Re: LF: [500] : Olivia 8 x 250 / psk31 / MFSK 8 503 CENTER BEACON - RUNNING NOW - 1615 HRS

["Graham" <g8fzk@g8fzk.fsnet.co.uk>]

Dave,

Thanks for that , That is close to the full beacon text .. did you take any 
of the mfsk ?
Tnx- G ..

--------------------------------------------------
From: "Dave G3WCB" <ganymede444@btopenworld.com>
Sent: Saturday, January 03, 2009 7:54 PM
To: <rsgb_lf_group@blacksheep.org>
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: owner-rsgb_lf_group@blacksheep.org
> [mailto:owner-rsgb_lf_group@blacksheep.org]On Behalf Of Graham
> Sent: 03 January 2009 16:25
> To: rsgb_lf_group@blacksheep.org
> 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


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