Archive for the ‘Station’ Category

ERC-4 Interface & My HyGain Ham-IV Rotator Controller – Part 4

Calibration Now it is time to calibrate your ERC. Start by checking the calibration of your HyGain Ham-IV controller. [ ] Press and hold the Brake lever on your controller. [ ] Press and hold the CCW lever to move the rotator to the stop at the end of the left scale. [ ] Release […]

Leave a Comment

ERC-4 Interface & My HyGain Ham-IV Rotator Controller – Part 3

Installation My HyGain Ham-IV rotator was built in 2016. The control box has changed in its layout over the years. In the documentation from the CD, the picture of the Ham-IV shows that the meter board is installed vertically behind the meter. In my version, it is installed horizontally (parallel to the chassis surface) on […]

Leave a Comment

ERC-4 Interface & My HyGain Ham-IV Rotator Controller – Part 2

Checkout [ ] Connect 11 – 15 vdc to the barrel power connector. The center contact is positive, the outside is negative. [ ] Place the Jumper on JP1 [ ] Measure your input voltage (11 – 15vcc) at the +12V test point to ground [ ] Measure +5vdc +/- 0.2v at the test point […]

Leave a Comment

ERC-4 Interface & My HyGain Ham-IV Rotator Controller

Having recently added a Flex Radio 6400 in my hamshack, I’m making progress on being able to operate the radio from my office in the house, while the radio is installed in my garage workshop. The radio makes remote operation very easy, with nearly all functions adjustable over the ethernet link. The next step is […]

Leave a Comment

Building the W8NX Short Trap Dipole

For the past five years, I have been operating the lower bands (30, 40 and 80 meters) with a trap dipole that was modeled after a web article written by John DeGood NU3E. [1] While the antenna performed well, a monsoon storm last summer beat it up enough that the antenna wire broke at the […]

Leave a Comment