[Lowfer] intersting old QSL card
Ed Phillips
evp at pacbell.net
Mon Sep 6 18:56:15 EDT 2004
This post reminds me that there IS a 7 km antenna down there now - it
radiates on 19.2kHz several times an hour for 60 seconds at a time.
Check this out--
http://www-star.stanford.edu/~vlf/south_pole/south%20pole.htm
73
Dave, ZL3FJ"
I first got the interest to build a lowfer beacon after someone from
SRI (?) spoke to our Hughes radio club about his experiences running
really low frequency (as low as 8 kHz) transmitters in Antarctica during
an expedition in the early 1970's. He showed pictures of balloon-borne
antennas and the loading coil they used and, as a side thought,
mentioned that there were some guys playing around with beacons in the
160-190 kHz region. A couple of years later (1976) I was stuck at home
for a few weeks with a broken ankle and took the time to build a
transmitter and keyer. I had already converted a BC-453 to tune from
160 to 260 kHz and had heard a local beacon. Tony, OVK/W6OVK in Long
Beach, used to call CQ every day at noon. When I finally got a
transmitter going and answered him he went silent for several minutes
and then came back explaining he'd been calling CQ for several years and
this was his first reply. Such single mindedness or stubborness or
whatever. Anyhow, over the next year or so we had a lot of QSO's on CW
and, after I built a transverter, SSB and AM from my end, CW from his.
Distance was only about 30 miles so signals were plenty good.
Ed
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