Skip to content

Ham Radio . Magnum Experimentum

Antennas, experiments, engineering and other articles of interest to radio folks.

Search
  • Home
  • Radio Shorthand
    • Morse Abbreviations
    • Morse Code
    • Phonetic Alphabet
    • Q Signals
    • RST Signal Report
  • Tech Talk
    • Antenna Gain
    • Antenna Counterpoise
    • Digital
    • Logging Software
  • Amateur Radio, Why?
  • About
    • Privacy Policy
    • Terms of Use
    • Request Account
    • Contact
    • Sitemap
    • Advertise
  • Search

Repair

Radio repair and similar efforts.

MFJ-259 Battery Holder Repair

August 20, 2018

My MFJ-259 HF/VHF SWR Analyzer required yet another repair to its internal battery holders.

Categories RepairTags battery, MFJ, MFJ-259, repair

HALLICRAFTERS SX-28A – Smoldering . . . _ _ _ . . .

April 14, 2011April 14, 2011

Hello everyone, I have been getting back into radio after a 16 year ‘sabatical’, and I could really use your help, as last night’s events have kept me awake all night………. I bought a Hallicrafters Super Skyrider SX-28AU (the U is the model with the optional 230V power supply) 2 weeks ago. I paid Top … Read more

Categories Repair

Support this site

Become a Patron

Topics & Keywords

2m 6m 10m 15m 20m 40m 43 foot 70cm 80m AHVD APRS Baluns battery BigIR collinear Diamond dipole DX-Eng. EFHW Elecraft end-fed EZNEC Field Day Golden Packet hexbeam J-Pole Kenwood kj4faj KX3 kx4o LFA Yagi measurement mobile NEC NVIS packet PL259 QRP Simulation SteppIR TNC UHF vertical dipole verticals VHF

Latest Additions

  • EFHW autotransformer two ways
  • Simulating the end-fed half-wave (EFHW) dipole antenna
  • Antenna radiator decoupling stub flub?
  • Where quarter-wave radiator decoupling stubs work… and don’t work
  • Winlink and Modems: When to not cross the streams

Subjects

  • Accessories
  • Activities
  • Antennas
  • Connectors
  • contesting
  • Digital Modes
  • EmComm
  • Installations
  • interfaces
  • Introspection
  • Lab Shootouts
  • Miscellaneous
  • mobile
  • NEC Shootouts
  • News
  • Operating Tips
  • power supply
  • Promoting
  • Propagation
  • Public Service
  • Radios
  • Repair
  • Reviews
  • Safety
  • Software
  • station
  • Tomfoolery
  • Whackers
© 2007-2019 John S. Huggins and other authors, All Rights Reserved.