Hi, That is routinely tested by ARRL. From the K3/100 review in January 2009 QST:
Receive-transmit turnaround time (tx delay): SSB, 12 ms; FM, 9 ms. Unit is Not specified. suitable for use on AMTOR. So it's probably the user. AB2TC - Knut David Cutter wrote > Sorry for the thread drift, but, has there ever been an investigation into > response time of hitting the PTT and beginning to speak? Occasionally I > hear the first syllable being lost and I've wondered if this is due to > time > delays in the equipment or the user, or both. Brings back memories of > bucket-brigade delay-lines. > > 73 > David > G3UNA > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto: > Elecraft@.qth > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to > lists+1215531472858-365791@.nabble -- View this message in context: http://elecraft.365791.n2.nabble.com/Which-hand-held-PTT-switch-tp7609514p7609575.html Sent from the Elecraft mailing list archive at Nabble.com. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com