Meet the Raspberry Pi” is the topic of the new (February 28) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone — whenever and wherever you like!
Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himself, Joel Hallas, W1ZR, will discuss a broad range of technical topics. You can also email your questions to doctor@arrl.org, and the Doctor may answer them in a future podcast.
Enjoy “ARRL The Doctor is In” on Apple iTunes, or by using your iPhone or iPad podcast app (just search for “ARRL The Doctor is In”). You can also listen online at Blubrry, or at Stitcher (free registration required, or browse the site as a guest) and through the free Stitcher app for iOS, Kindle, or Android devices. If you’ve never listened to a podcast before, download our beginner’s guide.
VHF
Super Gain HT Antenna By Diamond, SRH770S Dual Band
“If you are in the market for a high gain HT antenna for those fringe areas, this may be for you. The Diamond SRH770s is very flexible for porta... Read more
Baofeng UV-5RX3 Handheld Triband Radio
UV-5RX3 is a compact, ergonomically hand fit HT, which balances cost, functionality and reliability. It provides real 5 watts in the frequency range o... Read more
Icom IC-9700 First Impression, Comparision with IC-7400
Icom IC-9700 Specifications General Frequency coverage 144.000–148.000, 430.000–450.000, 1240.000–1300.000 MHz Mode SSB, CW, RTTY, AM, FM, DV, DD Numb... Read more
Mirage Amplifier B-320-G VHF, HT/MOBLE AMP, 200W OUT, 144-148 MHZ
Amplifier, HT, VHF, Solid State, 144-148 MHz, 3/50 W In, 200/200 W Out, UHF Fem, SO-239, 13.8 Vdc, 25 A, Each Add this amp to your 2 Meter HTor mobile... Read more
Getting started on Ham Radio 2M FM BY K7AGE
In this series of Ham Radio videos, I’ll show you how to program a 2M HT to get on the air along with some of the basics of 2M FM operating.. In... Read more
Review
Astron SS-30M-AP Power Supply First Look!
New from Astron is a 30-amp Power Supply with PowerPoles and 2 USB ports on the front panel. Let’s take a First Look at this! Connectors: [... Read more
Getting your Equipment in the Right Order
Frank Arciuolo, W1ZAH, is having some problems with his antenna set up and SWR. Dave here to help point him in the right direction. Read more
Difficult Grounding Issues
Tim Desmond, KI5OUN, inspired this video on grounding. Simplest to say “Difficult Grounding Issues” Read more
New Astron SS-30M-AP Switching Power Supply Review/Demo
Switching Power Supply, 30 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Fan Cooled, Meters, 115/230 Vac Input Int. Sw., Each Read more
HamBuilder HBR4HFS 4-Band HF Ham Radio Test and Review
“This video took me a few months to put together while testing it in different environments and locations. Today we are looking at the HamBuilde... Read more
Antenna
Feed Point Sealant
Description Liquid Rubber Feed Point Sealant 30ml bottle with brush-in-lid Applicator We have formulated an excellent UV resistant rubber sealant to e... Read more
VE6JY Antenna Farm
A quick tour of VE6JY’s towers/antennas near Lamont, Alberta. 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
To Resonate or Not to Resonate?
Ben, K0ABR, simply asks Is resonate better than non resonate antenna? Read more
QM7 – Seven elements Yagi -Uda Antenna – 144MHz
Make yourself your antenna for 144MHz Great yagi antenna for 2 meters Band – Download .pdf File – To open file you neeed adobe reader ... Read more
News
The K7RA Solar Update
Tad Cook, K7RA, Seattle, reports: Solar activity slowed this week, with the average daily sunspot number declining from 48.9 last week to 33.9 this we... Read more
8-Meter Experimental Station on the Air from the US
WL2XUP is an FCC Part 5 Experimental station operated by Lin Holcomb, NI4Y, in Georgia. It’s licensed to operate with up to 400 W effective radiated p... Read more
Quirky APRS, HG-UV98 Lanch NLH Ham Radio Handheld Review
“Chinese radios have come a long way, many have impressive feature lists, but those features seem to be stuck behind programming or poorly imple... Read more
Product Discontinuation: IC-7851 HF All Band Transceiver
“We are sorry to announce that Icom has discontinued the IC-7851 HF All Band Transceiver. Since its launch six years ago, the IC-7851 has been I... Read more
ISS SSTV Aug 6-7 145.800 MHz FM
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV images on 145.800 MHz FM using the SSTV mode PD-120.... Read more
