“This is where you start. Video #1. I have done a quick video on each one of the HF bands 
Printing the band charts
Download and print PDF documents using Adobe Reader.
- Frequency Bands Chart [PDF] (8.5 X 11; grayscale)
- Frequency Bands Chart [PDF] (8.5 X 11; black/white)
- Frequency Bands Chart [PDF] (8.5 X 11; color)
- Frequency Bands Chart [PDF] (11X17; color)
VHF
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
BaoFeng DM-5R Dual Band DMR Digital Radio
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
MOTOTRBO XPR 7000 Series
The MOTOTRBO XPR 7000 Series is a communications powerhouse for demanding users. Offering a full set of features and rich functionality in one… 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
Review
Unboxing the BITX40 SSB QRP 40-Meter Kig
“I learned about the BitX-40 from Randy, K7AGE’s unboxing video and immediately placed an order. It arrived today a few weeks after I plac… Read more
SunSDR2 PRO at SK3W in CQWW SSB
“How does the SunSDR2 PRO perform in a multi operator contest environment? We wanted to test the PRO in the toughest possible environment, a mul… Read more
Putting the FLEX 6000 on the air
A short video showing how easy it is to get a FLEX-6000 on the air by Al K0CN FlexRadio iOS Apple Application Review Read more
Equipment
The CommRadio CTX-10 QRP
CommRadio CTX-10 The CommRadio CTX-10 blends high performance, internal SDR technology, high efficiency circuit design, compact size and simple operat… Read more
Anan-100BE SDR multi-mode transceiver
The Apache Labs ANAN-100BE is an entry level, High Performance 100 watt HF + 6M Software Defined Radio multi-mode transceiver. The receiver is… Read more
SunSDR2 PRO
The brand new SunSDR2 PRO transceiver is a modern SDR transceiver developed with contesting and DXing in mind. It covers all HF bands plus 50 M… Read more
GEK SSB HF Transceiver
Project by N.Ganesan & I.Arun Silver series (Low range) for Beginners Gold series (Mid range) for Amateurs Diamond series (High range) for Profess… Read more
Digital Modes
Release: WSJT-X Version 1.8.0
WSJT-X Version 1.8.0 ” 1. New mode called FT8: sensitivity down to -20 dB on the AWGN channel; QSOs 4 times faster than JT65 or JT9; auto-seque… Read more
Quicker-Turnaround Digital Modes in Experimental Stage for WSJT-X Suite
Recent sporadic-E propagation openings on 6 meters and elsewhere have pointed up the need for a digital mode having faster turnaround time than curren… Read more
Goodbye FT8, Hello Olivia, The Magic HF Digital Mode
“So many people have started using FT-8 on HF, but they leave all the other modes to die off, like Olivia. Olivia isn’t new, but it offers… Read more
Ham College 16 – Part one of our look at the Digital Modes.
Part one of our look at the Digital Modes. Read more
