@iz8dwf
@iz8dwf
iz8dwf | ZS6NK on 4m CW @iz8dwf | Uploaded March 2014 | Updated October 2024, 1 hour ago.
ZS6NK calling on 70.200 MHz on March 24 2014 recorded at 18:15 UTC in JM78TC with 5 el. Yagi.
ZS6NK on 4m CWzs6wab 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 test

ZS6NK on 4m CW @iz8dwf

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