[HQRP] Re: Fwd: meter (and case) for portable swr meter
George Gingell
k3tks@u1.abs.net
Tue, 30 Jul 2002 11:18:50 -0400 (EDT)
Steve,
Be Sure to let us know when the Kit is QRV? :^}
This is definately a Winner. Now if we can just get a Bulk Price on the
Meters. :^}
Maybe add a Dummy Load? How about a BNC Terminating Resistor on the
Output Connector? They are good for about a watt. If more is needed, a
couple of Carbon Resistors will do the trick.
I also thought of packaging up the Old English Kit from Blue Rose
Electronics, "The Rusk" in a form to fit into a piece of 1/2" Copper Pipe
with BNC Connectors. Two end caps and a 2" copper pipe are nearly free:^}
O.K., I might have to buy the end caps. :^}
Please Keep us posted..
QRPp Dx Tu, (C) 2002 K3TKS
Sir George, The First :^}
72 ES QRP DX TU (C) 1986, G. "Danny" Gingell, K3TKS@ abs.net
Former QRP A.R.C.I. Net Manager and CURRENT Board of Director Member.
Gingell & Company, Ltd. Small Business Telephone Systems, Handyman Services,
Commercial & Residential Locksmith Services (301) 572-6789 Office & Fax
George D. Gingell, Jr. 3052 Fairland Road, Silver Spring, MD 20904-7117
Maryland Milliwatt Club QRP Reference Library, (301) 572-6789 IQRR #1,
Maryland Milliwatt Club Founder and Trustee of Club Station - WQ3RP -
Grid Square FM19mb 76.94 W - 39.06 N Silver Spring, MD 20904 QRPea.A.
Collector of Quartz Crystals and Telegraph Keys.
Maryland Milliwatt Club QRP Reference Library, Donations Accepted.
"72" = "Wishing You Good QRP" (C) 1991 Oleg Borodin, RV3GM
On Tue, 30 Jul 2002, Ed Manuel wrote:
> Ah. "Melt-Solders" latest creative episode. Turn a cheap VOM into a
> combination Volt/Milliamp/SWR meter for portable work.
>
> Ed
>
> >From: Steven Weber <kd1jv@moose.ncia.net>
> >Subject: meter (and case) for portable swr meter
> >
> >I stopped by Wal-Mart on the way home and sure enough, they have the little
> >VOM's for $9.97 back in the electrical/hardware section. So, what the heck,
> >I bought one. Turns out to be 2.5" x 4" x 1". 2000 ohms/volt or 500 ua
> >meter, should do the trick.
> >
> >Looks to have enough room on the back cover to mount a couple of BNC or RCA
> >jacks, up behind the meter, where the ohms scale battery would go. A
> >Stockton bridge, made with T37-43 cores looks like it will also fit on the
> >back cover, without having to remove the meter's switch/resistor board.
> >That will work out nice, as can rewire and use the range switch to select
> >Forward/Reverse. Plus, can leave the DC volt and milliamp functions intact.
> >So, not only will it be a SWR meter, it will be a DC volt meter too, which
> >could be handy ;-) I'm thinking the logrithmic ohms scale will translate
> >into a power scale nicely. Maybe. I'll post pictures and what not when I
> >get the meter modified, maybe in a day or two. Looks like it's gonna work
> >out great!
> >
> >
> >72,
> >Steve, KD1JV
> >"Melt Solder"
> >White Mountains of New Hampshire
> >http://www.qsl.net/kd1jv/
>
>
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