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Thordarson Choke Coil

A few nice Hamfest images I found:

Thordarson Choke Coil
Hamfest
Image by The Rocketeer
Old Choke in a 1920’s AM radio.

Dr. Barrett and Family
Hamfest
Image by The Rocketeer
Dr. Dennis Barrett (N4ECW) and his beautiful wife Marilyn (K1ECW) and daughters at the Kennehoochee Hamfest. Dr. Barrett has a line of excellent stealth amateur radio antennas available at www.transworldantennas.com I own the 40/40 antenna.

Hamvention 2011 – Dayton Ohio – Hara Arena
Hamfest
Image by rbatina
Random snapshots from my day at this year’s Hamvention in Dayton OH.

Sorry for the poor quality… these pictures were all taken with the camera in my GPS unit. 🙂

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RF Isolator Balun MFJ-915 Choke For Ham & CB Radio HF Antennas

RF Isolator Balun MFJ-915 Choke For Ham & CB Radio HF Antennas

  • * Eliminate Stray RF from Amateur & Cb Radio Antenna Feedlines.
  • * Helps Reduce Interference & TVI.
  • * For 1.8-30Mhz HF.
  • * 1:1 , 50 Ohms; Accepts Coax cables with PL-259 Connectors.

The MFJ-915 RF Isolator is a 1:1 Current Balun, designed to be placed in line with any 50-Ohm coax.
The RF Isolator is effective from 1.8 to 30 MHz. It was designed to improve the performance of all amateur stations, fixed or mobile.
MFJ-915 will reduce or eliminate stray RF often found on coax. This stray RF can cause burns, TVI, interference and other problems with electronic equipment in ham-shacks and vehicles.
Stray RF also results in a loss of radiated power from the antenna, w

List Price: $ 29.99

Price: [wpramaprice asin=”B009AECB4K”]

[wpramareviews asin=”B009AECB4K”]

[wprebay kw=”ham+shack” num=”0″ ebcat=”-1″]

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