To check internal driven element block connections, remove balun, shorting bars, and feed coax/ phasing line.
1.Continuity: between block & all connector Bodies.
2.Continuity: between N-connector center pin to one of the F-connector center pins and to the T-match rod on the same side.
3.Continuity: between the opposite F-connector center pin to the T-match rod on the same side.
4.No Continuity: between the two F-connector center pins.
5.No Continuity: between all center conductors & block / connector bodies.
6.Test balun cable connectors. There should be continuity from shield to shield, center wire to center wire and no continuity from the center wire to shield.
Airspy HF+ The Software Defined Radio revolution brought great flexibility in VHF and UHF reception. Today we offer the best wide band receivers which... Read more
Description Liquid Rubber Feed Point Sealant 30ml bottle with brush-in-lid Applicator We have formulated an excellent UV resistant rubber sealant to e... Read more
Building the Moxon Antenna is fairly easy and lends itself to imagination. No two Moxon’s are identical save the dimensions of the elements... Read more
A 35,000-square-foot steel building topped with a 105-foot-diameter satellite dish with intercontinental reach and surrounded by a 12-foot security fe... Read more
Why CQmaps? CQmaps was designed from the start to offer more to Amateur Radio operators than just another map with a few specific details conce... Read more
I’d like to share with you all my passion for working station on VHF (6m, 4m and 2m) using Meteor Scatter (MS) as the propagation mode. I do this dur... Read more
Check this great article and Download – Frequency Nomenclature: Kilohertz to Terahertz By: Jean-Jacques DeLisle Read more
The Micom-3F is a desktop, front panel, HF-SSB, DSP controlled radio, with embedded ALE. ALE JITC certified. It is fully compliant with FED-STD 1045 a... Read more
Solar Power Pack Plus 60-300 PORTABLE SOLAR POWER BATTERY/CHARGER Enjoy maximum power no matter what. The revolutionary EnergyBar 300 provides an un... Read more
Sad News! KB5UBY – Jose Feghali found dead Check Full Article from Jim Douglas, WFAA : Read more
Icom Do you have an interesting Icom story? Would you like to share it with a wider audience? It might be a business application, a special event, or... Read more
Our wire antenna tensioner is a high quality variable tensioning device that absorbs the shock on amateur radio antennas when the support trees sway i... Read more
Chas, NK8O (ex-5H9CP) will be active from Zinga, Tanzania as 5H3DX beginning September, 2015. QRV mainly on CW, 20-6m; holiday-style. Chas say this wi... Read more
RTTY Contesting Survey – 2015 Survey of RTTY contest operators in 2015 “This is the last full weekend to complete the 2015 RTTY Contesting... Read more
HAM TV is a project that allows in the international program ARISS of make broadcasts audio / video from the International Space Station (ISS) on amat... Read more