4SQ-8DIR antenna system The four-square phased-vertical array if used by many contesters and DXers for oreration on the low bands. This construction modify a conventional
Read moreTag: power
L’importanza di un buon power integrity
Avere una alimentazione stabile di elevata qualità, poco rumorosa e capace di erogare picchi di corrente quando richiesto, senza uscire dai limiti di specifica non è
Read moreAmpleon announces the industry’s most rugged 2KW RF power LDMOS transistor for ISM applications
Ampleon has released the first of a family of RF power devices based upon its Advanced Rugged Technology (ART) derivative of the proven 9th generation
Read moreSoddisfare le sfide di power management dell’illuminazione automotive
La proliferazione dei moduli LED nelle automobili crea nuovi requisiti all’hardware del sistema, tra cui le dimensioni ridotte dei componenti per adattarsi all’elettronica aggiuntiva nello
Read moreOutput Power vs. S-Units
“This is one of the most important concepts in ham radio… the relationship between transmitted power and received signal strength. Sadly, many hams aren’t familiar
Read moreProgetti low-power con FPGA
In questo articolo si cerca di fornire ai progettisti e agli sviluppatori che lavorano con FPGA, alcune indicazioni per sviluppare un progetto power sensitive, il cui
Read moreItalab Rfbroadcast – HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz )
Italab HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz ) Extremely robust HF RF POWER amplifier, the RF section is equipped with
Read moreA simple method for Decibel power calculations. Receivers. – Ham College 51
Questions from the General Amateur Radio exam pool part 22. A simple method for Decibel power calculations. Receivers. Antenna Create CLP-5130-1N VHF/UHF Log-Periodic Antennas –
Read moreNew McKinley EU Photo Hints At High Power?
This new top-down photo of the President McKinley EU CB Radio, taken from the President website, shows that it has a nice little heat-sink on
Read moreTechnical Paper Raises Visibility of Wireless Power Transmission Interference Potential
A technical paper drafted by International Amateur Radio Union Region 1 (IARU-R1) President Don Beattie, G3BJ, is the latest official step to increase the visibility of wireless
Read moreFirmware 153 – Speciale Power & Motor
È uscito il numero di marzo di Firmware dedicato al settore Power & Motor con articoli sulla gestione della potenza e controllo motori. All’interno troverete
Read moreIl mercato dei sistemi di power management e controllo motori
Il circuito integrato di gestione della potenza (PMIC) è un dispositivo che aiuta a gestire i requisiti di alimentazione del sistema host. Questo tipo di
Read moreProgettazione low power: FPGA a confronto
In questo articolo metteremo a confronto alcune delle FPGA dei produttori più conosciuti, il tutto per capire quale, dal punto di vista energetico, garantisce un consumo di potenza
Read moreMFJ 4230DMP Power Supply – Review
MFJ 4230DMP – Power Supply “A new digital display power supply from MFJ, the 4230DMP. This 30-amp power supply is perfect for portable operation or go
Read moreLe sfide del power per la prossima Industria – intervista a Tony Armstrong Direttore Marketing @ Analog Devices
Oggi parliamo con Tony Armstrong, che ci spiegherà come Analog Devices sta affrontando le sfide future in ambito di alimentazione. Tony Armstrong è il product
Read moreL’importanza di un efficiente power management
La gestione dell’alimentazione svolge un ruolo importante praticamente in ogni apparecchiatura elettronica. Un sottosistema di gestione dell’energia efficace può influire sull’affidabilità, le prestazioni e il
Read moreHF power amplifier BURST-2000A [ VIDEO ]
HF power amplifier BURST-2000A [ VIDEO ] January 31, 2019 No comments Read more miltiFlex – FlexRadio January 31, 2019 No comments Maestro
Read moreToptek Communications PA-85V VHF Power Amplifiers
Amplifier, VHF, 85 W, 138-174 MHz, Each Brand:Toptek Communications Manufacturer’s Part Number:PA-85V Part Type:VHF/UHF Amplifiers Product Line:Toptek Communications PA-85V VHF Power Amplifiers DXE Part Number:TEK-PA-85V
Read moreRT97 Portable Repeater Power Amplifier UHF
RT97 Portable Repeater – Retevis Multi working power selection, working with the matching power adapter, and also can work under DC12V~24V power or car power.
Read moreYour Questions Answered (Mobile Install, Inexpensive Radios, Power Supplies) – Ham Radio Q&A
VHF DVMega and Pi-Star DMR Hotspot – Ham Radio Q&A March 01, 2018 No comments “Don’t let the lack of a repeater keep you from
Read moreBURST 2000A – HF power amplifier
Technical characteristics of HF power amplifier BURST-2000A 2200 W PEP output power (SSB and CW) All HF bands, including WARC bands and 6 meters Rated
Read moreSTMicroelectronics lancia una soluzione Sigfox Monarch ultra-low power
STMicroelectronics ha immesso sul mercato una soluzione certificata per connettività IoT wireless globale, a bassissima potenza e a lungo raggio, consentendo il servizio di localizzazione
Read moreMETROPWR FX775 – VECTOR POWER/SWR METER
METROPWR FX775, is a modern VECTOR POWER/SWR METER completely digital. It’s composed of a wattmeter and a power coupler for measurements up to 3/5kW. It has
Read moreARRL Says Manufacturers’ Wireless Power Transfer for Electric Vehicles Petition is Premature
ARRL is opposing a Petition for Rulemaking (RM-11815) by several vehicle manufacturers that calls on the FCC to “adopt field strength limits in Section 18.305 that will
Read morePresident Bill Hi-Power
Video:YouTube/Klaus R. A quick video showing a modded President Bill with louder FM TX audio and increased output power of around 25 watts. Personally I
Read more