Sorry Graham,
I only listened for Olivia - I've not tried multiPSK MFSK yet. I've got a
screenshot of the waterfall display showing the Olivia signal received here,
along with the other stations. I'll send it direct- too big for the
reflector!
73, Dave G3WCB IO91RM
-----Original Message-----
From: [email protected]
[mailto:[email protected]]On Behalf Of Graham
Sent: 03 January 2009 20:30
To: [email protected]
Subject: Re: LF: [500] : Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER
BEACON - RUNNING NOW - 1615 HRS
Dave,
Thanks for that , That is close to the full beacon text .. did you take any
of the mfsk ?
Tnx- G ..
--------------------------------------------------
From: "Dave G3WCB" <[email protected]>
Sent: Saturday, January 03, 2009 7:54 PM
To: <[email protected]>
Subject: LF: [500] : Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER BEACON -
RUNNING NOW - 1615 HRS
>
> Graham,
>
> Copied this just now. MultiPSK Olivia 8-250 mode
>
> 73, Dave G3WCB IO91RM nr Windsor, S.E. England
>
> CQ CQ CQ DE...gnbd g0nbd g0nbd
> CQ CQ CQ DE...g0nbd g0nbd g0nbd
> CQ CQ CQ DE...g0nbd g0nbd g0nbd kk
>
>
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]On Behalf Of Graham
> Sent: 03 January 2009 16:25
> To: [email protected]
> Subject: LF: Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER BEACON - RUNNING
> NOW - 1615 HRS
>
>
> Follow on from last night , As the olivia system transmits tones in
> parallel
> it requires a linear system, however , MFSK is a single tone phase
> continuous system , I am using three applications of multipsk running
> on
> the same pc in beacon mode
>
> 8 tones are selected on the two modes psk31 is added as a reference
> signal
> and is not expected to print as reliably
>
> All 3 modes are the same peak power level , set at the agc threshold ..
> about 10 watts per system at the moment . there may be a small change in
> level as each mode starts and stops , the differing beacon lengths' are
> resulting in the tx windows slowly shuffling.
>
> Note , the station is in continuous TX due to vox audio drive levels
> producing alc preventing the power levels to be normalised
>
> Running 3 mode beacon
>
> Dial set 502 khz usb
>
> 1000 hz center olivia 8 x 250 hz
>
> 1250 hz psk31
>
> 1500 hz MFSK 8
>
> Reports welcome
>
> Graham
>
> G0NBD
>
> Io83LK
>
>
>
>
>
>
> No virus found in this incoming message.
> Checked by AVG - http://www.avg.com
> Version: 8.0.176 / Virus Database: 270.10.2/1872 - Release Date: 1/2/2009
> 13:10
>
|
