Main features:
– Calculating satellite passes for up to one week (168 hours)
– Calculating passes for the current or manually entered location
– Showing the list of currently active and upcoming satellite passes
– Showing the active pass progress, polar trajectory and transceivers info
– Showing the satellite positional data, footprint and ground track on a map
– Offline first: pass prediction is done offline. It’s up to you to decide when to update the TLE file and the transceivers DB. (Updates once a week are recommended)
Recent Posts
How do I Ground My Transceiver in a Recreational Vehicle
Devin, KM4ENW, asks how to ground his 2m/70cm radio in his RV. I show how to use the frame of the RV as a good counterpoise. Read more
National Science Foundation Funds Creation of Research Lab at Alaska’s HAARP
A 5-year, $9.3 million National Science Foundation (NSF) grant will allow the University of Alaska Fairbanks (UAF) Geophysical Institute to establish... Read more
An Earth-Directed Stealthy Storm Launches as Activity Bumps Up | Solar Storm Forecast 04.14.2021
https://youtu.be/Tti4AZUa458 Read more
FTdx10 & FT-991A SSB Receiver Comparison
“My good friend Joel, KC4WZB, loaned me his brand new Yaesu FTdx10. When I say loaned, I mean he picked it up at Ham Radio Outlet and brought it... Read more
St. Vincent Radio Amateurs on Alert During Volcano Emergency
Donald de Riggs, J88CD, on the Caribbean island of St. Vincent, says that on April 13, the 42nd anniversary of the 1979 eruption of the La Soufriere v... Read more
Can You Cook A Hotdog With Ham Radio?
“I’ve always been facinated by the physical affects of RF. Today, a light experiment testing if can cook hotdogs with RF. The test incorpo... Read more
Updated Radio Frequency Exposure Rules Become Effective on May 3
The FCC has announced that rule changes detailed in a lengthy 2019 Report and Order governing RF exposure standards go into effect on May 3, 2021. The... Read more
Lab599 Discovery TX-500
Today i’m bringing you an update on a very exciting qrp ham radio from Lab599. It’s called the Discovery TX-500. The TX500 is a HF & 6... Read more
RTL-SDR BLOG L-BAND Patch Antenna Version 2 – Inmarsat – Iridium – GPS
Here we take a look at the brand new L-Band Patch antenna from RTL-SDR Blog. This antenna is designed to work with Inmarsat, Iridium and GPS signals. Read more
The Malahit DSP portable SDR receive
A nifty little portable SDR receiver. I still have lots to explore with it, but here’s an overview. 【Frequency Range】50 kHz~2.0GHz (Registered v... Read more
Comparing the Elecraft KX2 and the Icom IC-705. Which should I buy?
Comparing the Elecraft KX2 and the Icom IC-705. Which should I buy? Read more
80M Antenna with HOA Constraints
Welcome to the 400th Ask Dave video! Ken, VE7ZY, is having trouble with an 80m dipole mounted very closely to the roof flashing. He is seeking other a... Read more
The K7RA Solar Update
Tad Cook, K7RA, Seattle, reports: Sunspots were only visible on 4 days of the current reporting week — on April 3-6 — and now on Friday morning,... Read more
TOP 10 ACCESSORIES FOR IC-705
This week Jonathan goes through his top 10 must-have accessories for the IC-705! Read more
March 2021 Volunteer Monitor Program Report
The Volunteer Monitor (VM) Program is a joint initiative between ARRL and the FCC to enhance compliance in the Amateur Radio Service. This is the Marc... Read more
Traditional Amateur Radio Contesting Faces a Demographic Cliff
Frank Howell, K4FMH, followed up his two-part National Contest Journal (NCJ) series, “The Demographics of Contesting,” with a post to his Social Circu... Read more
ARISS USA Gets IRS 501(c)(3) Recognition
ARISS-USA, a Maryland nonprofit corporation, has earned recognition from the US Internal Revenue Service (IRS) as a Section 501(c)(3) charitable, scie... Read more
Can I Put One End of a Dipole Next to my VHF Antenna?
Nick, KC3PWJ, has a flagpole and also a pole that holds up his VHF/UHF discone. He’d like to string a 20m dipole between the two poles, but is w... Read more
YOTA Contest 2021
Team YOTA has been working hard over the last few months to establish one whole new project for the ham radio community. Everyone can take part, it ta... Read more
Amateur Radio Community Invited to Take Part in MARS Exercise on 60 Meters
Radio amateurs are invited to take part in the MARS exercise now under way until April 10 in support of the US Department of Defense. The five USB cha... Read more