In this video, we take a look at how RF filters work and how you can improve signals when using an SDR, in this video we use the RTL-SRD reviewer and filters.
Antenna
Why Won’t My 80-Meter Dipole Cover the Whole Band?
Why Won’t My 80-Meter Dipole Cover the Whole Band? Read more
BWDS Base Broadband HF Folded Dipole Antenna
Barker & Williamson’s BWDS series of broadband folded dipole antennas, together with our MK114 or MK112 mast systems, gives rear tactical a… Read more
MonoBeam HF Multibander MB16 10-15-20
MonoBeam The mb16 10/15/20 is an antenna for 14 MHz, 21 MHz and 28 MHz. No traps or inpedance adapting system is used, the feeding is direct with a s… Read more
Inflatable Air Antennas Available from 8th January 2020
Ham AIR Antenna A professionally made, robust, fully portable & waterproof inflatable antenna, for Ham Bands, A 144-148Mhz Version, , Perfect for… Read more
The Super Elastic Signal Stick antenna review and testing
< Who is Signal Stuff? In a world where Amateur Radio ought to be on the cutting edge of technology, far too often hams are seen as being “old s… Read more
Review
![Coaxial Cable vs Balanced Lines – “ARRL The Doctor is In“ [PODCAST]](https://i0.wp.com/www.nerfd.net/wp-content/uploads/2021/09/Coaxial-Cable_-265x168-1.jpg?w=635&ssl=1)
Coaxial Cable vs Balanced Lines – “ARRL The Doctor is In“ [PODCAST]
“Coaxial Cable vs Balanced Lines” is the topic of the current (November 23) episode of the “ARRL The Doctor is In“ podcast. Listen…and learn!… Read more
Ameritron ALS-500M Amp and MFJ-4275MV Power Supply
Ameritron mobile no tune Solid State Amplifier –Mobile no tune Solid State Amplifier – uses four rugged 2SC2879 hig… Read more
POWER POLE DC OUTLET – MFJ 1124 , 1106 , 1126, 1128, 1129, 1104
POWER POLE DC OUTLET – MFJ Read more
Equipment
QRPver-1-v-2-JT65-PSK-BPSK-QRP-Transceiver
This is the SINGLE BAND , ONE frequency JT65 / PSK / BPSK QRP Transceiver. This small size QRP transceiver has about 1 Watts output power built on the… Read more
TH-D74A KENWOOD D-STAR HT (144/220/430MHz) – Test Report
TH-D74A KENWOOD D-STAR HT (144/220/430MHz) KENWOOD D-STAR HT (144/220/430MHz) FCC Part15B(CSR) TEST REPORT FCC ID: K44440900 This device is certified;… Read more
L3Harris Falcon III® AN/PRC-152A Wideband Networking Handheld Radio
Handheld Radio The L3Harris Falcon III AN/PRC-152A provides simultaneous voice, video and high-speed data in a highly portable form factor. Employing… Read more
Hermes Lite 2 HF SDR Construction And Receive Test
Here we build the Hermes Lite 2 HF SDR and test it’s receive capabilities. Read more
What Is A Digital Ham Radio Hotspot? DMR/DSTAR/C4FM Hotspots Explained
Ham Radio Hotspot “So this is a very popular question among my audience, due to my recent videos explaining some hotspots and reflectors. Hopefu… Read more
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