An ARISS Slow Scan TV (SSTV) event is scheduled from the International Space Station (ISS) for October 4-8 The event is scheduled to begin on October 4 at 14:00 GMT for setup and operation and continue until October 8 ending at 19:15 GMT. Dates and times subject to change due to ISS operational adjustments Images will be downlinked at 145.800 MHz FM +/- 3 kHz for Doppler shift and the expected SSTV mode of operation is PD 120. The main theme of this collection of images will be Satellites. Radio enthusiasts participating in the event can post and view images on the ARISS SSTV Gallery at https://www.spaceflightsoftware.com/ARISS_SSTV/ After your image is posted at the gallery, you can acquire a special award by linking to https://ariss.pzk.org.pl/sstv/ and following directions for submitting a digital copy of your received image. ARISS SSTV Blog http://ariss-sstv.blogspot.com/ If your radio has selectable FM filters then for best results select the wider filter designed for 25 kHz channel spacing. ISS SSTV info and links https://amsat-uk.org/beginners/iss-sstv/
SOURCE : AMSAT UK
Antenna
Kojinsha – KA1-DP – 7-50MHz – HF Antenna
Model KA1-DP Gain/Size Frequency Range 7-50 Element 1 Number of Elements for Each Band 7-50MHz DP Longest Element（m） 10.4 Power Rating 7/10MHz 1.2kW S... Read more
VK5SFA Wins the April QST Cover Plaque Award
The winning article for the April 2019 QST Cover Plaque award is “A High-Power 160- and 80-Meter Transmitting Loop Antenna” by Steve Adler, VK5SFA. Th... 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
Attaching Coax to a Dipole
Gordon, KO4OCO, in reference to Dave’s 40 meter dipole video, he asks how the actual connection between the coupler and the antenna wire was mad... Read more
Antenna Rotator System ARS-USB Azimuth
Antenna Rotator System is the most popular and universal engine management antenna rotator. With this new generation that includes a USB port,... Read more
Review
RF transistor handles 1.5kW 1.8 to 500 MHz
NXP’s MRF1K50H is a 1,500W LDMOS transistor, following on from the 1,250W MRFE6VP61K25H. This high ruggedness device, MRF1K50H, is designed for use in... Read more
Icom 7300 WSJT-X Combined With HRD and JT-Alert
Part 1 starts with Icom 7300 setup in the menu and connectors. In preparation for connecting to HRD and HRDLogbook. 03:03 Setting up Icom 7300 for rec... Read more
What”s a Transponder, Anyway?
A question from an Oggie prompted this look at the use of transponders in amateur radio. Read more
The MFJ-1234 Rig Pi Remote Station from Dayton Hamvention 2019
“The new Rig-Pi from MFJ, model MFJ-1234, is the next logical step in remote operation. For a low price, it will remote control almost any rig a... Read more
Unboxing the lab599 Discovery TX-500 QRP transceiver!
Unboxing the lab599 Discovery TX-500 QRP transceiver! Read more
Equipment
Finger Morse CW Straight Key / Finger mounted PTT switch
The Finger Morse CW Straight Key is a very simple product that allows you to easily continue operating your Morse Code QRP Ham Radio while walking aro... Read more
Fold-Over Towers – ROHN 55G
Get all of the benefits of a Self-Supporting ROHN 55G tower, without ever having to climb! With a ROHN 55FK, you can easily access the top moun... Read more
MTR2005 – 30 MHz to 88 MHz
The LANDSEC ™ MTR2005 is a 30 MHz to 88 MHz, up to 10 W VHF transceiver for man portable applications FEATURES Automatic own position reporting using... Read more
News
New ICOM IC-PW2 HF Amplifier Reaction With Ray Novak N9JA
ICOM has announced the IC-PW2 HF + 6 meter 1 kw amplifier. Thanks Ray for hanging out with me to do a reaction video! Read more
How Coaxial Cable Improves Antenna Reception
Comparing RG58/U, RG8X, Hyperflex 5, Ultraflex 7, & Hyperflex 10 What’s the difference? Read more
Celebrating The MFJ 50th Anniversary
MFJ is having their 50th Anniversary. I will read a script about MFJ. Watch to learn new and interesting thing about MFJ Read more
Insertion Loss, A/B Amplifier Relay, Why It Is Called An RCA Phono Plug/Jack,
Jim W6LG YouTube Elmer shows how to measure insertion loss on a box he built with a relay inside to select one of two linear amplifiers. He uses a Nan... Read more
Germany: New Entry-Level license class ‘N’ on its way
DARC reports on the planned introduction of an entry-level amateur radio license, it will be limited to just 10w EIRP in the 144 and 430 MHz bands but... Read more
