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Old March 23rd 05, 10:08 PM
Dale Parfitt
 
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Default Homebrew RX

I had posted this elsewhere, and it has created some interesting feedback.
Based on Wes W7ZOI's Preogressive RX from the late 1980's. A wonderfully
balanced design to which I added some bells and whistles I like in a
receiver.
These are some shots of my almost finished 1980's theme HF receiver.
All stainless hardware, teflon wiring. Rock stable VFO, homebrew xtal
filters ( 5/2/5/0.5), selectable and defeatable AGC, notch filter, tone
control, QSK input,built in front end BP filters for each band, preselector,
AM/USB/LSB/CW.
Enjoy:
http://www.parelectronics.com/pics/W7ZOI11%20copy.jpg

http://www.parelectronics.com/pics/w7zoi13jpg.jpg

http://www.parelectronics.com/pics/w7zoi14.jpg

http://www.parelectronics.com/pics/w7zoi15.jpg

Dale W4OP
for PAR Electronics, Inc.


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Old March 23rd 05, 10:11 PM
Brian Hill
 
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"Dale Parfitt" wrote in message
news:8Nl0e.16396$b_6.1339@trnddc01...
I had posted this elsewhere, and it has created some interesting feedback.
Based on Wes W7ZOI's Preogressive RX from the late 1980's. A wonderfully
balanced design to which I added some bells and whistles I like in a
receiver.
These are some shots of my almost finished 1980's theme HF receiver.
All stainless hardware, teflon wiring. Rock stable VFO, homebrew xtal
filters ( 5/2/5/0.5), selectable and defeatable AGC, notch filter, tone
control, QSK input,built in front end BP filters for each band,

preselector,
AM/USB/LSB/CW.
Enjoy:
http://www.parelectronics.com/pics/W7ZOI11%20copy.jpg

http://www.parelectronics.com/pics/w7zoi13jpg.jpg

http://www.parelectronics.com/pics/w7zoi14.jpg

http://www.parelectronics.com/pics/w7zoi15.jpg

Dale W4OP
for PAR Electronics, Inc.



That's fantastic Dale. How much time you got in it.


--
73 and good DXing.
Brian
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
A lot of radios and 100' of rusty wire!
Zumbrota, Southern MN
Brian's Radio Universe
http://webpages.charter.net/brianhill/

EMAIL-
(Hide the $100 to reply!)


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Old March 23rd 05, 10:12 PM
dxAce
 
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Dale Parfitt wrote:

I had posted this elsewhere, and it has created some interesting feedback.
Based on Wes W7ZOI's Preogressive RX from the late 1980's. A wonderfully
balanced design to which I added some bells and whistles I like in a
receiver.
These are some shots of my almost finished 1980's theme HF receiver.
All stainless hardware, teflon wiring. Rock stable VFO, homebrew xtal
filters ( 5/2/5/0.5), selectable and defeatable AGC, notch filter, tone
control, QSK input,built in front end BP filters for each band, preselector,
AM/USB/LSB/CW.
Enjoy:
http://www.parelectronics.com/pics/W7ZOI11%20copy.jpg

http://www.parelectronics.com/pics/w7zoi13jpg.jpg

http://www.parelectronics.com/pics/w7zoi14.jpg

http://www.parelectronics.com/pics/w7zoi15.jpg

Dale W4OP
for PAR Electronics, Inc.


Nice craftsmanship.

dxAce
Michigan
USA


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Old March 24th 05, 01:35 AM
Dale Parfitt
 
Posts: n/a
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"Brian Hill" wrote in message
...

"Dale Parfitt" wrote in message
news:8Nl0e.16396$b_6.1339@trnddc01...
I had posted this elsewhere, and it has created some interesting

feedback.
Based on Wes W7ZOI's Preogressive RX from the late 1980's. A wonderfully
balanced design to which I added some bells and whistles I like in a
receiver.
These are some shots of my almost finished 1980's theme HF receiver.
All stainless hardware, teflon wiring. Rock stable VFO, homebrew xtal
filters ( 5/2/5/0.5), selectable and defeatable AGC, notch filter, tone
control, QSK input,built in front end BP filters for each band,

preselector,
AM/USB/LSB/CW.
Enjoy:
http://www.parelectronics.com/pics/W7ZOI11%20copy.jpg

http://www.parelectronics.com/pics/w7zoi13jpg.jpg

http://www.parelectronics.com/pics/w7zoi14.jpg

http://www.parelectronics.com/pics/w7zoi15.jpg

Dale W4OP
for PAR Electronics, Inc.



That's fantastic Dale. How much time you got in it.


--
73 and good DXing.
Brian

Hi Brian,
I did not keep track- but would guess over 200. Laying out the front panel
and milling it had to be 6 hrs at least. Even cutting the recatngular slot
in the Eddystone backplate for the S meter was hours, as I could not simply
clamp it to my mill table what with the pulleys etc being riveted on.
Layout of the SCAF/ AM demod board would have been a lot easier in surface
mount, but would have deviated from the 1980's theme- that is one packed
board
Not a cost effective way to get a receiver- but then again, I got EXACTLY
what I wanted.

Dale W4OP


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Old March 24th 05, 01:38 AM
 
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That's a thing of beauty. Must be a lot of fun to operate.

Steve



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Old March 24th 05, 01:58 AM
 
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But will it pick up that daytime radio station www.forthepeople.org
in Monticello,Mississippi from here in Jackson,Mississippi? If not,I am
not interested.
cuhulin

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Old March 24th 05, 03:17 AM
 
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Very nice looking Radio.Oviously you put many enjoyable hours in,in
building your Radio.
cuhulin

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Old March 24th 05, 03:33 AM
Brian O
 
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All that great work and NO DIGITAL READOUT??????

B

"Dale Parfitt" wrote in message
news:8Nl0e.16396$b_6.1339@trnddc01...
I had posted this elsewhere, and it has created some interesting feedback.
Based on Wes W7ZOI's Preogressive RX from the late 1980's. A wonderfully
balanced design to which I added some bells and whistles I like in a
receiver.
These are some shots of my almost finished 1980's theme HF receiver.
All stainless hardware, teflon wiring. Rock stable VFO, homebrew xtal
filters ( 5/2/5/0.5), selectable and defeatable AGC, notch filter, tone
control, QSK input,built in front end BP filters for each band,

preselector,
AM/USB/LSB/CW.
Enjoy:
http://www.parelectronics.com/pics/W7ZOI11%20copy.jpg

http://www.parelectronics.com/pics/w7zoi13jpg.jpg

http://www.parelectronics.com/pics/w7zoi14.jpg

http://www.parelectronics.com/pics/w7zoi15.jpg

Dale W4OP
for PAR Electronics, Inc.




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Old March 24th 05, 03:35 AM
Lucky
 
Posts: n/a
Default


"Dale Parfitt" wrote in message
news:8Nl0e.16396$b_6.1339@trnddc01...
I had posted this elsewhere, and it has created some interesting feedback.
Based on Wes W7ZOI's Preogressive RX from the late 1980's. A wonderfully
balanced design to which I added some bells and whistles I like in a
receiver.
These are some shots of my almost finished 1980's theme HF receiver.
All stainless hardware, teflon wiring. Rock stable VFO, homebrew xtal
filters ( 5/2/5/0.5), selectable and defeatable AGC, notch filter, tone
control, QSK input,built in front end BP filters for each band,
preselector,
AM/USB/LSB/CW.
Enjoy:
http://www.parelectronics.com/pics/W7ZOI11%20copy.jpg

http://www.parelectronics.com/pics/w7zoi13jpg.jpg

http://www.parelectronics.com/pics/w7zoi14.jpg

http://www.parelectronics.com/pics/w7zoi15.jpg

Dale W4OP
for PAR Electronics, Inc.



Wow Dale real nice work. Imagine if some company licensed your design..

Lucky


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Old March 24th 05, 04:11 AM
Dale Parfitt
 
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"Brian O" wrote in message
...
All that great work and NO DIGITAL READOUT??????

I have pretty much zero fascination with a digital readout- that would have
been the easiest part of this receiver- and would have absolutely ruined the
front panel. I can resolve pretty close to 1KHz as is, allowing me to find
whatever I need.
Just my opinion.

Dale W4OP


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