amname">pcallsign</td><td>HAM radio callsign, 12 chr max. </td></tr>
    <tr><td class="paramname">pgridsquare</td><td>Maidenhead locator, 7 chr max. </td></tr>
    <tr><td class="paramname">txpow_dbm</td><td>TX power, db`mW. </td></tr>
    <tr><td class="paramname">pdco</td><td>Ptr to working DCO. </td></tr>
    <tr><td class="paramname">dial_freq_hz</td><td>The begin of working WSPR passband. </td></tr>
    <tr><td class="paramname">shift_freq_hz</td><td>The shift of tx freq. relative to dial_freq_hz. </t