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CatastrophicCoder
ampsim2
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M6 speaker load
- #2
#2
Merged
CatastrophicCoder
merged 17 commits into
main
CatastrophicCoder/ampsim2:main
from
m6-speaker-load
CatastrophicCoder/ampsim2:m6-speaker-load
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Oct 17, 2026
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17
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Merged
M6 speaker load
#2
CatastrophicCoder
merged 17 commits into
main
CatastrophicCoder/ampsim2:main
from
m6-speaker-load
CatastrophicCoder/ampsim2:m6-speaker-load
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Commits
Commits on Oct 15, 2026
m6: plugin reinstalled; pluginval (VST3, AU) and auval pass
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4164d14
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m6: review of O3 / A5 vs the drawing and datasheets; C2 100 pF missing from the netlist (O8)
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0d0ad9c
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m6: EL34 study (one-point datasheet fit vs Koren; output impedance ≈ 16 Ω)
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3ef594d
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m6: EL34 Koren parameters fitted to digitised datasheet curves; SPICE comparison
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94107d7
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m6: EL34 parameters fitted to the data sheet in the reference and the engine (D-058); DC fixtures, sweeps, testbenches regenerated
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5b9b4ab
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m6: junction report plot (after D-058)
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476d21f
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m6: re-verification after D-058 (M4 acceptance, HOT, b56 / b5open / b6, half 2x, knob jump, null test, CPU); README sanity figures
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03c141f
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m6: plugin with the fitted EL34 reinstalled; pluginval (VST3, AU) and auval pass
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99759d1
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m6: speaker-load study (4x12-style impedance vs 16 ohm resistor, SPICE)
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c55912d
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m6: speaker load (representative 4x12 impedance) in the reference and the engine (D-059)
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3cb4124
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Commits on Oct 16, 2026
m6: verification after D-059 (speaker load): acceptance PASS, HOT Newton FAILs, plugin config at HOT −18.8 dB
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507f856
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m6: plugin with the speaker load (D-059) installed for listening; pluginval and auval pass
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4a143f6
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Commits on Oct 17, 2026
m6: owner comparison against a NAM capture of a real 2203
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eeea956
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m6: plugin Power Amp Rate default Full (D-060); null test, automation, CPU
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7a0df21
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m6: plugin with Power Amp Rate Full installed; pluginval and auval pass
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7f06f83
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m6: owner listening: no audible difference between Full and Half at the NAM-matched settings
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f7fe99b
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m6: owner keeps Power Amp Rate Full as the default
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48b8b3c
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