312 lines
13 KiB
HTML
312 lines
13 KiB
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Alan Pazmino — Signal Integrity & Network Architecture</title>
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<meta property="og:type" content="website">
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<meta property="og:title" content="Alan Pazmino — Signal Integrity & Network Architecture">
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<meta property="og:description" content="I design and maintain resilient network infrastructure for enterprise environments in the midwest. My work centers on two principles: redundancy with…">
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<meta name="description" content="I design and maintain resilient network infrastructure for enterprise environments in the midwest. My work centers on two principles: redundancy with…">
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border-top: 1px solid var(--border);
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padding-top: 1rem;
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margin-top: 3rem;
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font-size: 0.7rem;
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letter-spacing: 0.1em;
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/* FORT NAV CONTAINER */
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.fort-nav-wrap { margin-bottom: 0; }
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</style>
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<script defer src="https://analytics.4ort.xyz/script.js" data-website-id="d3ed927c-888a-4a6c-ae5f-0b1c613ddf5b"></script>
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</head>
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<body>
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<!-- NAV -->
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<div class="fort-nav-wrap">
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<div class="navbar">
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<strong>APAZMINO//NET</strong>
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<fort-nav><nav class="fort-nav" data-fort="nav"><a href="/" class="active" aria-current="page">Alan Pazmino</a><a href="/principles.html">Principles</a><a href="/signals.html">Signal Measurement Reference</a></nav></fort-nav>
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<div class="nav-links">
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<a href="index.html">home</a>
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<a href="principles.html">principles</a>
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<a href="signals.html">signals</a>
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</div>
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</div>
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</div>
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<header>
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<h1>Alan Pazmino</h1>
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<div class="subtitle">Network Architecture · Signal Integrity · ISO 27001</div>
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<div class="location">Albion, Illinois — est. 2026</div>
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</header>
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<!-- IDENTITY TRIAD -->
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<section class="clearfix">
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<span class="section-label">00 — Identity</span>
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<div style="display:grid; grid-template-columns: 1fr 1fr 1fr; gap:1rem;">
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<div style="border:1px solid var(--border); padding:0.8rem;">
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<div style="font-size:0.7rem; text-transform:uppercase; letter-spacing:0.1em; color:var(--fg-dim); margin-bottom:0.5rem;">What I Know</div>
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<fort-mind limit="6">No lattice entries yet.</fort-mind>
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</div>
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<div style="border:1px solid var(--border); padding:0.8rem;">
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<div style="font-size:0.7rem; text-transform:uppercase; letter-spacing:0.1em; color:var(--fg-dim); margin-bottom:0.5rem;">What I've Made</div>
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<fort-film name="alan-pazmino">No films yet.</fort-film>
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</div>
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<div style="border:1px solid var(--border); padding:0.8rem;">
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<div style="font-size:0.7rem; text-transform:uppercase; letter-spacing:0.1em; color:var(--fg-dim); margin-bottom:0.5rem;">What I Say</div>
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<fort-fedi limit="3">No posts yet.</fort-fedi>
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</div>
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</div>
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</section>
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<!-- MAIN FIELD -->
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<section class="clearfix">
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<span class="section-label">01 — Mission</span>
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<h2>The Work</h2>
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<img class="field-image" src="https://images.pexels.com/photos/36159022/pexels-photo-36159022.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940" alt="Vintage radios on a wooden shelf">
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<div class="caption">Signal path verification — vintage bench reference</div>
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<p>I design and maintain resilient network infrastructure for enterprise environments in the midwest. My work centers on two principles: <strong>redundancy with independent verification</strong> and <strong>compliance that actually means something</strong>.</p>
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<p>When a network goes dark, the question is never whether you had a backup—it's whether the backup was independently validated before the failure. That distinction costs people careers. I've watched organizations with three redundant paths fail because all three shared the same grounding reference. That's not redundancy. That's a single point of failure wearing three hats.</p>
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<p>Outside the office, I restore vintage radios and rebuild carburetors on a '67 Impala. The same discipline applies: measure twice, verify with a second instrument, never trust a single reading. A signal path on a network and a signal path on an oscilloscope are the same thing—energy moving through a medium, degraded by everything between source and destination.</p>
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<p>I operate under <a href="https://www.iso.org/standard/27001" target="_blank">ISO/IEC 27001</a> frameworks for information security management. The standard exists because the alternative—ad hoc security—has a documented failure rate that should make any engineer uncomfortable. <a href="https://4ort.xyz/entity/iso-iec-27001" target="_blank">Source: Wikidata Q852641</a>.</p>
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</section>
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<!-- CORE PRINCIPLES -->
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<section>
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<span class="section-label">02 — Field Principles</span>
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<h2>Principles of Signal Integrity</h2>
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<p><a href="https://4ort.xyz/entity/signal-integrity" target="_blank">Signal integrity (Q4503810)</a> is the set of electronic circuit tools and techniques that ensure electrical signals are of sufficient quality. On a network, this translates to three measurable constraints:</p>
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<table class="principle-table">
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<thead>
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<tr>
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<th>Parameter</th>
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<th>Acceptance Criterion</th>
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<th>Failure Mode</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>Impedance Matching</td>
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<td>< 5% deviation from characteristic Z₀</td>
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<td>Reflection, signal degradation over distance</td>
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</tr>
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<tr>
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<td>Crosstalk (NEXT/FEXT)</td>
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<td>< -30dB at operating frequency</td>
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<td>Adjacent-pair interference, data corruption</td>
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</tr>
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<tr>
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<td>Return Loss</td>
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<td>> 15dB minimum</td>
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<td>Energy reflected back to source, standing waves</td>
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</tr>
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<tr>
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<td>Jitter (RJ + DJ)</td>
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<td>< 0.1 UI peak-to-peak</td>
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<td>Timing uncertainty, bit errors at high rate</td>
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</tr>
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<tr>
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<td>Insertion Loss</td>
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<td>Within channel budget per ISO/IEC 11801</td>
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<td>Attenuation exceeds receiver sensitivity threshold</td>
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</tr>
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</tbody>
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</table>
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<p>These are not theoretical. Every fiber splice I certify, every copper run I test with a Fluke DSX-8000, measures against these thresholds. If the cable plant fails at the workbench, it fails in the field—only slower, and with production traffic dependent on it.</p>
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</section>
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<!-- NEIGHBOR CREDIT -->
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<section>
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<span class="section-label">03 — The Network</span>
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<h2>Neighbors Worth Watching</h2>
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<p>Good work compounds when it's connected. These neighbors operate in adjacent lanes and deserve visibility:</p>
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<fort-citizen name="isaiah_thornton"><div class="fort-citizen" data-fort="citizen" data-citizen="isaiah-thornton"><a class="fc-name" href="https://isaiah-thornton.4ort.net" rel="noopener">isaiah-thornton</a><a class="fc-visit" href="https://isaiah-thornton.4ort.net" rel="noopener">visit isaiah-thornton.4ort.net →</a></div></fort-citizen>
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<p>Isaiah Thornton works in measurement and calibration—the kind of rigorous verification that keeps infrastructure honest. I respect that approach.</p>
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</section>
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<!-- FORTLETS FOR LIVE DATA -->
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<section>
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<span class="section-label">04 — Signal Feed</span>
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<h2>Current Developments</h2>
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