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Harpoonman
Posted on Wednesday, November 14, 2001 - 11:40 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Hey! Thanks for posting this mod! This is GREAT! I'm going to do this mod, soon as I get all the fixin's.

Harpoonman
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Harpoonman
Posted on Sunday, November 18, 2001 - 11:43 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Yes! Xcuseme!

I did the VR9000 mod this weekend and I'm getting RAVE reviews on it. Radio is much louder and cleaner sounding than before, and you're right...it does seem to run cooler. Swing on both AM (Hi and Low) and SSB is incredible!

Thanks for your painstaking work on the modification documents. The descriptions and photos are simply excellent!

Harpoonman
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Xcusme
Posted on Monday, November 19, 2001 - 2:29 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

WoW !!
I had no really no idea that this little project would take off like this. I really appreciate the kudos, thanks again. BTW, if you find anything that you feel is not clearly explained , let me know , I'll make the necessary changes and re-submit.

FYI, if you per chance have a digital temperature probe (a good one), take a reading on TR51 BEFORE the mod while modulating for a bit and you will see just how much cooler the rig runs AFTER the mod. Another good tip is to rework TR51,driver and finals to replace the white ceramic insulators with mica type insulators. The heat transfer is much better. I may be doing another pictorial showing the before and after mod for this too. Perhaps an AM receive enhancement, noise blanker enhancement to boot.

Thanks again
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Harpoonman
Posted on Tuesday, November 20, 2001 - 11:17 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Xcusme,

Yes! Please submit any other mods you would like. You see, I have a reasonable amount of experience in soldering and such, but my experience in actually getting into the guts of a radio to make significant changes is rather limited. So, while modifications may be new to me, with the degree and clarity of instructions you have provided, I'm probably capable of doing most of them, and (most important) I'm learning a lot in the process!

Thank YOU again!

73 Harpoonman
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Sonoma
Posted on Wednesday, November 28, 2001 - 10:41 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

this addon has made copper the best.I DID NOT KNOW IT COULD GET ANY BETTER,THANKS SONOMA
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Themerc
Posted on Saturday, December 01, 2001 - 11:42 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Xcusme,

Can I do away with that center clip for the mirror board on the NPC-RC mod in a RCI-2950 ? I have done mine two different ways. First I cut the clip in half, and soldered the front side back in. Second I left the clip whole, and just cut off the rear tit that goes into the hole in the PCB. Is the clip even needed for this mod in the 2950 ? Thanks for all the great help.
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Xcusme
Posted on Thursday, December 06, 2001 - 1:02 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

If you look at the underside of the PCB at TP7, you will see that the FRONT solder pad is not connected to any other trace, only the REAR solder pad is used. To answer your question, nope, it's not needed at all. Some folks have had a problem by just clipping off the rear 'nub' of TP7 and resoldering the clip back into the radio. This leaves the main part of the clip too close to the PCB. If they then insert the "volting" wire thru the hole , from the underside, it can contact TP7, which is not good. This would put 13.8VDC on the whole 'mirror board'...not good.

I have asked myself why 'some' original instructions say to remove TP7, clip it in half and replace it, it's not needed.

Hope this helps,

Xcusme
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Themerc
Posted on Saturday, December 08, 2001 - 5:28 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Xcusme,

I was refering to a 2950 when I asked this question. It is TP2 in the 2950, and the front of it is coupled to the finals through C321 if you have a schematic to check. I was just wondering if it matters ? I know this mods applies to several radios, but are there any other variations when it comes to that center clip ? Thanks again.
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Jyd
Posted on Friday, January 18, 2002 - 6:44 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

i did the mod,everyone says it is loud and clear,very loud. when are we going to see the clarifier mod?
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Skynet
Posted on Saturday, January 19, 2002 - 3:37 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Hi ALL, I am thinking about purchasing a VOYAGE VR 9000 from copper. They say for an extra $30 they will add the 11 meter and tune up from radio.
Would they be doing the MOD you are describing here for the tune up?

Regards

Dave
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Jyd
Posted on Sunday, January 20, 2002 - 7:38 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

no
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Jyd
Posted on Tuesday, March 12, 2002 - 12:17 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

i cant beleive that no one has come up with anything new to post here.
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Rmay780
Posted on Monday, March 18, 2002 - 10:08 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I did the mod this morning and everyone says it is the loudest radio in the area. I use a D-104 desk mic and it works great with this radio and the modification. Anyone considering buying a new radio won't go wrong with VR9000. The modification is simple if you can use a soldering iron and a de-soldering tool. Copper will probably get a few orders for the VR9000 from this area over the next few weeks!
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Jyd
Posted on Wednesday, March 27, 2002 - 6:23 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

shoot i have directed a lot of people to copper.
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Lightning
Posted on Saturday, June 15, 2002 - 12:56 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

ON the 9000 Galaxy Ranger, or any mirror board. If you take Tp 7 lose,and put you say 13.8v on it. If the radio is in a vehicle The charging system put out a range of 14.2v 14.5v. So you would be puting more voltage on the final. I done this on a few different radio, some time they do great, some of them squeal. To much audio, drop the radio back to right voltage it work fine. I just wanted to share this info with you.
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Jose22
Posted on Monday, September 09, 2002 - 10:18 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Is this the same mod for the galaxy 99?
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Weakeststation
Posted on Wednesday, February 12, 2003 - 1:08 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

What exactly is this mod for??
I read how to do it and it mentioned modulation at one point, but im just not sure... please could one of you expand on this...
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Crafter
Posted on Wednesday, February 12, 2003 - 9:24 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

It lowers the dead key to like 3 watts and let the radio swing to a "real 35 watts". I did it on mine basically it puts more voltage on the finals as much as I could tell but you do reset the bias. Works well and makes it run cooler with the lower dead key. Its in the mods section. I did it to my vr 9000 and added 10m back to mine to go back up to 28.515 no complaints yet.
John.
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Runesmaster
Posted on Wednesday, January 28, 2004 - 1:18 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Thanks for the mod, its great, only question I have is, when I adjusted the VR16 for AM low power, I did not get any wattage readings as I adjusted it, and RF power was all the way down (counter clockwise), anyone know why, or can help.
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Jon666
Intermediate Member
Username: Jon666

Post Number: 129
Registered: 11-2003
Posted on Thursday, March 18, 2004 - 5:56 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

why cant i see the pictures.
is my computer gone south.
or is it the new software
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Tech808
Moderator
Username: Tech808

Post Number: 1862
Registered: 8-2002
Posted on Thursday, March 18, 2004 - 9:29 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Jon,

The Problem is when the the change was made from the Old Forum to the New Forum the Picture's were misplaced in the transfer.

I called the FORUMMASTER and he is working on the PROBLEM NOW.


Lon
Tech808
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Jon666
Intermediate Member
Username: Jon666

Post Number: 131
Registered: 11-2003
Posted on Thursday, March 18, 2004 - 10:35 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

ok thanks
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Jreisinger
New member
Username: Jreisinger

Post Number: 2
Registered: 10-2004
Posted on Wednesday, October 20, 2004 - 12:58 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Crafter, what's the mod for getting some of the 10 meter frequencies back??

Thanks,

Jim
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Jreisinger
New member
Username: Jreisinger

Post Number: 4
Registered: 10-2004
Posted on Friday, October 22, 2004 - 2:59 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I completed the MPC-RC mod this evening and everything went according to instructions except for VR16, it had zero effect on low power. What I ended up doing was to set the output power with VR13 to abt 5 watts. If I set the output power to abt 7 watts, then I had very little difference in low power. With VR13 set to 5W, I had abt 2W in low power.

The bad part, when I hooked it up to receive I had no squelch and no reception. Anyone had a similar problem or can anyone suggest what I might look for??

I did adjust VR16 according to instructions but when it did not have any bearing on output pwr, I reset it to about mid position. Is there a possibility that VR16 may have effected the reception?????

BTW, it transmits ok. I tested it transmitting into the dummy load and was able receive ok on a SW receiver..

Any help would be appreciated.

Thanks,

Jim
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Jon666
Intermediate Member
Username: Jon666

Post Number: 283
Registered: 11-2003


Posted on Friday, October 22, 2004 - 4:11 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

does it have modulation
if not check your audio chip
jon
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Bigbob
Senior Member
Username: Bigbob

Post Number: 1803
Registered: 12-2001
Posted on Friday, October 22, 2004 - 10:36 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

In my eagle 2000 vr-16 adjusts the cw keying output,the actual low power adj. is rv-501 I believe on a little board behind the front panel right behind thr rf power nob.
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Jreisinger
New member
Username: Jreisinger

Post Number: 6
Registered: 10-2004
Posted on Friday, October 22, 2004 - 11:17 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Jon666, thanks for your help...
Yes, on transmit it modulates great. I can see modulation on Oscope and listen on my SW receiver.

Jim
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Hoskinmage
Junior Member
Username: Hoskinmage

Post Number: 31
Registered: 3-2002
Posted on Saturday, October 23, 2004 - 9:13 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

I LOVE MY VR9000. ididntn think that anything could replace my uniden pc76xl. this and my pc76 is the only way to go moble.
ill give up my radio when they pry my fingers off
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Jon666
Intermediate Member
Username: Jon666

Post Number: 286
Registered: 11-2003


Posted on Saturday, October 23, 2004 - 9:16 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

try a external speaker
and see if you get recive.
does the meter on the radio move on recive.
ill do my best to help all i can
but im not a tech.
just a wanna be hehe
jon
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Jreisinger
New member
Username: Jreisinger

Post Number: 7
Registered: 10-2004
Posted on Saturday, October 30, 2004 - 5:23 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Thanks for your help Jon666.

meter does not move. Get low level static with internal or external spkr..

Does anyone have a schematic of this unit?
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615_ri
New member
Username: 615_ri

Post Number: 4
Registered: 5-2006
Posted on Friday, May 26, 2006 - 4:10 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

i have a little problem, i missed a step to set the pot to 100ohm, i resoldered tp7 in there and now i cant get any readings on a multimeter from tp7 tp8 or 9 anyone help me please?

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