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LF: ZM2E activity from the end of the month

To: <[email protected]>
Subject: LF: ZM2E activity from the end of the month
From: "Vernall" <[email protected]>
Date: Sat, 10 Mar 2007 11:37:34 +1300
Delivered-to: [email protected]
References: <[email protected]> <128501c76290$67010040$4e6f6a58@wgt01> <[email protected]>
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Hi all,

ZM2E is setting up for 136 kHz DX activity from 31 March, for up to three consecutive nights. This could be the last time that there is LF transmitting from Quartz Hill as the district is planned to become a large wind turbine project, and all radio antennas could need to be removed in the next few months to cater for development.

We are in private discussion with VO1NA and RU6LA regarding LF QSO attempts. Expressions of interest are invited from others, as at ZM2E we will try and cover moderate receiving bandwidth by having multiple Argo sessions running. If we see an opening with another DX station we will "go fo it", whoever it is, and try to make the best use of an incidental propagation lift. As we are prepared for three nights of operation, then we are hoping there will be multiple "events" arising.

The previously selected 137.7886/137.7890 kHz 0.4 Hz FSK, using "DFCW" coding, is the preferred transmission mode for ZM2E. There is very little QRM for ZM2E receive (no Loran lines of significance), so we can accept a range of receive frequencies within the receiver IF bandwidth, and we could have three receivers running.

If we are not in QSO mode before a ZL sunrise, we will go to beacon mode and send a string of Z Z Z Z .... at FSK120, with the start of any Z synchronised to the hour and ten minute rests thereafter, so that EU monitoring may receive something identifiable from EU sunset.

73, Bob ZL2CA



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