What makes a truly world-changing invention?. Of all the inventions of the 20th century just one could be said to have changed the world in such a way that it touches virtually everybody on the planet’s lives on a daily basis. It has enabled the most rapid development in technology in history and yet you cant see the vast majority of them directly and their individual job is just to switch on and off. This is the story of the MOSFET and how it changed the world.
target=”_blank” href=”https://qrznow.com/category/ham-radio-antena/”>Antenna
target=”_blank” href=”https://qrznow.com/corner-reflector-antenna/”>Corner reflector antenna
A corner reflector antenna is a type of directional antenna used at VHF and UHF frequencies.It was invented by John D. Kraus in 1938.[3][4] It consist… target=”_blank” href=”https://qrznow.com/corner-reflector-antenna/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/2-meter-halo-antenna-by-mike-fedler-n6tww/”>2 Meter Halo Antenna by Mike Fedler N6TWW
2 Meter Halo Antenna Project Background & Goals There are two previous versions of my loop antenna that were built before the antenna you see now…. target=”_blank” href=”https://qrznow.com/2-meter-halo-antenna-by-mike-fedler-n6tww/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/beverages-ice-vs-beverages-ground-dx/”>Beverages On Ice vs. Beverages On Ground DX
Beverages On Ice vs. Beverages On Ground DX Read Full Article: target=”_blank” href=”https://qrznow.com/beverages-ice-vs-beverages-ground-dx/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/analyzing-analyzers/”>Analyzing Analyzers
Robert P Brady, K5RPB, asks “Is an analyzer a primary purchase for building antennas or should I rely on engineering practices?” What anal… target=”_blank” href=”https://qrznow.com/analyzing-analyzers/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/ground-plane-antennas-arrl-the-doctor-is-in-podcast/”>Ground Plane Antennas [ “ARRL The Doctor is In” podcast ]
Ground Plane Antennas “Ground Plane Antennas” is the topic of the new (December 20) episode of the “ARRL The Doctor is In” podcast. Listen…and l… target=”_blank” href=”https://qrznow.com/ground-plane-antennas-arrl-the-doctor-is-in-podcast/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/category/review/”>Review
target=”_blank” href=”https://qrznow.com/top-five-amateur-radio-reviews-of-2018/”>Top Five Amateur Radio Reviews of 2018
A popular topic on this channel are my product reviews. I will often review amateur radio related products as hams are infinitely curious on how a par… target=”_blank” href=”https://qrznow.com/top-five-amateur-radio-reviews-of-2018/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/vacuum-tubes-arrl-the-doctor-is-in-podcast-listen-and-learn/”>Vacuum Tubes – “ARRL The Doctor is In” podcast. Listen…and learn!
“Vacuum Tubes” is the topic of the current (February 15) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! More than a half-mill… target=”_blank” href=”https://qrznow.com/vacuum-tubes-arrl-the-doctor-is-in-podcast-listen-and-learn/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/rfinder-b1-android-dmr-radio-unboxing-and-initial-setup-rfinder-repeater-directory/”>RFinder B1 Android DMR Radio Unboxing and Initial Setup – RFinder Repeater Directory
RFinder B1 HT Radio, Android DMR and FM This is the device that you have been waiting for! The RFinder B1 is now available for pre-order. Imagine a d… target=”_blank” href=”https://qrznow.com/rfinder-b1-android-dmr-radio-unboxing-and-initial-setup-rfinder-repeater-directory/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/radioddity-gm-30-gmrs-ht-walkie-talkie-best-gmrs-handheld-radio/”>Radioddity GM-30 GMRS HT Walkie Talkie | Best GMRS Handheld Radio?
Radioddity has a new GMRS HT Walkie Talkie and today we’re going to take a look at what comes in the box and the menu of this new GMRS Handheld… target=”_blank” href=”https://qrznow.com/radioddity-gm-30-gmrs-ht-walkie-talkie-best-gmrs-handheld-radio/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/2-days-off-grid-p-ham-radio-to-japan-ft8-random-wire-antenna/”>2 Days Off Grid – /P Ham Radio to Japan FT8 Random Wire Antenna
“Hello Operators In the previous videos from this excursion, we covered portable off grid battery and solar power, the Raspberry Pi for data com… target=”_blank” href=”https://qrznow.com/2-days-off-grid-p-ham-radio-to-japan-ft8-random-wire-antenna/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/category/equipment/”>Equipment
target=”_blank” href=”https://qrznow.com/icom-ic-7200-hf50mhz-transceiver/”>Icom IC-7200 HF/50MHz Transceiver
Icom IC-7200 IF DSP The latest IF DSP technology is employed in the IC-7200. While the IC-7200 is an entry-class transceiver, advanced digital feature… target=”_blank” href=”https://qrznow.com/icom-ic-7200-hf50mhz-transceiver/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/juma-pa1000-1kw-hf-6-meters/”>JUMA PA1000 1Kw HF + 6 meters
Overview JUMA PA1000 is a very light weight solid state 1 kW linear amplifier for HF and 6 meter bands. JUMA PA1000 is using a most modern LD… target=”_blank” href=”https://qrznow.com/juma-pa1000-1kw-hf-6-meters/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/mfj-1936t-ground-rod-w-clamp342twire-bundle/”>MFJ-1936T GROUND ROD, W/CLAMP,+342T+WIRE BUNDLE
The MFJ-1936 is a HOT new product from MFJ for those who wish to be QUICK with their antenna set-ups! For those hams on-the-go to their next adventur… target=”_blank” href=”https://qrznow.com/mfj-1936t-ground-rod-w-clamp342twire-bundle/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/icom-ic-7300-ham-radio-go-box-its-final-form/”>ICOM IC 7300 Ham Radio Go Box, It’s Final Form?
“The go box is portable operation ready. How did I do on the wire mangement? What is its final config? Check it out and tell me what you think…. target=”_blank” href=”https://qrznow.com/icom-ic-7300-ham-radio-go-box-its-final-form/” class=”read-more-link”>Read more
target=”_blank” href=”https://qrznow.com/rm-italy-bla-600-review-with-martin-lynch/”>RM Italy BLA-600 Review with Martin Lynch
The BLA 600 is a wideband compact, fully automatic 500W wideband linear amplifier for the HF bands and 6m, from 1.8 to 54 MHz. Totally ideal for runni… target=”_blank” href=”https://qrznow.com/rm-italy-bla-600-review-with-martin-lynch/” class=”read-more-link”>Read more
The post target=”_blank” href=”https://qrznow.com/mosfet-the-most-significant-invention-of-the-20th-century/”>MOSFET – The Most significant invention of the 20th Century appeared first on target=”_blank” href=”https://qrznow.com/”>QRZ NOW – Ham Radio News.
![Amateur Contact Log 7.0.6 is Now Available! [ N3FJP ]](https://iz4wnp.webtome.net/wp-content/uploads/2022/07/295098545_535020761747343_2034237890068976091_n.jpg "Amateur Contact Log 7.0.6 is Now Available! [ N3FJP ]")
