https://www.ajgdevices.com/engineering-notes daily 0.75 2026-09-25 https://www.ajgdevices.com/engineering-notes/characterizing-hysteris-gain-harmonics-and-non-linear-control monthly 0.5 2026-09-25 https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/b8902224-7138-4d9a-9323-2c26255171b6/thd_heatmap.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 1: THD measured across Gain and Stability settings https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/ba444b49-cd83-4440-b0e9-cfc401992792/h1_gain_heatmap.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 2: H1 Gain heatmap across Gain and Stability settings https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/bbf2cd05-2cf7-4821-9e22-863fd371f35f/dominant_harmonic_map.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 3: Dominant harmonic map across Gain and Stability settings https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/5e1af066-0aee-4e45-a693-465b40ad3af3/odd_even_balance_map.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 4: Odd/Even harmonic balance across Gain and Stability settings https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299567649-IXIZH2AM4MV83JCV8ZBR/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299581536-3HKP9DVR9957KJVQZ0BG/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299590752-VI5LSOMYG0USHQO68J49/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299602757-R3OX8R5WM52DIZRGLYPZ/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299615135-TIOA2R5UQR4LR6TV428D/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299647948-3KS7HRMCTYRRUH9J7HV5/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299660186-NXW0N2CKCKY37WXNAUL6/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299677841-A0L57XY00QUWNEM1QWDM/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/1790299690025-B15O3F9HCGFFA4TY9D0E/thd_vs_input.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/b6bf0192-4062-4057-97be-225ec36793e6/imd_vs_amplitude.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 14: IMD vs input amplitude at 25% Stability https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/0233c060-709a-4eb2-91fe-1fb4199ed79d/imd_vs_amplitude.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 15: IMD vs input amplitude at 50% Stability https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/a5e490be-b48f-4467-838c-b0c924a208de/imd_vs_amplitude.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 16: IMD vs input amplitude at 75% Stability https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/eaa61bb9-1685-4e0f-b44d-e22baa42bca6/frequency_response.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 17: Frequency response at 25% Stability https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/e9bb15dd-f48c-4f6d-a711-d3e309219985/frequency_response.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 18: Frequency response at 50% Stability https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/a2821cc4-d937-4f1d-9d53-17b31e3a8c71/frequency_response.png Engineering Notes - Characterizing Hysteris - Gain, Harmonics, and non-linear control. - Make it stand out Figure 19: Frequency response at 75% Stability https://www.ajgdevices.com/engineering-notes/harmonic-content-and-distortion-character monthly 0.5 2026-09-09 https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/62af5d84-e19b-403a-af56-bd14347ab20a/pure_220Hz.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 1: Pure Sine 220 Hz https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/d0263bdc-458f-495f-8e74-f34a10e978b2/even_heavy_220Hz.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 2: Even-heavy 220 Hz https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/01e159ce-1c65-412b-a043-5f466781360c/odd_heavy_220Hz.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 3: Odd-heavy 220 Hz https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/7c344d9f-c8e0-4efd-b632-76866b3379ba/h2_dominant_220Hz.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 4: H2 Dominant 220 Hz https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/81314465-e76b-4832-8003-31ec1ae1a521/h3_dominant_220Hz.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 5: H3 Dominant 220 Hz https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/112bbb3f-3d90-46fb-a48a-31817138afba/waveform_comparison.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 6: Waveform Comparison of 3 Clipping Models + Unprocessed Sine https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/31280bc1-9835-40d8-a159-33ad107fee76/thd_vs_input_level.png Engineering Notes - Harmonic Content and Distortion Character - Make it stand out Figure 7: THD vs Input Level for 3 Clipping Models https://www.ajgdevices.com/about daily 0.75 2026-09-09 https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/8aa2504d-b251-482f-9272-1f3519bfe70f/20260903_200514.jpg https://www.ajgdevices.com/home daily 1.0 2026-09-07 https://www.ajgdevices.com/shop daily 0.75 2026-09-20 https://www.ajgdevices.com/shop/p/hysteris monthly 0.5 2026-10-01 https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/311a991b-9de8-4f0b-8900-9f6c34ce702a/Hysteris-Top-View-1.jpg Shop - Hysteris - Hysteris-Top-View-1.jpg https://images.squarespace-cdn.com/content/v1/69a8bd8bc8c47f364a34475f/c0b709b4-ebd4-4e18-be6c-0c5646afd8b3/Hysteris-Side-Front-1.jpg Shop - 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