
June 26th 07, 12:42 PM
posted to rec.radio.shortwave
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First recorded activity by RadioBanter: Jul 2006
Posts: 285
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Can a working copy of the drm software be downloaded
On Jun 22, 10:48 pm, "Ron Baker, Pluralitas!" wrote:
"Graham" wrote in message
ups.com...
On 22 Jun, 18:08, Graham wrote:
On 22 Jun, 16:26, Ratata wrote:
Graham wrote:
I can find what looks like construction project.. but is there a
working version anywhere ? or will the ham version take hf broadcast
signals ?
G ..
I've tried searching a dream.zip ...
it works.
I've tried it with a sw radio, no drm, I do not know how one can
receive drm
with eg a Sony 2001D, and no drm module, but it seems possible ...
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Ok...
Yes that worked .... seems to run , dident think of that ... the rx
has a 20 khz wide filter so should be able to take audio direct,
Tnx G ..- Hide quoted text -
- Show quoted text -
So much for that bright idea .nothing yet ....
.. the 12khz talked about , is that the center frequency of the
translate audio spectrum ???
so your supposed to present 0 to 20 / 24 khz to the sound card ????
and 12khz is 'the dial frequency' ???
Tnx
G..
You need to down convert the 12 kHz width of the
transmitted signal down to 0 to 12 kHz for input
to your sound card.
It won't work with the receiver in AM mode. An
AM detector destroys a drm signal.
SSB mode would work if the SSB receive bandwidth
were 12 kHz. I've never seen an SSB receiver with
12 kHz bandwidth other than the TenTec RX-320D
or similar SDRs. I don't know about Sony, Degan,
Sangean, etc. receivers but I doubt they can do it.
You might try with whatever SSB bandwidth you
have but I would be surprised if it works.
The PCR1000 will work.
Set the IF to 50KHz and feed the audio into a PC running Dream.
Terrry
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