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25 September 2026
| 08:54 | Capacitor Failure Symptoms diffhist +1,692 Josh talk contribs (P4 verification: add worked examples of ESR-rise and RIFA failure from the two hosted Pina books, with the U.S./International designator warning) | ||||
23 September 2026
| 20:22 | Sinclair QL Service Manual diffhist +3,892 Josh talk contribs (Cite the manual itself; add the publisher (Thorn EMI Datatech for Sinclair Research), the manual history sheet showing this is Issue 3 of October 1985, the real sub-section breakdown of Sections 1-4, the Table 5.1-5.5 assembly names, the full figure list including 4.3, D9 and the two PCB layouts, and the missing templatestyles) | ||||
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02:15 | Capacitor Failure Symptoms 2 changes history +12,684 [Josh (2×)] | |||
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02:15 (cur | prev) −40 Josh talk contribs (Remove self-referential wording per house rule) | ||||
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02:07 (cur | prev) +12,724 Josh talk contribs (Rewrite with full citations (Nichicon CAT.8101H hosted here, Vishay 40110, KEMET F3011): corrected 60 Hz hum to twice mains frequency, corrected bulging mechanism to Nichicon gas generation, added missing film/X2 suppression section, added tantalum derating 60-50 percent, added Class II ceramic DC-bias behaviour, replaced Japanese-brand rule with no-datasheet-no-purchase, replaced IPA-only cleanup with Nichicon soap-and-water plus never acidic/alkaline, replaced reforming folklore with Nichic...) | ||||
22 September 2026
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17:56 | Sinclair ZX Spectrum Capacitor Replacement Guide 2 changes history +15,925 [Josh (2×)] | |||
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17:56 (cur | prev) +161 Josh talk contribs (Flag the Issue 5 C29 "44nf" misprint in the table itself rather than silently normalising it to 47 nF) | ||||
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17:50 (cur | prev) +15,764 Josh talk contribs (Rebuild from Sinclair ZX Spectrum Service Manual parts lists 8.5 and 9.13: previous C1-C12/C27 table and its "Purpose/Rail" column were not Sinclair designators and are removed; real per-issue capacitor table added for Issues 2-6A; fabricated 128K table, ripple figures, height/lead-pitch figures and "-5V/+12V are 128K rails" error removed; refs added; Unverified data cleared) | ||||