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Old July 1st 13, 06:49 PM posted to rec.radio.shortwave
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First recorded activity by RadioBanter: Jul 2013
Posts: 2
Default GPR-90

My restored, aligned GPR-90 is coming home tomorrow - excite to try the beast on my long wire antenna! Will report later, maybe post a video.
  #2   Report Post  
Old July 2nd 13, 12:13 AM posted to rec.radio.shortwave
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First recorded activity by RadioBanter: Mar 2008
Posts: 618
Default GPR-90

On Mon, 1 Jul 2013, wrote:

My restored, aligned GPR-90 is coming home tomorrow - excite to try the
beast on my long wire antenna! Will report later, maybe post a video.

I paid $20 for mine at a garage sale last August. I didn't get out to the
garage sales early, so by the 1pm or so I expected to find little. I turn
down a street where a sale had been advertised, and a couple of houses
away I could see a shortwave receiver, I couldn't tell what brand or
model, but clearly it was a classic. I get close, it's a TMC GPR-90. I
figure it will be way over my price range, but I ask and they say "$20".
I say "I expected three or four hundred" and they still said "$20". It
was too good a price to ignore. So I haul it home on foot and bus, the
other plans for the day cancelled.

And it sits there, other things in the way. The rectifier tube is loose
in the base, so I have dig out that box of tubes and hope I have one. And
the fuseholder is missing, the piece that screws in with the fuse. That
may have come off on the trip home. So until I find those pieces, it's
not even getting turned on.

I don't know if it will need much work. Physically it's in great shape,
maybe a bit of rust on the bottom. No case, but that doesn't bother me.

I assune that if I'd not come along at that point, it would have been
tossed. There have been garage sales at that house before, but this time
it was younger people, relatively so, and I guess they were the kids
clearing out the hosue. When I did a search when I got home, I found an
earlier ad from the same area offering a GPR-90, so it had to be them.
They tried at $100 and had no luck, so I was the last call I suspect.

I've been going to garage sales since about 1990. And I never saw
shortwave receivers until one rummage sale in 2006, a Grundig Satellite
500. I find one about every year now, some just average analog portables
with a band or two, but some digitally tuned and fairly high grade, and I
pay almost nothing. I even got a Grundig mini 300 for 2.00, right after
getting a Sony SW-1 for ten dollars. The mini is an odd thing, single
conversion and analog tuning, and not a great receiver, but it has a
frequency counter so no need to fuss with dials. By making it extremely
complicated, the unit becomes much simpler. It's probably as bad as my
hallicracters S-120A I got in 1971, except with the frequency counter
dial, I can actually tune to a specific frequency. The GPR-90 is the only
tube receiver in the bunch. I would have expected to find a cheap
receiver like the Hallicrafters S-38 or even a Radio Shack DX-150 long
before finding a GPR-90.

Michael

  #3   Report Post  
Old July 2nd 13, 12:40 PM
Senior Member
 
First recorded activity by RadioBanter: Jan 2011
Posts: 390
Default

Quote:
Originally Posted by Michael Black[_2_] View Post
On Mon, 1 Jul 2013, wrote:

My restored, aligned GPR-90 is coming home tomorrow - excite to try the
beast on my long wire antenna! Will report later, maybe post a video.

I paid $20 for mine at a garage sale last August. I didn't get out to the
garage sales early, so by the 1pm or so I expected to find little. I turn
down a street where a sale had been advertised, and a couple of houses
away I could see a shortwave receiver, I couldn't tell what brand or
model, but clearly it was a classic. I get close, it's a TMC GPR-90. I
figure it will be way over my price range, but I ask and they say "$20".
I say "I expected three or four hundred" and they still said "$20". It
was too good a price to ignore. So I haul it home on foot and bus, the
other plans for the day cancelled.

And it sits there, other things in the way. The rectifier tube is loose
in the base, so I have dig out that box of tubes and hope I have one. And
the fuseholder is missing, the piece that screws in with the fuse. That
may have come off on the trip home. So until I find those pieces, it's
not even getting turned on.

I don't know if it will need much work. Physically it's in great shape,
maybe a bit of rust on the bottom. No case, but that doesn't bother me.

I assune that if I'd not come along at that point, it would have been
tossed. There have been garage sales at that house before, but this time
it was younger people, relatively so, and I guess they were the kids
clearing out the hosue. When I did a search when I got home, I found an
earlier ad from the same area offering a GPR-90, so it had to be them.
They tried at $100 and had no luck, so I was the last call I suspect.

I've been going to garage sales since about 1990. And I never saw
shortwave receivers until one rummage sale in 2006, a Grundig Satellite
500. I find one about every year now, some just average analog portables
with a band or two, but some digitally tuned and fairly high grade, and I
pay almost nothing. I even got a Grundig mini 300 for 2.00, right after
getting a Sony SW-1 for ten dollars. The mini is an odd thing, single
conversion and analog tuning, and not a great receiver, but it has a
frequency counter so no need to fuss with dials. By making it extremely
complicated, the unit becomes much simpler. It's probably as bad as my
hallicracters S-120A I got in 1971, except with the frequency counter
dial, I can actually tune to a specific frequency. The GPR-90 is the only
tube receiver in the bunch. I would have expected to find a cheap
receiver like the Hallicrafters S-38 or even a Radio Shack DX-150 long
before finding a GPR-90.

Michael
The Generations change.

The old people dies and the young people thinks that they see dollar signs and that you can get rich off a old broken piece of junk.

When they realize that there is almost no one interested in it, they either sell it for what they can get out of it, or they throw it in the garbage.

The dumpsters at some hamfests are full of unwanted boat anchors.

Beauty is in the eye of the beholder.

Not much call for a AM radio - not much to listen to anymore.

But if you can find a general coverage receiver that does the Amateur HF bands, there is still a lot to listen to when the bands are open.

Hook it up and enjoy.

If you do not have a amateur radio license, get one.

If you can fix a old radio, I'm sure you can study and pass a couple of 35 question, multiple guess tests...
__________________
No Kings, no queens, no jacks, no long talking washer women...
  #4   Report Post  
Old July 2nd 13, 05:33 PM posted to rec.radio.shortwave
external usenet poster
 
First recorded activity by RadioBanter: Mar 2008
Posts: 618
Default GPR-90

On Tue, 2 Jul 2013, Channel Jumper wrote:


'Michael Black[_2_ Wrote:
;806491']On Mon, 1 Jul 2013, wrote:
-
My restored, aligned GPR-90 is coming home tomorrow - excite to try the

beast on my long wire antenna! Will report later, maybe post a video.
-
I paid $20 for mine at a garage sale last August. I didn't get out to
the
garage sales early, so by the 1pm or so I expected to find little. I
turn
down a street where a sale had been advertised, and a couple of houses
away I could see a shortwave receiver, I couldn't tell what brand or
model, but clearly it was a classic. I get close, it's a TMC GPR-90. I

figure it will be way over my price range, but I ask and they say "$20".

I say "I expected three or four hundred" and they still said "$20". It

was too good a price to ignore. So I haul it home on foot and bus, the

other plans for the day cancelled.

And it sits there, other things in the way. The rectifier tube is loose

in the base, so I have dig out that box of tubes and hope I have one.
And
the fuseholder is missing, the piece that screws in with the fuse. That

may have come off on the trip home. So until I find those pieces, it's

not even getting turned on.

I don't know if it will need much work. Physically it's in great shape,

maybe a bit of rust on the bottom. No case, but that doesn't bother
me.

I assune that if I'd not come along at that point, it would have been
tossed. There have been garage sales at that house before, but this
time
it was younger people, relatively so, and I guess they were the kids
clearing out the hosue. When I did a search when I got home, I found an

earlier ad from the same area offering a GPR-90, so it had to be them.
They tried at $100 and had no luck, so I was the last call I suspect.

I've been going to garage sales since about 1990. And I never saw
shortwave receivers until one rummage sale in 2006, a Grundig Satellite

500. I find one about every year now, some just average analog
portables
with a band or two, but some digitally tuned and fairly high grade, and
I
pay almost nothing. I even got a Grundig mini 300 for 2.00, right after

getting a Sony SW-1 for ten dollars. The mini is an odd thing, single
conversion and analog tuning, and not a great receiver, but it has a
frequency counter so no need to fuss with dials. By making it extremely

complicated, the unit becomes much simpler. It's probably as bad as my

hallicracters S-120A I got in 1971, except with the frequency counter
dial, I can actually tune to a specific frequency. The GPR-90 is the
only
tube receiver in the bunch. I would have expected to find a cheap
receiver like the Hallicrafters S-38 or even a Radio Shack DX-150 long
before finding a GPR-90.

Michael

The Generations change.

The old people dies and the young people thinks that they see dollar
signs and that you can get rich off a old broken piece of junk.

When they realize that there is almost no one interested in it, they
either sell it for what they can get out of it, or they throw it in the
garbage.

The dumpsters at some hamfests are full of unwanted boat anchors.

Well you should have been around forty years ago, when the stuff was
really unwanted. It was tubes, it was am only, and nobody wanted it,
which made it cheap. Endless stuff that is now expensive passed around
for little or nothing. And that attritiion helps to make the current
equipment more expensive, since supply has gone down as demand goes up.

Beauty is in the eye of the beholder.

Not much call for a AM radio - not much to listen to anymore.

The GPR-90 was a mid-range receiver, not up there with the R388 but better
than a lot of stuff. It's not an "AM radio", it's a shortwave receiver.
And like so many of that era, it lacks a product detector but you can use
it for SSB by turning down the RF gain, turning up the audio gain.

But if you can find a general coverage receiver that does the Amateur HF
bands, there is still a lot to listen to when the bands are open.

Hook it up and enjoy.

If you do not have a amateur radio license, get one.

If you can fix a old radio, I'm sure you can study and pass a couple of
35 question, multiple guess tests...

You are clueless. You haven't noticed me posting in other newsgroups?

I'm sure by your CB handle I've been licensed longer than you, since June
of 1872, and the test was a lot harder here in Canada since it wasn't
aimed at the beginner.

Michael

  #5   Report Post  
Old July 2nd 13, 07:07 PM posted to rec.radio.shortwave
external usenet poster
 
First recorded activity by RadioBanter: Sep 2012
Posts: 327
Default GPR-90

On 07/02/2013 09:33 AM, Michael Black wrote:
On Tue, 2 Jul 2013, Channel Jumper wrote:


'Michael Black[_2_ Wrote:
;806491']On Mon, 1 Jul 2013, wrote:
-
My restored, aligned GPR-90 is coming home tomorrow - excite to try the

beast on my long wire antenna! Will report later, maybe post a video.
-
I paid $20 for mine at a garage sale last August. I didn't get out to
the
garage sales early, so by the 1pm or so I expected to find little. I
turn
down a street where a sale had been advertised, and a couple of houses
away I could see a shortwave receiver, I couldn't tell what brand or
model, but clearly it was a classic. I get close, it's a TMC GPR-90. I

figure it will be way over my price range, but I ask and they say "$20".

I say "I expected three or four hundred" and they still said "$20". It

was too good a price to ignore. So I haul it home on foot and bus, the

other plans for the day cancelled.

And it sits there, other things in the way. The rectifier tube is loose

in the base, so I have dig out that box of tubes and hope I have one.
And
the fuseholder is missing, the piece that screws in with the fuse. That

may have come off on the trip home. So until I find those pieces, it's

not even getting turned on.

I don't know if it will need much work. Physically it's in great shape,

maybe a bit of rust on the bottom. No case, but that doesn't bother
me.

I assune that if I'd not come along at that point, it would have been
tossed. There have been garage sales at that house before, but this
time
it was younger people, relatively so, and I guess they were the kids
clearing out the hosue. When I did a search when I got home, I found an

earlier ad from the same area offering a GPR-90, so it had to be them.
They tried at $100 and had no luck, so I was the last call I suspect.

I've been going to garage sales since about 1990. And I never saw
shortwave receivers until one rummage sale in 2006, a Grundig Satellite

500. I find one about every year now, some just average analog
portables
with a band or two, but some digitally tuned and fairly high grade, and
I
pay almost nothing. I even got a Grundig mini 300 for 2.00, right after

getting a Sony SW-1 for ten dollars. The mini is an odd thing, single
conversion and analog tuning, and not a great receiver, but it has a
frequency counter so no need to fuss with dials. By making it extremely

complicated, the unit becomes much simpler. It's probably as bad as my

hallicracters S-120A I got in 1971, except with the frequency counter
dial, I can actually tune to a specific frequency. The GPR-90 is the
only
tube receiver in the bunch. I would have expected to find a cheap
receiver like the Hallicrafters S-38 or even a Radio Shack DX-150 long
before finding a GPR-90.

Michael

The Generations change.

The old people dies and the young people thinks that they see dollar
signs and that you can get rich off a old broken piece of junk.

When they realize that there is almost no one interested in it, they
either sell it for what they can get out of it, or they throw it in the
garbage.

The dumpsters at some hamfests are full of unwanted boat anchors.

Well you should have been around forty years ago, when the stuff was
really unwanted. It was tubes, it was am only, and nobody wanted it,
which made it cheap. Endless stuff that is now expensive passed around
for little or nothing. And that attritiion helps to make the current
equipment more expensive, since supply has gone down as demand goes up.

Beauty is in the eye of the beholder.
Not much call for a AM radio - not much to listen to anymore.

The GPR-90 was a mid-range receiver, not up there with the R388 but
better than a lot of stuff. It's not an "AM radio", it's a shortwave
receiver. And like so many of that era, it lacks a product detector but
you can use it for SSB by turning down the RF gain, turning up the audio
gain.

But if you can find a general coverage receiver that does the Amateur HF
bands, there is still a lot to listen to when the bands are open.

Hook it up and enjoy.

If you do not have a amateur radio license, get one.

If you can fix a old radio, I'm sure you can study and pass a couple of
35 question, multiple guess tests...

You are clueless. You haven't noticed me posting in other newsgroups?

I'm sure by your CB handle I've been licensed longer than you, since
June of 1872, and the test was a lot harder here in Canada since it
wasn't aimed at the beginner.

Michael

You forgot to turn on the BFO. BFO level is frequently too low for
demodding SSB hence the need to reduce RF gain.


  #6   Report Post  
Old July 2nd 13, 09:07 PM posted to rec.radio.shortwave
external usenet poster
 
First recorded activity by RadioBanter: Aug 2012
Posts: 40
Default GPR-90



"Michael Black" wrote in message
news:alpine.LNX.2.02.1307021228560.22267@darkstar. example.org...

I'm sure by your CB handle I've been licensed longer than you, since June
of 1872, and the test was a lot harder here in Canada since it wasn't
aimed at the beginner.

Michael


--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

Please, share your secret for such longevity. You must have learned code
directly from Samuel F.B. Morse.

  #7   Report Post  
Old July 2nd 13, 10:15 PM posted to rec.radio.shortwave
external usenet poster
 
First recorded activity by RadioBanter: May 2012
Posts: 341
Default GPR-90

On Tuesday, July 2, 2013 12:33:10 PM UTC-4, Michael Black wrote:
On Tue, 2 Jul 2013, Channel Jumper wrote:





'Michael Black[_2_ Wrote:


;806491']On Mon, 1 Jul 2013, wrote:


-


My restored, aligned GPR-90 is coming home tomorrow - excite to try the




beast on my long wire antenna! Will report later, maybe post a video.


-


I paid $20 for mine at a garage sale last August. I didn't get out to


the


garage sales early, so by the 1pm or so I expected to find little. I


turn


down a street where a sale had been advertised, and a couple of houses


away I could see a shortwave receiver, I couldn't tell what brand or


model, but clearly it was a classic. I get close, it's a TMC GPR-90. I




figure it will be way over my price range, but I ask and they say "$20".




I say "I expected three or four hundred" and they still said "$20". It




was too good a price to ignore. So I haul it home on foot and bus, the




other plans for the day cancelled.




And it sits there, other things in the way. The rectifier tube is loose




in the base, so I have dig out that box of tubes and hope I have one.


And


the fuseholder is missing, the piece that screws in with the fuse. That




may have come off on the trip home. So until I find those pieces, it's




not even getting turned on.




I don't know if it will need much work. Physically it's in great shape,




maybe a bit of rust on the bottom. No case, but that doesn't bother


me.




I assune that if I'd not come along at that point, it would have been


tossed. There have been garage sales at that house before, but this


time


it was younger people, relatively so, and I guess they were the kids


clearing out the hosue. When I did a search when I got home, I found an




earlier ad from the same area offering a GPR-90, so it had to be them.


They tried at $100 and had no luck, so I was the last call I suspect.




I've been going to garage sales since about 1990. And I never saw


shortwave receivers until one rummage sale in 2006, a Grundig Satellite




500. I find one about every year now, some just average analog


portables


with a band or two, but some digitally tuned and fairly high grade, and


I


pay almost nothing. I even got a Grundig mini 300 for 2.00, right after




getting a Sony SW-1 for ten dollars. The mini is an odd thing, single


conversion and analog tuning, and not a great receiver, but it has a


frequency counter so no need to fuss with dials. By making it extremely




complicated, the unit becomes much simpler. It's probably as bad as my




hallicracters S-120A I got in 1971, except with the frequency counter


dial, I can actually tune to a specific frequency. The GPR-90 is the


only


tube receiver in the bunch. I would have expected to find a cheap


receiver like the Hallicrafters S-38 or even a Radio Shack DX-150 long


before finding a GPR-90.




Michael


The Generations change.




The old people dies and the young people thinks that they see dollar


signs and that you can get rich off a old broken piece of junk.




When they realize that there is almost no one interested in it, they


either sell it for what they can get out of it, or they throw it in the


garbage.




The dumpsters at some hamfests are full of unwanted boat anchors.




Well you should have been around forty years ago, when the stuff was

really unwanted. It was tubes, it was am only, and nobody wanted it,

which made it cheap. Endless stuff that is now expensive passed around

for little or nothing. And that attritiion helps to make the current

equipment more expensive, since supply has gone down as demand goes up.



Beauty is in the eye of the beholder.




Not much call for a AM radio - not much to listen to anymore.




The GPR-90 was a mid-range receiver, not up there with the R388 but better

than a lot of stuff. It's not an "AM radio", it's a shortwave receiver.

And like so many of that era, it lacks a product detector but you can use

it for SSB by turning down the RF gain, turning up the audio gain.



But if you can find a general coverage receiver that does the Amateur HF


bands, there is still a lot to listen to when the bands are open.




Hook it up and enjoy.




If you do not have a amateur radio license, get one.




If you can fix a old radio, I'm sure you can study and pass a couple of


35 question, multiple guess tests...




You are clueless. You haven't noticed me posting in other newsgroups?



I'm sure by your CB handle I've been licensed longer than you, since June

of 1872, and the test was a lot harder here in Canada since it wasn't

aimed at the beginner.



Michael


That is amazing... What type of a Time Travel Machine do you have?
  #8   Report Post  
Old July 4th 13, 08:16 PM posted to rec.radio.shortwave
external usenet poster
 
First recorded activity by RadioBanter: Jul 2013
Posts: 1
Default GPR-90

The GPR-90 is home. This is my 1st tube shortwave radio. Stability is amazing, not used to setting radio china and not having to tough the tuning dial for hours! Will report more on use later. Audio quality is really good.. Tech only did an alignment and replaced two tubes, rest was ok.

http://i1122.photobucket.com/albums/...psb6291bb1.jpg




On Tuesday, July 2, 2013 5:15:57 PM UTC-4, wrote:
On Tuesday, July 2, 2013 12:33:10 PM UTC-4, Michael Black wrote:

On Tue, 2 Jul 2013, Channel Jumper wrote:












'Michael Black[_2_ Wrote:




;806491']On Mon, 1 Jul 2013, wrote:




-




My restored, aligned GPR-90 is coming home tomorrow - excite to try the








beast on my long wire antenna! Will report later, maybe post a video.




-




I paid $20 for mine at a garage sale last August. I didn't get out to




the




garage sales early, so by the 1pm or so I expected to find little. I




turn




down a street where a sale had been advertised, and a couple of houses




away I could see a shortwave receiver, I couldn't tell what brand or




model, but clearly it was a classic. I get close, it's a TMC GPR-90.. I








figure it will be way over my price range, but I ask and they say "$20".








I say "I expected three or four hundred" and they still said "$20". It








was too good a price to ignore. So I haul it home on foot and bus, the








other plans for the day cancelled.








And it sits there, other things in the way. The rectifier tube is loose








in the base, so I have dig out that box of tubes and hope I have one..




And




the fuseholder is missing, the piece that screws in with the fuse. That








may have come off on the trip home. So until I find those pieces, it's








not even getting turned on.








I don't know if it will need much work. Physically it's in great shape,








maybe a bit of rust on the bottom. No case, but that doesn't bother




me.








I assune that if I'd not come along at that point, it would have been




tossed. There have been garage sales at that house before, but this




time




it was younger people, relatively so, and I guess they were the kids




clearing out the hosue. When I did a search when I got home, I found an








earlier ad from the same area offering a GPR-90, so it had to be them.




They tried at $100 and had no luck, so I was the last call I suspect..








I've been going to garage sales since about 1990. And I never saw




shortwave receivers until one rummage sale in 2006, a Grundig Satellite








500. I find one about every year now, some just average analog




portables




with a band or two, but some digitally tuned and fairly high grade, and




I




pay almost nothing. I even got a Grundig mini 300 for 2.00, right after








getting a Sony SW-1 for ten dollars. The mini is an odd thing, single




conversion and analog tuning, and not a great receiver, but it has a




frequency counter so no need to fuss with dials. By making it extremely








complicated, the unit becomes much simpler. It's probably as bad as my








hallicracters S-120A I got in 1971, except with the frequency counter




dial, I can actually tune to a specific frequency. The GPR-90 is the




only




tube receiver in the bunch. I would have expected to find a cheap




receiver like the Hallicrafters S-38 or even a Radio Shack DX-150 long




before finding a GPR-90.








Michael




The Generations change.








The old people dies and the young people thinks that they see dollar




signs and that you can get rich off a old broken piece of junk.








When they realize that there is almost no one interested in it, they




either sell it for what they can get out of it, or they throw it in the




garbage.








The dumpsters at some hamfests are full of unwanted boat anchors.








Well you should have been around forty years ago, when the stuff was




really unwanted. It was tubes, it was am only, and nobody wanted it,




which made it cheap. Endless stuff that is now expensive passed around




for little or nothing. And that attritiion helps to make the current




equipment more expensive, since supply has gone down as demand goes up.








Beauty is in the eye of the beholder.








Not much call for a AM radio - not much to listen to anymore.








The GPR-90 was a mid-range receiver, not up there with the R388 but better




than a lot of stuff. It's not an "AM radio", it's a shortwave receiver..




And like so many of that era, it lacks a product detector but you can use




it for SSB by turning down the RF gain, turning up the audio gain.








But if you can find a general coverage receiver that does the Amateur HF




bands, there is still a lot to listen to when the bands are open.








Hook it up and enjoy.








If you do not have a amateur radio license, get one.








If you can fix a old radio, I'm sure you can study and pass a couple of




35 question, multiple guess tests...








You are clueless. You haven't noticed me posting in other newsgroups?








I'm sure by your CB handle I've been licensed longer than you, since June




of 1872, and the test was a lot harder here in Canada since it wasn't




aimed at the beginner.








Michael




That is amazing... What type of a Time Travel Machine do you have?

  #9   Report Post  
Old July 5th 13, 11:32 PM posted to rec.radio.shortwave
external usenet poster
 
First recorded activity by RadioBanter: Jul 2013
Posts: 2
Default GPR-90

On Monday, July 1, 2013 1:49:47 PM UTC-4, wrote:
My restored, aligned GPR-90 is coming home tomorrow - excite to try the beast on my long wire antenna! Will report later, maybe post a video.


I have owned DX-150s, 160s, Drake R8s, Grundigs, the list goes on and on. None of those get close to the quality or stability of this GPR-90. Of course, the thing is so big it is a pain in the ass to locate in the house, but net of that (maybe I will set it up vertically - would that hurt the tubes in any way?) it is one of if not the best shortwave receiver I have owned. I may keep this one for a while.
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