SDRplay Raspberry Pi
Bringing the Radio Spectrum to your computer: In this video we show the process of downloading an SD card image for a Raspberry Pi
The result is a powerful platform for exploring and harnessing the radio spectrum whether for fun, education or R&D. Unlike low cost dongles, SDRplay
Equipment
KP-1 Power Meter – KOHJINSHA – 5KW
KP-1 is a SWR and Power meter employing current transformer covereing the frequency range of 1.8MHz through 30MHz. ■ A large scale analogue cross mete... Read more
Compact Power Supply for Elecraft Radios
Description The SS-30DV is designed to supply 25 Amps continuous (up to 5 minutes) and 30 Amps surge at 14.1 VDC. It is the perfect companion s... Read more
SunSDR2 DX – New 100 Watt SDR This Fall!
Exiting news from Expert Electronics! The introduction of the brand new SunSDR2 DX being planned for this fall. At Hamradio Friedrichshafen this weeke... Read more
Little Boy — An LDMOS HF Amplifier
Little Boy — AN LDMOS HF Amplifier by W6KANI recently watched the movie Fat Man and Little Boy, a 1989 great movie about the Manhattan project a... Read more
SPE Expert 1.5K-FA Linear Amplifier
300W • -60dB Product Specifications Powerful: solid 1.5kW in on on all modes. Very Light: about 10 kgs (about 22 lbs). Very Small: H 12, W 28, D 36 cm... Read more
VHF
Icom ID-31E
HF D-STAR Digital Transceiver Icom ID-31E Showing its commitment to D-STAR, Icom have now released its next generation model in the form of the... Read more
Kenwood TM-V71A Full Dual Bander 144/430MHz
The Kenwood TM-V71A is a true dual-band operation radio so VHF+VHF/VHF+UHF/UHF+UHF operation is possible. The detachable control head is easily connec... Read more
Baofeng DM-5R: Manuals and Software
Baofeng DM-5R DMR Digital Radio VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power 21CM Dual Band Antenna 8-Level Stepped F... Read more
145 MHz Low Loss Bandpass Helical Filter
Low Loss Bandpass by Mile Kokotov Basic design of the filter is from RSGB VHF-UHF Manual, but I made some modifications. Both Inductors... Read more
Review
TenTec 506 Rebel Transceiver – ARRL – QST Magazine
The Rebel 506 utilizes a chipKIT Uno32 prototyping board which give users access to an Arduino based programming environment. With its 32 bit computin... Read more
PicoAPRS with GPS receiver
“Worlds smallest APRS transceiver with TNC” offers many applications. Matchbox-sized, built-in GPS receiver. The transceiver can not only... Read more
Review of the MFJ-1835 Cobweb Antenna
MFJ Cobweb Antenna For restricted spaces, 5-Bands: 20/17/15/12/10 Meters . . . Restricted space spoiling your operating fun? MFJ Cobweb puts... Read more
![“Life Above 50 MHz” [ ARRL PODCAST ]](https://qrznow.com/wp-content/uploads/2019/01/vhf-136-174m-ham-radio-4elements-outdoor-yagi-antenna-vhf-radio-repeater-base-yagi-antenna-190x122.jpg)
“Life Above 50 MHz” [ ARRL PODCAST ]
“Life Above 50 MHz” is the topic of the new (January 17) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Eng... Read more
Software
SDRSHARP COMMUNITY PLUGIN PACKAGE NOW AVAILABLE
The SDR# developer in conjunction with Rodrigo Pérez have recently endorsed and released a “community plugin package” over on the SDR# dow... Read more
V1.0b of the Spectrum Analyser software developed by Steve Andrew specifically for the RSP line of products
“We are pleased to announce the availability of V1.0b of the Spectrum Analyser software developed by Steve Andrew specifically for the RSP line... Read more
Fldigi v4.1.08 now available
The hard-working development team led by W1HKJ have announced the release of Fldigi v4.1.08. This maintaneance release of Fldigi brings several bug f... Read more
WSJT-X 2.1.0 is available!
WSJT-X 2.1.0 Description WSJT-X implements communication protocols or “modes” called FT4, FT8, JT4, JT9, JT65, QRA64, ISCAT, MSK144, and W... Read more
