[AMRadio] Re: [BULK] GB> HD-15 PSK Interface


KB2WIG at twcny.rr.com KB2WIG at twcny.rr.com
Sat Feb 19 19:28:20 EST 2005


Bob, I know what you mean.. Its kinda spookey watching the words come out on the display and you cant hear anything.... Got to burn paper tape and spread the little holes on the lawn -- apease the Old Ones . I dont have any virgins to sacrifice...         kevin.. 

----- Original Message -----
From: Bob Macklin <macklinbob at msn.com>
Date: Thursday, February 17, 2005 2:16 pm
Subject: [AMRadio] Re: [BULK] GB> HD-15 PSK Interface

> I don't seem to have a problem with the signal level going in to 
> the sound
> card. On strong signals WinPSK tells me to reduce the input level. 
> But with
> this setup I am able to receive PSK signals I cannot hear in the 
> stationspeaker.
> 
> Bob Macklin
> K5MYJ/7
> Seattle, Wa.
> 
> "REAL RADIOS GLOW IN THE DARK"
> 
> ----- Original Message ----- 
> From: "Bob Roehrig" <broehrig at aurora.edu>
> To: "Bob Macklin" <macklinbob at msn.com>
> Cc: "GlowBugs" <glowbugs at piobaire.mines.uidaho.edu>; "AM Radio"
> <amradio at mailman.qth.net>
> Sent: Thursday, February 17, 2005 10:29 AM
> Subject: Re: [BULK] GB> HD-15 PSK Interface
> 
> 
> > On Thu, 17 Feb 2005, Bob Macklin wrote:
> >
> > > I commected the Rx transformer with the 8ohm winding to the 
> speaker and
> > > the 500ohm winding going to the sound card LINE IN.
> > >
> > > I can copy PSK QSOs that I cannot even hear. I am very 
> impressed with
> this
> > > technology.
> >
> > You are getting quite a voltage step-up with that arrangement. 
> You will
> > get more than enough level into the sound card that way. I would 
> be a bit
> > worried about overdoing it and maybe wiping out the sound card input
> > circuit.
> >
> >
> >
> >                                Bob Roehrig
> >                      Aurora University    Telecom dept.
> >                      broehrig at aurora.edu    73 de K9EUI
> >                      630-844-4898      fax 630-844-4222
> >                      "Nostalgia is a thing of the past"
> >
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