[R-390] Poor mans R 389 receiver
tfrobase
tfrobase at kitparts.com
Mon Apr 17 20:35:49 EDT 2006
Saw this listing last month and started looking around and found a HP
3590A, it was missing both top and bottom covers and looks to have been
setting for the last 20 years. Bought it at the local surplus store for a
very reasonable amount. It's frequency range is 20Hz - 620Khz with 3uv
sensitivity, modes are am, bfo, usb, lsb.
I could not resist firing it up, pots were scratchy but it worked! Picked
up several local radio stations on a piece of wire in my shop. It does have
an auto range function, probably short of being an AGC. I am curious if
others have any experience or modifications associated with using this set
as a LF receiver. As with most boat anchors I paid more for the manual than
I did for the gear ... Tom, N3LLL
-----Original Message-----
From: r-390-bounces at mailman.qth.net [mailto:r-390-bounces at mailman.qth.net]
On Behalf Of Perry Sandeen
Sent: Sunday, March 12, 2006 5:16 PM
To: r-390 at mailman.qth.net
Subject: [R-390] Poor mans R 389 receiver
Most of us that don't would like to have a R389, but we aren't allowed to
sell the kids or persuade our wives to get 2nd and 3rd jobs.
Sort of by dumb luck however I found a good equivalent on epay that set me
back $200 delivered including an operators manual. My unit was a little
rough so it was a bit cheaper that some of
the others they had for sale. I already had a HP 312B which I hadn't got a
chance to use (play
with) yet so I've been lurking around epay looking for another unit.
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