Better be quick ... they must have only a few left ... 10 for $165, 32 for $480.
-Original Message-
From: amradio-boun...@mailman.qth.net [mailto:amradio-boun...@mailman.qth.net]
On Behalf Of JAMES HANLON
Sent: Saturday, 13 February 2010 4:09 PM
To: AMradio
Subject: [AMRadio] 4D32
They're acetate discs, 16 OD for a 15 minute transcription (33 1/3rpm) in
broadcast service, (12 less was used for domestic recordings). Some went up
to 17.5 OD
Recordings were not great at less than 6 diameter hence the big diameters.
Used a cellulose lacquer on the aluminium platter which
If you want to see what's offering in VK lf (maybe that should be VH) try this
search engine in the ACMA Licence database:
http://web.acma.gov.au/pls/radcom/assignment_range.range_search
Plug in upper lower values, set the frequency suffix (e.g. kHz) and look for
possibilities in the
Whether it's a good price or not depends on the manufacturer.
If they're from Machlett, NEC, Toshiba, RCA or some GE product then probably
very good buys. If they're labelled Trigon (often in a lime green brown box)
then likely to be total rubbish.
73 Nigel VK3DZ
-Original Message-
Don't get too excited about a quiet 40m..
The radio regs footnote 141C (141B in early drafts) lists a string of
countries including most of North Africa ME, Australia, New Zealand,
China, Japan, Korea, Papua New Guinea + others who, after 29 March 2009,
have 7100-7200 kHz available to fixed
Don't get too excited about a quiet 40m..
The radio regs footnote 141C (141B in early drafts) lists a string of
countries including most of North Africa ME, Australia, New Zealand,
China, Japan, Korea, Papua New Guinea + others who, after 29 March 2009,
have 7100-7200 kHz available to fixed
Don't get too excited about 651S1 receivers - we found them to be
temperamental unreliable. And pigs of things to service. Given the
choice of one of them or a 51S1 ...
Cheers Nigel VK3DZ
-Original Message-
From: amradio-boun...@mailman.qth.net On Behalf Of Bob Peters
Sent:
There is a SSB group on 7.288 and hate AM.
Should I arc up 100 kW A3 (+ 12dB in the aerial) on 7290 for a few weeks
to shoo them away? sorry I mean conduct meaningful oblique equatorial,
trans-Pacific propagation tests during this period of extraordinarily
low solar activity...
Give me a
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