Turns out the Raymarine ST1000+ will take NMEA <font class="Apple-style-span" face="arial, sans-serif"><span class="Apple-style-span" style="border-collapse: collapse; white-space: pre-wrap; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px;">0183 (apparently not N2K) data for sailing to the wind position. So that means the up-level TP22 is not necessary, even if I fly the Garmin masthead (guess I have to check that the Garmin will output 0183 sentences, though).</span></font><div>
<font class="Apple-style-span" face="arial, sans-serif"><span class="Apple-style-span" style="border-collapse: collapse; white-space: pre-wrap; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px;"><br>
</span></font></div><div><font class="Apple-style-span" face="arial, sans-serif"><span class="Apple-style-span" style="border-collapse: collapse; white-space: pre-wrap; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px;">That ST1000+ keeps looking better and better as a Fathers Day present...</span></font></div>