Programmable Screwdriver Antenna Controller
10 Memories. . . Super Accurate. . . AutoPark . . . StallProtector. . . Super bright LEDs Tuning your mobile screwdriver antenna couldn’t be easier! Save ten favorite screwdriver antenna positions in memory and quickly return to any saved position. Up/Down buttons let you manually move the antenna to any desired position. A 4-digit turns counter gives you precise antenna position — you can see its super bright LEDs even in direct sunlight! Returning to a position from memory is extremely accurate for three reasons . . . A. The antenna always moves to its desired position from the bottom, insuring that the motor is always loaded the same. MFJ’s exclusive StallProtector feature prevents your expensive motor from burning out. Automatically detects motor stall and completely shuts off power to motor. Motor current can be monitored on LEDs for trouble and stall current. Compatible with single and dual magnetic turns sensors. Requires 12 VDC. 3 1/2W x 3 1/4H x 1 1/4D inches. Power, motor control and sensor lines included. |
News
Capture the MAGIC of Six Meters — eBook
Have you ever wondered about the “Magic” of Six Meters? After all, you’ve probably pressed the six meter button on your rig and failed to find any mag... Read more
Eastern Iowans Rely On Ham Radio When Severe Weather Strikes
A derecho with winds of 80 to 100 MPH struck eastern Iowa last August, disrupting power and telecommunications for some 400,000 residents. But, as... Read more
David A. Duncan, K7DUN, Wins the January 2021 QST Cover Plaque Award
The winning article for the January 2021 QST Cover Plaque award is “CW-ELMER – An Advanced Morse Code Learning System,” by David A... Read more
ISS SSTV 145.800 FM Jan 28-29
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV images on 145.800 MHz FM using the SSTV mode PD-120.... Read more
Contest University to Host Propagation Summit on January 23
Contest University (CTU) is holding a Virtual Propagation Summit on Saturday, January 23. The Zoom-platform event will get under way with introductory... Read more
FCC Notice: What You CAN And CANNOT Do With Ham Radio
FCC Notice: What You CAN And CANNOT Do With Ham Radio Read more
ARRL on the Purpose of Amateur Radio
For over 100 years amateur radio and ARRL — the National Association for Amateur Radio® — have stood for the development of the science and art of com... Read more
VHF
AMSAT/Vanderbilt RadFXSat-2/Fox 1E Set to Launch
Virgin Orbit’s LauncherOne is a go for launch on Wednesday, January 13, at 1500 UTC, carrying the AMSAT/Vanderbilt RadFXSat-2/Fox-1E CubeSat into spac... Read more
144 MHz signal from the Faroe Islands heard 3000kms away in Bulgaria during Geminid Meteor Shower – Dec 2020
Every year, the Geminid meteor shower peaks around the 14th of December and many VHF radio amateurs make contacts by bouncing signals off the meteor t... Read more
QYT KT-780 Plus 100 Watts 2 meter Mobile Radio Review and Demo
The QYT KT-780 Plus is a 100 watt mobile radio on the 2 meter Amateur Radio Band, and works on FM mode. Today we will walk through the menu of the rad... Read more
6000km TEP path on 144 MHz opens up between Buenos Aires and the Dominican Republic
Hot on the heels of the last post about the 5400km TEP opening on 144 MHz between Argentina and the island of Aruba, we have details of some more cont... Read more
Retevis RT95 Budget Dual Band Mobile Transceiver
Specifications GENERAL Frequency Range VHF:144-148MHz UHF: 430~440MHz Number of Channels 200 channels Channel Spacing 25K (Wide Band) 20K(Middle Band)... Read more
ARRL Asks FCC to Allow 3.4-GHz Operation until Spectrum is Occupied
In comments to the FCC, ARRL has argued that radio amateurs be allowed to continue shared operation in the 3.4 GHz band until 5G licensees who purchas... Read more
OH2BC installs large InnovAntennas 50MHz array
Every now and then, a really special antenna system gets installed and usually it is a result of desire, commitment and dedication of the station owne... Read more
Digital Modes
FT8DMC 3rd Anniversary-Activity Days 2020
To commemorate our 3rd anniversary, special event stations will be on air during the FT8DMC Activity Days from 1. to 31. July 2020. All stations will... Read more
K1JT , JOE TAYLOR HINTS AT POSSIBLE NEW MODE!
In a post to the WSJT-X email group today, Joe Taylor K1JT hinted at some ongoing experimentation of a new digital mode with sub-modes. His post was a... Read more
WWSA GACW Contest Rules.
WWSA GACW I – Dates Second weekend of June of every year. From Saturday 15.00 UTC until Sunday 15.00 UTC. 24 hours period. II – Goal To co... Read more
New Summer EURAO Party to Premier FT4
The motto of the new European Radio Amateurs’ Organization (EURAO https://www.eurao.org/) Summer Party https://www.eurao.org/en/node/1045 is... Read more
Equipment
Icom AH-705 Announced on Christmas
AH-705 HF/50 MHz Automatic Antenna Tuner Features Covers the 1.8 MHz to 50 MHz bands, using a long wire element 2-way power sources using alkaline bat... Read more
mAT-705 Tuner Introduction
mAT-705 Tuner Introduction The MAT-705 is a very small and powerful tuner for portable shortwave devices, especially designed for the Icom IC-705. The... Read more
THE NEW MOUNTAIN TOPPER MTR-4B V2 BY LNR PRECISION
MTR-4B V2 Photos COMING SOON “The Mountain Topper” The LnR Precision MTR transceivers are designed to be efficient portable CW rigs. Whether climbing... Read more
NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer
NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer Read more
Introducing QCX-mini 5W CW transceiver!
The miniature version of our popular QCX 5W CW transceiver, with special portable-friendly features for SOTA and other portable operators: – Sma... Read more
New RFinder B1, Advanced VHF/UHF 4 Watt DMR/Analog Ham Radio Smartphone, NO CODE PLUGS NEEDED!!
“My switch back from iPhone to RFinder happened in this video. A dual band VHF/UHF radio with a newly designed receiver for better sensitivity,... Read more
Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705
Connecting the MX-P50 amplifier and LDG Z11 pro tuner to the IC-705. Read more