Listening to Satellites with a Homemade Yagi Antenna

By Diana Eng
“One of my favorite things to do is talk with other ham radio operators through satellites or the International Space Station (ISS). To do this, I stand on a rooftop and tune a handheld multiband radio while tracing the orbit of a satellite or the ISS with my homemade yagi antenna.Orbiting satellites such as AO-51, SO-50, and AO-27 act as repeaters, relaying signals from low-power transceivers like mine back to hams elsewhere on the planet. So if you know where to aim the antenna, you can communicate around the world via space. The ISS also has a repeater, and occasionally, when we’re lucky, the astronauts themselves exchange transmissions to communicate with hams on the ground….READ MORE“

Antenna

INAC AX-330 – HF Antenna

September 22, 2015 No comments

HF Antenna AX-330, is an antenna that covers the spectrum of HF of 3.4 Mhz. 30.5 MHz continuously. Two loops tuned remotely by two servo motors, fed s... Read more

Comet GP-15 Tri-Band VHF/UHF Base Vertical Antennas GP-15

January 14, 2015 No comments

Comet GP-15 Tri-Band VHF/UHF Base Vertical Antennas provide good gain figures on the 6-meter, 2-meter, and 70-centimeter bands in a compact 7.9 foot p... Read more

Yagi Antenna GXP-7 (7 elements 5 bands)

December 30, 2014 No comments

Resonant frequency [Resonance frequency]: 28, 21, 14 MHz Frequency [Frequency]: 24, 18 MHz Logoperiodic Number of elements [Number of elements]... Read more

20′ DX Flagpole Antenna | OCF HF Vertical Dipole | 3.5 to 50 MHz No Radials, Stealth, Portable

October 03, 2018 No comments

OCF HF Vertical Dipole Higher performance, HF Multiband DX Flagpole Antenna covering 3.5 to 50MHz with NO radials sound like relief for your CC&R... Read more

Hexbeam 7 Band “40m”, 20, 17, 15, 12, 10 and 6 meters

September 15, 2015 No comments

Hexbeam Finally and after many prayers and here the new Hexbeam with 40 meter band including 7 Bands! Note: The 40 meter band is not directional like... Read more

App - Mobile

Free APRS application for iOS

January 11, 2016 No comments

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

EchoLink for iOS version 2.10.18 is now available

May 07, 2018 No comments

EchoLink for iOS version 2.10.18 is now available in the App Store. This is a 64-bit build that is fully compatible with iOS 10 and modern iOS devices... Read more

RFinder – The World Wide Repeater Directory now free trial on Android!

November 09, 2015 No comments

In order to support the proliferation of third party app stores worldwide, we have now released RFinder on Android as trialware! Just go download it f... Read more

Morse Decoder for Android Smartphones and Tablets

December 13, 2014 No comments

Morse Decoder decodes Morse code characters through the built-in microphone of your Android device. Morse Decoder can be used by Ham Radio operators o... Read more

New ARRL Repeater Directory Will Leverage Crowdsourcing Technology

November 14, 2016 No comments

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

Equipment

ACOM A1200S 1.8 – 54MHz Power Amplifier

September 27, 2017 No comments

ACOM A1200S Five inch (5”) (108x65mm) high resolution color display, 800×480 pixels and 24-bits colors. The final stage uses field effect (MOSFE... Read more

SUPERSTAR CRT SS-6900N – 28 and 27 MHz

February 25, 2016 No comments

Superstar CRT SS-6900N Product Description Superstar SS-6900N Modes: AM/FM/USB/CW/PA Frequencies: 28-29.7 Mhz Modes: AM/FM/USB/CW/PA OUTPOWER: 12 W A... Read more

OFF-GRID HAM RADIO: Simple Emergency Communication When the Grid Goes Down

December 01, 2014 No comments

Check great article about Emergency Communication from Robert Richardson : Read more

IC-R30 Communications Receiver [ Video ] HamFair

September 09, 2017 No comments

IC-R30 Communications Receiver (Handheld) The IC-R30 is the successor to the popular IC-R20 compact handheld receiver. The IC-R30 can listen to two si... Read more

DR4020 Dual band Digital QRP radio

September 17, 2019 No comments

A simple QRP digital transceiver. — Fully assembled and tested– Perfect for outdoor digital radio contacts,such as FT8,FT4,JT65 etc. Band: 20... Read more

Review

MFJ-2104 Octopus Antenna, Four Dipoles of Fun!

January 08, 2019 No comments

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

Comparing the RFinder H1and M1 Devices

March 20, 2017 No comments

In this episode, I talk about the 2 RFinder devices – the original H1, and the new M1. The M1 is now my daily carry Smartphone and 2-way radio.... Read more

REVIEW: Connect Systems CS800 DMR mobile radio by VE3XPR

August 10, 2015 No comments

The Connect Systems CS800/801 (UHF/VHF) is a new value priced DMR mobile radio being offered by Connect Systems, as part of its line-up of budget DMR... Read more