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Hello I am W4PRE, former calls are WW4PM and WD4KTG (1977), thank you for looking me up in QRZ. I live in Ooltewah, TN; 15 miles NE of Chattanooga, TN. My interests include home brew antenna building, home brew HF amps, working local VHF and UHF stations. I am a manufacturing engineer in the metalworking industry and have been using CAD, CNC Programs, and PLC since the late 70's. I enjoy working Field Day, the November Sweepstakes contests, and rag chew.  Active in the the local Chattanooga Amateur Radio Club, TN, and ALA phone nets.  Enjoy helping young hams get antennas up On Tthe AIR!


Home brew 2 element boomless quad for 20, 17, 15, 12, 10 Meters at 40 feet Rohn 25 tower with Yaesu G-800 SA rotor.

160M Full wave loop at 60 to 70 feet; 9 natural support points (white oak trees); total 540 feet long feed with128' 450 ohm balanced line and using a DX Engineering 4:1 balun. Use the 160M loop on 160M thru 10M.

Home brew wide spaced fan dipole with elements for 160M, 80M, 60M, and 40M at 50 feet in an Inverted Vee configuration.

Cubex King Bee III quad = 4 elements on 6 meters, 8 elements on 2 meters, and 8 elements on 440 Mhz at 55 feet tilt over tower and Ham IV rotor.

Cushcraft 11 element 2M yagi, Cushcraft 11 element 440 Mhz yagi, and home brew dual band J-Pole for fixed station work.

HF Moblie - High Serria HS-1800 PRO screwdriver antnna (80M thru 10)

VHF/UHF Moblie  -  Comet 7950 Super Gainer (2M and 440 Mhz) moblie.

Coming soon - TH7-DX yagi beam on Glen Martin 70' M-18 alumium tower with tram and Yaesu rotor.

Radio Equipment:

Yaesu FT-950 with Heil PR-40 microphone  (160M - 6 M)

Icom IC-7100 (160M to 70cm all mode ) used primaryly moblie

Kenwood TS711A  (2M all mode all mode)

Yaesu FTM-400M (2M and / 440 Mhz) FM

Kenwood TS-731A (2M and 440 Mhz) FM

Kenwood TH-F6 HT (2M, 220Mhz, and 440 Mhz on TX) RX Gerereal Coverage (SSB/AM/FM) RX 100 Khz to 1.25 Ghz

Alpha 8410 HF AMP (160M thru 10M with 2each 4CX1000's finals)

Palstar AT2K antenna tuner (160M to 6M)

Rigbaster Plus for ditigital CW modes (PSK31/125 and JT65)

Yaesu SCU-17 Interface.

Ham Radio Deluxe Software


Below is a picture of my home brewed 2 element 5 band boomless quad antenna at 40 feet; the surrounding trees are 60'

Below is my Cubex King Bee III quad beam; 4 elements on 6 M (9dB gain), 8 elements on 2M (14 dB gain) and 8 elements on 70cm. (14 dB gain)  This is a low height for testing at this time.

Below is me in front of my fireplace, W4PRE,                My Radio Room companion "Honey"- -is that DX?                    


  160 M full wave loop feed point. Total length is 540' with 128' of 450 ohm balanced line feed.and 4:1 balun.

�  A shot of one leg of my Fan Dipole -- it is 50' high at the feed point and 25' high at the ends.

Below is the home made center insulator for the Fan Dipole with a 1:1 balun at the bottom


Below is my electronics work bench; where I build and repair items for my ham radio statio.  "A little messy"

Below is my station in January 2015 - W4PRE.

My Jeep Cherokee Moblie:  High Serria Sidekick HF Screwdriver antenna with Cap. Hat home made mount;  and Comet

SG7950 2M/440 MHz antenna with KS400 mount.


6940790 Last modified: 2015-12-20 16:12:25, 4727 bytes

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