“Microphones” is the topic for the latest (April 12) 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 e-mail 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
Talking through a satellite from 15 feet apart
“Andrew Knafel, KN8FEL saw my videos and through our correspondence I helped him learn how to operate satellites. He and his family live in Ohio... Read more
New! Yaesu FTM-3200DR – 2M 65W FM/C4FM Mobile
Yaesu FTM-3200DR FTM-3200DR 144MHz 65W C4FM/FM Single Band Digital Mobile Transceiver Rugged & Compact 2m Digital Mobile with Front Speaker Radio... Read more
Alpha 8406 – 6 Meter Linear Amplifier
Whether you are a weak signal operator or a serious contester, the 8406 is the ultimate 6 M amplifier. It handles continuous duty modes like WSJT with... Read more
Alinco FM Mobile Monoband Transceivers DR-135TMKIII
Alinco FM Mobile Monoband Transceivers are the perfect choice for Amateur Radio operators. Whether you desire 10 meters, 6 meters, VHF, UHF or extende... Read more
BaoFeng GT-3 Mark II Dual Band UHF/VHF
23CM High Gain Antenna allows Baofeng GT-3 Mark II to transmit in 8KM. Optimal SQL Setting Frequecy Range: 65-108 Mhz(Only commercial FM radio recepti... Read more
Icom IC-M73PLUS
Icom IC-M73PLUS PROFESSIONAL VHF MARINE TRANSCIEVER The IC-M73PLUS builds on many of the features that made the IC-M71 the choice of many marit... Read more
Equipment
Xiegu X108G
X108G Outdoor is X108’s upgraded version, It is a compact single conversion HF transceiver covering 0.5 to 30 MHz. Special optimized the Receive Chann... Read more
Elecraft PX3 PANADAPTER
Elecraft PX3 PANADAPTER •High-performance companion panadapter for the Elecraft KX3 transceiver •Full-color waterfall and spectrum displays... Read more
COMTEK ACB-4 Hybrid Four-Square Systems
COMTEK ACB-4 Hybrid Four-Square Systems are phased array Relay Units and Control Consoles that are affordable, simple to install, and easy to use. A p... Read more
2-way RX splitter
The splitter or combiner is a very useful device. It can provide equal voltages, equal current, or equal power to matched or unmatched loads. Like all... Read more
ATEX PTT Solution Available for ICOM IC-F3202DEX and F4202DEX series of ATEX radios
Icom are now able to provide a high quality ATEX approved PTT Headset that is approved to work with the IC-F3202DEX and F4202DEX series of ATEX radios... Read more
PTRX-7300 Panorama Adaptor for the IC-7300
A panorama adapter for the IC-7300? What’s the point, you might ask, the IC-7300 has such a nice spectrum and waterfall display? Right, but unfo... Read more
Review
Baofeng DM-5R DMR Radio Test and Review
DM-5R — BaoFeng’s FIRST DMR Digital Radio & The FIRST DUAL BAND DMR Digital Radio! Crystal Clear Sound Quality The BaoFeng DM-5R featu... Read more
Best Handheld Ham Radio TRI BAND for 2020 – Tri Band Radio Comparison
https://www.youtube.com/watch?v=lxgqkgelB8Q Read more
![Baofeng Radioddity UV-5RX3 [ PART1 ]](https://qrznow.com/wp-content/uploads/2018/10/28-120-315_01_17445992-6dac-43cf-88d6-7dee59643e17_1024x1024-190x122.jpg)
Baofeng Radioddity UV-5RX3 [ PART1 ]
UV-5RX3 Baofeng Radioddity Radioddity has partnered with Baofeng to create the model UV-5RX3 ham radio handheld, covering the 2-meter (144-148 MHz), 1... Read more
The QCX-Mini 20m QRP Rig Kit Arrives
QCX-mini: a feature-packed, high performance, single-band 5W CW transceiver kit, with WSPR beacon and built-in alignment/test equipment. Available for... Read more
Explaining Ham Radio Antenna Baluns, UNUNs and Toroids
Explaining Ham Radio Antenna Baluns, UNUNs and Toroids Read more
Antenna
IOio Antenna
Scheme nº1: Scheme of the IOio antenna “FM ham satellites can efficiently be worked in two ways, one of them sitting in our armchair with a comp... Read more
SDR Receiver with a Slinky Antenna
For years now Hams and Shortwave Listeners have been building antennas out of that great American toy: The Slinky. In this video we string two out to... Read more
3/3 (6) element 50/70MHz Yagi (1.2m)
An Excellent Dual Band Yagi for 50/70MHz with 1.2m boom Model: DB-664 A dualband balun is recommended for this antenna, details can be found HERE The... Read more
Handy 5 Elements 1200 Mhz Twin Loop Portable Antenna
Description Overview It will be 5 elements twin loop antenna of amateur radio 1200Mhz band for mobile. Decomposed and we try to carry. Connector will... Read more
