorpiezo contact pickup preamplifier first testAtari Asteroids Arcade PCB repair. Only (almost) PCB issues.

zs6wab ssb on 70 MHz (4m) @iz8dwf

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