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    Another Texas Star DX500V Repair

    I had another friend assume he could repair his Texas Star DX500V himself...... Simple repair, Power button light bulb burned out..... He turned a simple fix into a somewhat major repair. He did not disconnect the DC voltage supply before he started sticking metal things inside...... Yep...
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    NEW LDMOS Full Legal Limit Amplifier

    This is the new MERCURY LUX LDMOS Full Legal Limit Amplifier from KM3KM products. KM3KM is also the developer and manufacturer of the MERCURY IIIs amplifier and the Mercury AT antenna tuner. https://www.km3km.com/mercuryiiis-full-kit/
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    ICOM PW1 Amplifier

    I just repaired an ICOM PW1 amplifier for a fellow amatuer radio operator. He uses it with his ICOM 7300 and 7610 transceivers. Fortunately, it was not a power supply issue. Needless to say he was extremely pleased to get it back into operation. A first for me.
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    NI4L OCF 7 Band Dipole Antenna

    Went with a new NI4L OCF 7 Band Dipole Antenna this past weekend. Had to do some tree trimming because I wanted the antenna to be completely in the clear. And It is now removed from any close proximity to any metal objects and the very large metal roof on the house.
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    Alpha Delta DX-LB-Plus Multiband Dipole

    I'm gonna put this antenna up today and give it a try. It was given to me by another HAM because he moved and did not have the space to install in his new location. Inverted V installation with the apex at about 40' and the ends at about 15' ....... tied off with Mastrant rope. We'll see. I do...
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    Ranger RCI 2995DXCF

    Well heck, I am back to considering selling my Ranger RCI 2995DXCF radio. It is a very good radio, good audio, looks good (like brand new). I purchased it new, several years ago. About 2016 I think. I would have to look at my original documents. I just don't operate it as much as I use to. I am...
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    Ranger RCI 2995DXCF MOSFETS

    I have been working on my radio because the amplifier board was not working properly. I replaced all four amplifier mosfets and the 2 (two), driver and a single final. I made no initial adjustments. When I applied power, at first all seemed okay. I keyed the mic and immediately things went...
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    Galaxy DX 98VHP

    I have a good friend who purchased this radio maybe 2 months ago. The only modifications done to it is the frequency conversion to open up 11 meters. He still has the original box. He has since purchased a new base station radio and is interested in selling the 98VHP. He is asking $450 plus...
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    1970's Vintage Super Penetrator 500 Antenna

    I just kind of wonder what an original, BRAND NEW in the box, Hygain Super Penetrator 500 Antenna would be worth to someone nowadays ........ I am just wondering because I still have one in the original box stored in my attic storage space. Never been assembled and used .....
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    New Texas Star Sweet Sixteen 1600

    Well, I went and picked up another brand new Texas Star Sweet Sixteen 1600 amplifier, that I don't really need. But the costs of these 1600's are really starting to go up and up. I just got it before the big price increases. It has the Toshiba 2SC2879 transistors in it. But I am pretty sure they...
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    Texas Star DX 350HDV - FOR SALE

    This is a USED, recently brand new, Texas Star DX 350HDV amplifier for sale. $275.00 plus $10.00 USPS shipping ......with tracking number furnished to buyer....... Cash only, or USPS money order ...... I prefer cash. No guarantee or warranty is implied nor intended. Purchase is strictly in...
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    Ameritron AL-1500 Strange Issue

    The strangest thing happened the other night when using my Ameritron AL-1500 amplifier. While tuning the amp for one of the HF bands, I happened to be glancing at the top of the cabinet. I heard a light sizzling sound at the same time I saw some dim lighting come from the outlet vent on top...
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    What Happened ?

    I was reading a thread this morning about Icom 7300 power "mods" and made a post about my experiences. Did something happen I didn't see ? Did things get rowdy or something ? Just wondering
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    Brand New Texas Star Sweet Sixteen DX 1600

    I have a brand new, out of the box, Texas Star Sweet Sixteen on my bench. 1).... Upgrade power wire, positive and negative, to the board and to the output transformers 2).... Upgrade the 4 filter capacitors from 1000uf 16V to 3300uf 25V 3).... Move the fan thermal switch from the PC board to...
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    Palomar Magnum 6000 Original Gray Face

    Palomar Magnum 6000 Original Gray Face....... I need schematic for this amplifier. Some one has removed the RF sensing keying circuit ..... I could also use some detailed photos showing location of keying circuit components.
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    Copper Electronics

    Looks like Copper Electronics is out of the amplifier business altogether. Nothing shows up on their AMP page anymore.
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    Ameritron AL-1500 Upgrade

    Last week I ordered an upgrade HV filter board from Tom - W8JI - ctrengineeringinc.com ..... I received it yesterday and installed it today. Piece of mind for reliability goes a long way .......
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    Texas Star Sweet Sixteen (Older Model)

    A friend sent me his Sweet Sixteen last week. I finally got to it yesterday. His information to me is that it keeps knocking out finals as soon as he keys it up. It is an older model, still has the glass capacitors in it. I'll bring everything up to date. I'll start at the beginning and just...
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    Base Avanti Moonraker 4

    Have an old original Moonraker 4 looking for a new home. All parts are there. All 4 hubs are good, no cracks. Needs some cleaning up and TLC. Needs all new hardware. It is about 35 years old and was still up and operating until last December 2018 when we took it down.
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    Another New Texas Star DX 500V

    I have another Texas Star DX 500V amplifier in from a friend to take a look at. He purchased it new about 2 months ago. It is experiencing high VSWR's on any antenna, but almost flat on a dummy load. This information is according to an experienced tech who has already had it. He asked me to take...