[Boatanchors] Available Tube VLF Rcvrs
Al Parker
anchor at ec.rr.com
Wed Jul 8 19:26:36 EDT 2009
Hi Bill,
Except for maybe the old Navy stuff, RBL's, etc., "reasonable cost" is
the biggie. The old SP-200's, depending upon particualr model, would tune
down thru the beacons (~150 kc abt the lowest) , and can be found
reasonably. But to get down to SAQ's 17kc, takes it out of the commonplace.
Selective Voltmeters are a possibility, many of them tune down to
practically DC and up to 500kc or more. They can be found at good prices
occasionally, and there are several makers. I have a nice older
Wandel-Goltermann (sp?) (not tube-type) that I got cheaply at a 'fest, have
seen others of different mfg, old tube types too.
See you at Cary next week?
73,
Al, W8UT
New Bern, NC
www.boatanchors.org
www.hammarlund.info
"there is nothing -absolutely nothing- half as much worth doing as simply
messing about in boats."
Ratty, to Mole
----- Original Message -----
From: "Bill Stewart" <cwopr at embarqmail.com>
To: <boatanchors at mailman.qth.net>
Sent: Wednesday, July 08, 2009 6:43 PM
Subject: [Boatanchors] Available Tube VLF Rcvrs
>
> Can anyone recommend a tube type VLF rcvr which is still available at a
> reasonable cost. I'm not real sure what a practical low limit would be,
> but low enough for most beacons and up to 500kc plus. Would the SAQ 17.2kc
> freq be considered 'practical'. Also, I expect the weight should be a
> consideration if shipping is involved. Tnx for your opinions.
> 73 de Bill K4JYS
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