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  #11   Report Post  
Old September 22nd 05, 12:52 PM
Tony Meloche
 
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I own an R75, have had a chance to use the R8B at length on a few
occasions. If you did a left column/right column point-by-point, I
think the Drake would come out ahead, though not by much. On a
value-per-dollar basis, the Drake shrinks to second place immediately.
Botoom line is that both are excellent receivers, though.

Tpony

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  #12   Report Post  
Old September 22nd 05, 02:39 PM
Michael Lawson
 
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"Michael" wrote in message
...

"Michael Lawson" wrote in message
...

"Michael" wrote in message
...

"Michael Lawson" wrote in message
...

wrote in message
oups.com...
I am running Drake R8B and am thinking about buying the ICOM

R75.
Does
anybody here own both and could you comment? I think I can

probably
still get one for 600 from HRO or Universal.

I can honestly say I own neither, but from having
seen the discussions on r.r.s before about those
two, the IC-R75 is good value for the money, but
the R8B (and the AOR 7030+) are better in absolute
terms.

Mike, I dont agree with you. I think the R75 is a better radio

for
DX'ing
then the R8B. Just because the R75 cost WAY less then the R8B,

it
dosent
have to mean that the R75 dosent perform better then the R8B.

I've
used
both radios and the R75 was better for resolving difficult DX.


When I talk absolute terms, I don't mean DX only.
I meant essentially a radio that can do it all, and
where the radios rank there. Discounting both
you and Ace as the two ends of the spectrum,
the consensus seems to be that the R8B is the
better overall radio, but the R75 is a good radio
overall for the price point. If you can live without
a great stock sync, the R75 is a good radio.

--Mike L.


Mike, I think your commentary is fair, but you haven't stated that

the R75
is a better DX'ing radio. Many people that have used both radios

including
myself prefer the R75 to the R8B for DX'ing because it does a better

job
resolving very weak and messy DX. That's not brand loyalty, that is

user
proven fact. Add to that, the R75 is a very good radio for program
listening. The criticisms with the R75's stock AM synch and audio

section
are WAY over worked. Even if it is unmodified, with an external

speaker, the
R75 is perfectly adequate for program listening. The criticisms

with the
R75's stock AM synch and audio section are WAY over worked. In my

opinion,
that makes the R75 the better ultimate value and the WAY better

value for
dollar.


Ah, but the reason why I can't is because I haven't
personally listened to them both side by side. I
can only go on what people here and elsewhere
(such as on eham.net or dxing-info or other places)
have said, and it seems that in overall terms, the
R8B is the better of the two.

Hey, if someone wants to give me a couple to
work with, I'm game; right now, I'm a bit pressed
for funds for something like that.

--Mike L.


  #13   Report Post  
Old September 22nd 05, 05:01 PM
 
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DXing can mean different things to different people. To some, it means
being able to catch an ID and/or address in an otherwise unlistenable
broadcast. To others, it might mean being able to understand the bulk
of the broadcast, so that you can understand what's being discussed.

At least in my experience, ECSS tuning is especially well-suited to the
former type of DXing, but not so well-suited to the latter type of
DXing. Why? Because constantly changing noise conditions and adjacent
frequency interference limits your ability to twist all the knobs in
just the right way at just the right time. That's why the latter sort
of DXing, at least in my opinion, benefits from an outstanding sync
detector like the R8B's. It makes signals more listenable, not just for
a moment, but for the long haul.

These are generalizations of course. I'm not saying ECSS tuning never
works over the long haul. Sometimes it does, but not as well or as
reliably as sync detection. That's why DXers need BOTH ECSS tuning AND
sync detection.

Steve

  #15   Report Post  
Old September 22nd 05, 07:57 PM
dxAce
 
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David wrote:

On 22 Sep 2005 09:01:07 -0700, wrote:

DXing can mean different things to different people. To some, it means
being able to catch an ID and/or address in an otherwise unlistenable
broadcast. To others, it might mean being able to understand the bulk
of the broadcast, so that you can understand what's being discussed.

At least in my experience, ECSS tuning is especially well-suited to the
former type of DXing, but not so well-suited to the latter type of
DXing. Why? Because constantly changing noise conditions and adjacent
frequency interference limits your ability to twist all the knobs in
just the right way at just the right time. That's why the latter sort
of DXing, at least in my opinion, benefits from an outstanding sync
detector like the R8B's. It makes signals more listenable, not just for
a moment, but for the long haul.

These are generalizations of course. I'm not saying ECSS tuning never
works over the long haul. Sometimes it does, but not as well or as
reliably as sync detection. That's why DXers need BOTH ECSS tuning AND
sync detection.

Steve

It it really ECSS without the ability to remove the carrier?


It it?

Meds still not working quite right?

Radio hobbyists refer to the reception of an AM signal using the SSB mode on a
receiver as "ECSS reception", regardless of how a 'tard boy wants to slice and
dice it.

dxAce
Michigan
USA






  #16   Report Post  
Old September 22nd 05, 11:05 PM
Michael
 
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"dxAce" wrote in message
...


Michael wrote:

wrote in message
oups.com...
I am running Drake R8B and am thinking about buying the ICOM R75. Does
anybody here own both and could you comment? I think I can probably
still get one for 600 from HRO or Universal.

73
Bob
N9NEO


HERE WE GO AGAIN !!!

I'll fire the first shot. I own an R75 with full Kiwa mods, and I have
used
an R8, R8A & R8B. I find that the R75 is a better radio for utility and
DX'ing. I also find the R75 to be an adequate radio for program
listening
before it gets any mods and a very good radio for program listening after
the Kiwa sync and audio mods. I find the R8B to be SUPERLATIVE as a
program
listening radio and very good as a DX'ing rig. I dont care what any of
the
bench statistics are, the R75 performs better as a DX'ing rig then the
R8B.
I could resolve DX signals with the R75 that I could not with the R8B. I
dont care how good the am synch is on the R8B is, or how good the audio
quality is. Those advantages count for nothing when your trying to DX
very
weak and messy signals. For that type of work, you are best served
putting
your rig in SSB and using ECSS tuning. In that capacity, the R75 is a
more
capable rig. I dont need to see bench test stats of any kind. I learned
this through actual use of both rigs. The R75 performs better for DX'ing
then the R8B.

Also keep in mind that I did my trials and comparisons of both Radios
with
two very good antennas.

Now, lets here from DXAce


That would be 'hear', and I disagree with your findings!


I'm blaming that one on my spell check.

Michael


  #17   Report Post  
Old September 22nd 05, 11:32 PM
mike0219116
 
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I once owned a Kiwa Modded R75 and a R8B at the same time.

I still own the R8B.

  #18   Report Post  
Old September 23rd 05, 03:32 AM
 
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Too late my friend.

regards,
Bob
N9NEO

  #19   Report Post  
Old September 23rd 05, 04:02 AM
craigm
 
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Tom Holden wrote:
"dxAce" wrote in message
...

Radio hobbyists refer to the reception of an AM signal using the SSB mode
on a
receiver as "ECSS reception"



Synchronous AM detectors can also be ECSS detectors, provided one sideband
is suppressed by the receiver, the acronym for which I suggest is SECSS ....
Otherwise they are SECDS(B) - the 'B' is optional, or SDSB, and, for
symmetry, an alternative for SECSS could be SSSB.....

Tom



Rather than make up or otherwise abuse definitions, how about keeping
the details straight, rather than add to the confusion.

Sync detectors phase lock a locally generated carrier to the signal. The
signal and the carrier go to a product detector.

ECSS amplifies the carrier and applies it and the original signal to the
product detector. (Hint: look up the definition of exalted.)

Receiving an AM signal in SSB mode is simply that.

The common theme - all use a product detector.

craigm
  #20   Report Post  
Old September 23rd 05, 02:52 PM
David
 
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On Thu, 22 Sep 2005 22:02:36 -0500, craigm
wrote:



Rather than make up or otherwise abuse definitions, how about keeping
the details straight, rather than add to the confusion.

Sync detectors phase lock a locally generated carrier to the signal. The
signal and the carrier go to a product detector.

ECSS amplifies the carrier and applies it and the original signal to the
product detector. (Hint: look up the definition of exalted.)

Receiving an AM signal in SSB mode is simply that.

The common theme - all use a product detector.

craigm


Actually, the original carrier is disregarded, as its selective fading
is what causes the distortion in the first place. In a product
detector the carrier is generated in the receiver, is it not?

If the receiver carrier and the transmitter carrier are both present
in the detector intermod products are produced; anything from
motorboating to a whine.

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