      <div class="technical-specs">
                    <h3>Technical Specifications</h3>
                    <div class="specs-grid">
                        <div class="spec-category">
                            <h4><i class="fas fa-signal"></i> Signal Processing</h4>
                            <ul>
                                <li><strong>Input Format:</strong> 7-bit ADC (0-127 range)</li>
                                <li><strong>PAM4 Levels:</strong> -3, -1, +1, +3 (normalized)</li>
            