[AMRadio] Using Heath SB 610 Monitor ScopetomonitormodulationonAM


Bob Macklin macklinbob at msn.com
Mon Feb 11 11:51:00 EST 2008


I paid $125 for my SB-614 five years ago.

Bob Macklin
K5MYJ
Seattle, Wa,
"Real Radios Glow in the Dark"
----- Original Message -----
From: "Phil LaMarche" <plamarc1 at tampabay.rr.com>
To: "'Discussion of AM Radio in the Amateur Service'"
<amradio at mailman.qth.net>
Sent: Monday, February 11, 2008 8:41 AM
Subject: RE: [AMRadio] Using Heath SB 610 Monitor
ScopetomonitormodulationonAM transmitter


>
> Can anyone on the list give me the worth of the SB-614?  It's like new.
> Many thanks.
>
> Phil
>
>
> Philip LaMarche
> LaMarche Enterprises, Inc.
> www.instantgourmetspices.com
> www.w9dvm.com
> 800-395-7795 pin 02
> 727-944-3226
> FAX 727-937-8834
> NASFT 30210
> W9DVM
>
>
>
> -----Original Message-----
> From: amradio-bounces at mailman.qth.net
> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of Barrie Smith
> Sent: Monday, February 11, 2008 11:33 AM
> To: Discussion of AM Radio in the Amateur Service
> Subject: Re: [AMRadio] Using Heath SB 610 Monitor Scope
> tomonitormodulationonAM transmitter
>
> Phil:
>
> Is that similar to the 610?  If so, I would be interested.
>
> I have not idea what it's worth, either.  I've wanted a monitor scope for
> some time so give me an idea what you want for it.
>
> 73, Barrie, W7ALW
>
> ----- Original Message -----
> From: "Phil LaMarche" <plamarc1 at tampabay.rr.com>
> To: "'Discussion of AM Radio in the Amateur Service'"
> <amradio at mailman.qth.net>
> Sent: Monday, February 11, 2008 9:24 AM
> Subject: RE: [AMRadio] Using Heath SB 610 Monitor Scope to
> monitormodulationonAM transmitter
>
>
> >
> > Speaking of SB 610's, I have a SB-614 for sale that looks like new.
It's
> > just beautiful.  Have no idea it's worth, so a fair offer will be
> accepted.
> >
> > Phil
> >
> >
> > Philip LaMarche
> > LaMarche Enterprises, Inc.
> > www.instantgourmetspices.com
> > www.w9dvm.com
> > 800-395-7795 pin 02
> > 727-944-3226
> > FAX 727-937-8834
> > NASFT 30210
> > W9DVM
> >
> >
> >
> > -----Original Message-----
> > From: amradio-bounces at mailman.qth.net
> > [mailto:amradio-bounces at mailman.qth.net] On Behalf Of EP Swynar
> > Sent: Monday, February 11, 2008 11:17 AM
> > To: Discussion of AM Radio in the Amateur Service
> > Subject: Re: [AMRadio] Using Heath SB 610 Monitor Scope to monitor
> > modulationonAM transmitter
> >
> > Hi John,
> >
> > The SB-610 has been an absolutely invaluable aid here at my stations, in
> > both the CW and voice modes (AM, as well as SSB)...
> >
> > All I do when monitoring 'phone transmissions here  is to place the
'scope
> > into a trapezoidal pattern.
> >
> > I adjust the vertical gain such that a carrier makes the line about 2/3
> the
> > height of the screen, or so, and the horizontal gain is set so that the
> > modulated triangle is about as equilateral as it can be...
> >
> > When modulating 100%, the pattern should, indeed, be a full, equilateral
> > triangle.
> >
> > One thing that I neglected to do until YEARS later was to pull the top
RH
> > knob out --- that's the one marked "CLAMP" --- whenever using the
> > trapezoidal feature: by doing this, there is no image on the face of the
> > scope until you key-up your transmitter. If you leave the knob "in" all
> the
> > time, you'll eventually get a spot "burned" into the inside face of the
> CRT,
> > like I did with mine here...
> >
> > The clamp feature keeps the point deflected off-screen into the RH side
of
> > the CRT --- as soon as you hit the transmit button on your rig, the line
> > zips out from the right, to the centre of the tube, like magic...!
> >
> > Chalk one up on the importance of reading the instructions first, not
> later!
> > Hi Hi.
> >
> > ~73~ Eddy VE3CUI - VE3XZ
> >
> >
> > ****************************************
> >
> >
> >
> > . I can't recall the name of the control because the scop
> > ----- Original Message -----
> > From: "John King" <k5pgw at yahoo.com>
> > To: <amradio at mailman.qth.net>
> > Sent: Monday, February 11, 2008 10:39 AM
> > Subject: [AMRadio] Using Heath SB 610 Monitor Scope to monitor
modulation
> > onAM transmitter
> >
> >
> > > Anyone experienced at using Heath SB 610 Monitor Scope
> > > to monitor the modulation pattern of the outgoing
> > > signal of an AM transmitter?
> > >
> > > I need to have session  to discuss the application of
> > > the SB 610 to that operation.
> > >
> > > Please email me directly for such a discussion. Your
> > > assistance in understanding the application and
> > > process will be greatly appreciated. Thanks and 73,
> > > John, K5PGW
> > >
> > >
> > >
> >
>
____________________________________________________________________________
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