AmsatDroidFree satellite tracking App for Android devices is now open source.
This App predicts future passes for amateur radio satellites for a specified location and period of time.
Basic features:
– Calculate passes for up to the next 24 hours
– Graphical pass display
– Map view showing current satellite position and next two orbits
– Update keps from a file on SD card or directly from AMSAT’s webpage using your phone’s internet connection
– Set home coordinates from User Input (Lat, Lon, Grid Square), Network or GPS
Open source code https://github.com/g4dpz/AmsatDroidFree
AmsatDroidFree App on Google Play
https://play.google.com/store/apps/details?id=uk.me.g4dpz.HamSatDroid&hl=en_GB
Source: AMSAT UK
VHF
Handie Talkie Headset (HTH) – Heil Sound
The new Handie Talkie Headset (HTH), from Heil Sound, is a single-sided, lightweight headset designed for use with popular handheld transceivers. The... Read more
Get Started with APRS for only $30!
Explain my basic setup for APRS which uses a Baofeng UV-5R HT and Android phone running APRSdroid and test it by shipping it to Indiana! For mo... Read more
Icom Launch New IC-A220T 8.33kHz Air Band Panel Mount VHF Radio
The IC-A220T, Icom’s next generation 8.33kHz* air band panel mount transceiver, is now TSO / ETSO approved** and available for sale. The long awaited... Read more
DB-750X Dual Band VHF/UHF 750 Channel Commercial Mobile Radio
DB-750X Description All of the features you want at an affordable price. The newest mobile added to the Powerwerx lineup features Narrow band transmi... Read more
Review
![PSK31 Digital Mode [ Video Tutorial ] – QRP School](https://qrznow.com/wp-content/uploads/2016/06/0115-190x122.jpg)
PSK31 Digital Mode [ Video Tutorial ] – QRP School
Photo: W7RN This is a comprehensive intro to the PSK31 digital mode. It’s all of the major concepts and some demonstration crammed into a 30 min... Read more
Further Testing of MFJ Octopus at Quartzfest (#183 Project)
Mix and match any four HF/VHF/UHF bands. Example: screw in 80,40,20 meter hamsticks and a dual band 2M/440 MHz whip (two on each band) on opposite sid... Read more
Universal Radio presents the update to the Yaesu FT-991, the FT-991A
Eric from Universal Radio discusses the important update to the Yaesu FT-991, the new Yaesu FT-991A model. This model includes a live waterfall while... Read more
Why even good Antennas need good Coax Cable
By Dennis Walter “Nothing’s going on shortwave anymore!” Really? Many ham radio operators and SWLs keep telling me that nothing is going on on shortwa... Read more
Antenna
Big Wheel Antenna for 2m, 70cm and 6m
The “Big Wheel” is a horizontal polarized omni directional antenna. Usually highly directional antennas are used on VHF and UHF, which hav... Read more
The F-LOOP Antenna 5.3-29.7 MHz
The F-LOOP was designed with weight, durability, portability, versatility and cost in mind. The unique craftsmanship of the CHA F-LOOP distingu... Read more
Yaesu Antenna Rotators G 450A
G-450A Specifications Power Supply Voltage: 117 VAC, 50-60 Hz Power Supply Current Consumption: 0.5 Amps Rotor Voltage: 24 VAC Cable Conductors... Read more
Equipment
RIGblaster Pro
Capabilities Compatible with All Manufacturers’ Radios Can be used with almost any make or model microphone and most model radios no matter what... Read more
SmartLink™ for Remote Access – FlexRadio
Robust, Secure Remote Access to any FLEX-6000 – Operate from Anywhere Simple Click connect. It’s that simple. SmartLinkTM is designed fro... Read more
DC9DZ: Project Tsunami 40K – Power Amplifier (PA) using 4CX15000AA
Data of DRESSLER Tsunami-40K RF Linear Amplifier Frequency bands all HF amateur bands 1.8 MHz to 29.7 MHz Power supply 3 power supply transformers 200... Read more
FTDX101D Operation Manual
FTDX101D Operation Manual (1904D-BS) ( 17.82 MB ) Amateur Radio \ Brochures \ HF/Satellite Transceivers and Amps FTDX101D Front Waterfall Pr... Read more
App - Mobile
Free APRS application for iOS
What it’s all about A modern APRS app for iOS users, with models detection, frequencies detection, C4FM highlight… More features Receive l... Read more
Repeater Database APP ( IOS and Android ) – Now includes over 35 countries
Repeater Database “RepeaterBook – The Free Repeater Directory for the USA and Canada. Powered by the popular community database of... Read more
Ham GeoTool APP
A tool all-in-one for the radio amateur in Portugal and Spain created for personal use but at the last JOTA / JOTI, was released at the request of som... Read more
New ARRL Repeater Directory Will Leverage Crowdsourcing Technology
ARRL partner RFinder, the creator of a web and app-based directory of Amateur Radio repeaters worldwide, will supply all data for the 2017-2018 ARRL R... Read more
Antenna
Chameleon Emcomm IIIP Antenna – Antenna, Portable, 160M-10M
CHAMELEON ANTENNA EMCOMM-III Portable HF Antenna is specially designed for short to long range portable and man-pack HF communications. The EMCOMM III... Read more
Introducing the SDA 2000 OptimizIR
“Today we’re incredibly excited to announce the launch of our first antenna optimization product: the SDA 2000 OptimizIR. This replaces your e... Read more
40 Meters 4-element Wire Yagi by VE3VN
Read great article from VE3VN – 40 Meters 4-element Wire Yagi : Read more
John Stanford, KF6I at SteppIR Antennas
“As we mentioned in our press release today, we are super excited to share that we have hired John Stanford as the newest member of our leadersh... Read more
Robot Adds New Twist to NIST Antenna Measurements and Calibrations
The National Institute of Standards and Technology (NIST) has been pioneering antenna measurement methods for decades, but a new robot may be the ulti... Read more
Ground Radial Wire For Vertical – Ham Radio Antenna
In this video I show the ground radial wire I use, and talk about laying a radial field under my Hustler 4BTV vertical ham radio antenna ... Read more
How High should my Dipole Antenna be?
Dipole Antennas – the Effect of Height Above Ground I frequently hear the question: how high should my dipole be? Or alternatively, will my dipo... Read more
![DR9A – VHF – UHF – Super Contest station [ Video ]](https://qrznow.com/wp-content/uploads/2019/09/DR9A-90x60.jpg)
![DR9A – VHF – UHF – Super Contest station [ Video ]](https://qrznow.com/wp-content/uploads/2019/09/DR9A-180x120.jpg)
