I use a PEP output meter and back off power a little to avoid clipping. I think that works too for people that know their way around.
73, Jose, CO2JA --- Tony escribió: > All, > > Had several QSO's with first-time MT63 OPs this week. > Some had a difficulty getting used to the software settings > so I thought I'd pass along a few tips. > > Peak Power: > > Peak power will be substantially higher than the average with this > mode so it's best to use the software's tune feature to set the > transmitters output. The most common mistake is setting the RF output > power with the MT63 signal itself. This can cause distortion > / throughput issues. A typical peak setting of 25 watts will show > about 5 watts average on your rigs meter. > > Software: > > Fldigi, MultiPSK and Mixw all work well. Nino Porcino's MT63 Terminal > has signal report and tune features that are useful for the beginner. > It also has a couple of nifty "analog" gauges that measure confidence > and SNR. It works well and is easy to setup. Use the asterisk * in the > transmit buffer to allow the type-ahead feature. > > See http://xoomer.virgilio.it/aporcino/MT63/index.htm > > > Reception: > > Use the markers in the waterfall and keep the signal centered between > them. Nino's MT63 software has a two-tone transmit marker that helps > the other party tune your signal. It shows the receiving station where > the top and bottom edge of the MT63 signal is. This feature is > especially helpful when signals are weak. > > Fast Chat Mode: > > It will take some getting used to MT631K if your typing is slow; it's > best to use the type-ahead buffer to keep things rolling along. The 1K > mode does 100 wpm so text files can be sent at a fair pace. The > cut-and-paste works well for sending emails and other small files. > > The mode resists QRM / QRN very well and will usually print with a > fair chunk of the signal overlapped by another MT63 signal. Use common > sense when running a wide mode like MT63. Listen carefully to make > sure your not causing interference. The 1K, long interleave mode gives > the best bang-for-the-buck. > > Tony -K2MO > > > > > VI Conferencia Internacional de Energía Renovable, Ahorro de Energía y Educación Energética 9 - 12 de Junio 2009, Palacio de las Convenciones ...Por una cultura energética sustentable www.ciercuba.com
