Protects against reverse voltage, over-voltage, voltage transient, and short circuits. Super noise and ripple filtering … Power supply buffering … Lets you run 100 watt SSB from your cigarette lighter socket
Equipment
Arduino Antenna Rotator – DIY
“After 5 years of operation of the antenna HexBeam I decided to remove the antenna from the chimney and put on a 10m mast in the garden. In the... Read more
![Kenwood TS 890S at HamNation [ Video ]](https://qrznow.com/wp-content/uploads/2018/05/TS-890S-l-265x168.jpg)
Kenwood TS 890S at HamNation [ Video ]
Gordon West WB6NOA interviews Kenwood Chief Design Engineer Toshio Torii JA6QXW on NEW Kenwood TS-890S during Hamvention 2018. Read more
GroundBreaker – Isolate your audio to remove RFI and ground loop problems!
The bhi GroundBreaker audio unit isolates the grounds on your bhi DSP noise cancelling product or other ancillary equipment from those of the radio sy... Read more
Rotator Genius – 4O3A
Rotator Genius is a smart rotator controller that uses a magnetic sensor for reading azimuth. It can be controlled by a Windows or Android app. Motor... Read more
VHF
Increase Your Two Way Radio’s Power With The Retevis RT91! 30 Watt Amplifier
This is a portable, lightweight, Wide coverage RF power amplifier for Handheld Radio equipment , proprietary and emerging waveforms. Dual mode for Dig... Read more
The Ten Cent Modification You Can Do to Double Your Radio’s Range
by David Spero Some things in life you can never have too much of. But for this article, we’ll concentrate just on radio range/efficiency! There are... Read more
Yaesu FT-3DR C4FM/FM Dual Band Transceiver
Yaesu FT-3DR Yaesu FT-3DR 5W C4FM/FM 144/430MHz Dual Band Digital Transceiver Reservation The new FT3DR provides reliable 5W RF power output in compac... Read more
How to Easily Add a Channel on the BaoFeng Handheld Radio (without a PC)
Walk-through steps for manually programming the BaoFeng handheld radios. Easily program your BaoFeng for Repeater or Simplex Channels along with addin... Read more
Icom ID-51 50th Anniversary version and ID-51 Plus Firmware Update Release E1
Icom ID-51 If you were one of the customers who purchased a 50th Anniversary version of the ID-51 or the latter ID-51 Plus, then there is a firmware u... Read more
Review
Xiegu G90 Go Box/Solar Generator Build Tutorial
Xiegu G90 Go Box/Solar Generator Build Tutorial Read more
MFJ-1924 Programmable Screwdriver Antenna Controller
Programmable Screwdriver Antenna Controller 10 Memories. . . Super Accurate. . . AutoPark . . . StallProtector. . . Super bright LEDs Tuning your mobi... Read more
Radioddity GD-77S versus GD-77, an Odd Radio
GD-77S Dual band VHF UHF: Meet the different system standard in different states and countries. Dual time slot for point to point: You can use separat... Read more
Yaesu FTM-100DR Wires-X Portable Digital Node + Firmware Update
“You can now use your Yaesu FTM-100DR, FTM-400DR and the F2DR as a Wires-X hotspot (PDN) or IP radio without buying the HRI-200 or another C4FM... Read more
App - Mobile
SDR Touch demo on Android device using SDRplay RSP
This demonstrates turning an Android Tablet (or Android Phone) into a highly portable comms receiver or spectrum analyzer operating from Long Wave to... Read more
DX Alert App ( Mobile )
DX Alert App Instead of being connected to a DX cluster directly you can use DX Alert to monitor the cluster for you and get notifications on your pho... Read more
Morse Intercom – APP
Features:i) Send Morse to, and receive Morse from, other users of the app. Restrict usage to your WiFi network, or allow full Internet connecti... Read more
AmsatDroid FREE – APP
This software predicts future passes for amateur radio satellites for a specified location and period of time. Basic features: – Calculate passe... Read more
MacLoggerDX HD for iPad
MacLoggerDX HD is an Amateur Radio application that monitors the spots from your favourite DX Cluster for DXing, Contesting or casual rag-chewing. It... Read more
