International Crystal Manufacturing Company, Inc. (ICM) is a family-owned, business established in 1951 to provide crystals, oscillators and filters for the military. Today, ICM manufactures in the U.S. an extensive line of quartz crystals, oscillators, filters, and TCXOs / VCTCXOs used in military applications, communications, microwave transmission, data acquisition and transmission, and cutting edge research
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News
Russian cosmonauts on board the International Space Station plan to transmit slow-scan television (SSTV) images on August 4 – 5. The SSTV images will commemorate the joint Soviet-US Apollo-Soyuz mission, the first international space missio... Read more
Digital Modes
FT8CALL – The NEWEST HF Digital Mode, Introduction and Demo
FT8CALL “FT8, as we know, has dominated the airwaves for over a year now. Imagine the ability to have keyboard to keyboard ragchew, with... Read more
Ham Radio HF Digital Modes: Hellschreiber, Feld Hell Tutorial
“Are you tired of PSK31? Are you sick of FT8? Is RTTY just a bunch of contesting anymore? At last, I finally finished this video and started ano... Read more
Digital Mode FT-8 With Light Bulb Antenna 750 Miles!
Jim, W6LG tries FT8 using light bulbs as the antenna and communicates with another ham in Canada. The distance was 750 miles or about 1200km! This is... Read more
FT8DMC 3rd Anniversary-Activity Days 2020
To commemorate our 3rd anniversary, special event stations will be on air during the FT8DMC Activity Days from 1. to 31. July 2020. All stations will... Read more
Getting Started With Digital Modes
This comprehensive video explains the concept behind amateur radio digital modes and describes the hardware and cabling required to get started. This... Read more
VHF
VHF Contesting with the ICOM 9700
“Our entry into the RSGB 2m Backpackers contest, using the new ICOM 9700. We made 79 contacts into 6 DXCC during the 4 hour contest and got sunb... Read more
PHOENIX 1000 TRIBAND 1 KW 50 – 70 – 144 MHz NCR
Description Freqency Coverage 50 – 70 – 144 MHz Mode FM-CW-SSB “JT65” Output power 1000W Input power 7-10W Power supply insid... Read more
Kenwood TH-F6A 144/220/440MHz
Kenwood TH-F6A 144/220/440MHz Finally, the Amateur Handheld that everyone has been waiting for, the New Kenwood TH-F6A. The TH-F6A is a 144/220/440 MH... Read more
Amateur Radio Guide to Digital Mobile Radio (DMR) by W2XAB
What is DMR? Digital Mobile Radio (DMR) was developed by the European Telecommunications Standards Institute (ETSI) and is used worldwide by pr... Read more
![Baofeng DM-5R : Tier II Support [ Update ]](https://qrznow.com/wp-content/uploads/2016/09/BaoFeng-DM-5R-2-190x122.jpg)
Baofeng DM-5R : Tier II Support [ Update ]
Baofeng DM-5R Radioddity has updated the DM-5R listing with this cryptic note about Tier II support: “Support DMR repeater function (DMR Tier I;... Read more
Review
Green Egg for Ham NMO Antenna Mount Cover – Ham Radio Q&A
“The Green Egg for Ham is a cute name for a 3D printed cover for your NMO antenna mounts. The Motorola style NMO mount is a popular style mount... Read more
Working QRP – LDG Z817 Tuner Review
A hands on look at the LDG Z817 Autotuner with a QRP contact at Foymount Ontario. <span style=”color: #000000; font-size: 14pt;”>T... Read more
Unboxing and Testing the Kenwood TH-D74A Triband DSTAR HT : Ham Radio 2.0
Kenwood has upgraded their game and jumped onto the DSTAR bandwagon. This Triband HT includes the 220MHz band, and is capable of DSTAR on all 3 bands.... Read more
Super Battery Booster MFJ-4416C
Today`s compact 100-watt HF rigs are designed to operate from about 12-16 volts, with output signal distortion, output power problems, and transceiver... Read more
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