https://darwinscat.com/felitronics/nam/v4-copper
Victory V4 Clean — NAM captures by Darwin's Cat

THE BOX
Victory V4, amp
built in 2025, serial number 780-0525
designed in Britain (UK), made in Britain (UK)
https://www.victoryamps.com/product-category/amps/copper/
Circuit: 4 tubes
Photo: Victory V4 Clean.webp

THE CAPTURES
18 captures, one .nam each: NAM A2 (SlimmableContainer, version 0.7.0, 48 kHz), for a NAM player that plays A2.
Channels: Clean (sounds clean, od).
Gain: 9 of its 11 positions captured, 0 to 300 degrees; read here as a clock, 7h fully down, 17h fully up. Boost: off, on.
Tone, Treble, Middle, Bass: at 150 degrees (12h); Bass cut: at Off for every capture.

Clean
  Boost off
    7h  Victory V4 Clean 9h Boost off.nam -6.6 dB
    8h  Victory V4 Clean 9h Boost off.nam -3.3 dB
    9h  Victory V4 Clean 9h Boost off.nam   800 epochs   ESR 0.0024
   10h  Victory V4 Clean 10h Boost off.nam  800 epochs   ESR 0.00273
   11h  Victory V4 Clean 11h Boost off.nam  800 epochs   ESR 0.0037
   12h  Victory V4 Clean 12h Boost off.nam  800 epochs   ESR 0.00371
   13h  Victory V4 Clean 13h Boost off.nam  800 epochs   ESR 0.00493
   14h  Victory V4 Clean 14h Boost off.nam  800 epochs   ESR 0.00702
   15h  Victory V4 Clean 15h Boost off.nam  800 epochs   ESR 0.00746
   16h  Victory V4 Clean 16h Boost off.nam  800 epochs   ESR 0.00852
   17h  Victory V4 Clean 17h Boost off.nam  800 epochs   ESR 0.0093
  Boost on
    7h  Victory V4 Clean 9h Boost on.nam -6.6 dB
    8h  Victory V4 Clean 9h Boost on.nam -3.3 dB
    9h  Victory V4 Clean 9h Boost on.nam    800 epochs   ESR 0.00529
   10h  Victory V4 Clean 10h Boost on.nam   800 epochs   ESR 0.00625
   11h  Victory V4 Clean 11h Boost on.nam   800 epochs   ESR 0.00768
   12h  Victory V4 Clean 12h Boost on.nam   800 epochs   ESR 0.00729
   13h  Victory V4 Clean 13h Boost on.nam   800 epochs   ESR 0.0117
   14h  Victory V4 Clean 14h Boost on.nam   800 epochs   ESR 0.00931
   15h  Victory V4 Clean 15h Boost on.nam   800 epochs   ESR 0.0127
   16h  Victory V4 Clean 16h Boost on.nam   800 epochs   ESR 0.015
   17h  Victory V4 Clean 17h Boost on.nam   800 epochs   ESR 0.0236

ESR, error-to-signal ratio: how far the model is from the recording it learned; lower is closer.
  below 0.01   Great!
  below 0.035  Not bad!
  below 0.1    ...This *might* sound ok!
  below 0.3    ...This probably won't sound great :(
  https://github.com/sdatkinson/neural-amp-modeler/blob/bb56b2e8c84d8dbf035922dedd7d14bef64228fd/nam/train/core.py#L988-L997

Terms of use: LICENSE.txt.

More from Darwin's Cat
  https://darwinscat.com                  the band, its music
  https://darwinscat.com/felitronics      free plugins: CatpitAmp, OrbitCab, LooperCat
  https://darwinscat.com/felitronics/nam  more NAM packs
