QRO – 2000W tube linear amplifier “ HF2015DX ” Amplifier. 5″ TFT screen. 6 GHz over the last decade, and RF performance of LDMOS microwave products for S-band radar is presented. The MCP4728, a 12-bit voltage output DAC, is suitable for the LDMOS bias voltage control applications. This family of devices is considered Extremely Rugged and can withstand SWR’s of greater than 65:1 at all phase angles around the Smith chart. Read the QST October 2010 9500 review. 14. The eficiency power data presented in Figure 15 is obtained by sweeping the output load and input power of the PA device. KPA1500 with EU European power cable (Schuko) is available. 8 to 54 MHz Dual Directional Detector. Availability: In Stock. Product Details. SEE BANNER AT TOP OF WEBSITE FOR CURRENT DELIVERY TIMES. The recommended supply range is 30-50Vdc. By studying the specifications, it looks like with correct broadband matching and some operational safety margin we can get close to 600W output A Very High Power Amplifier for 1296. LDMOS RF Power Amplifier 23cm 300 Watt assembly options: – Stand alone controller design, controller in its own box, with connection cable to main PA box; – Integrated controller design, controller integrated into main QUICK VIEW2KW 1. 50A Single Stage DC Line Noise Filter Circuit $79. High power amplifier for 1296 1 KW SSPA for 1. 5Kg aluminium heatsink cooled by three temperature controlled fans. Max. Introducing the new LA-1K RF Sensing Dual HF LDMOS 1000 Watt Amplifier. Aug 26, 2016 · The copper spreader is 12mm thick and was sourced locally. RF Power Output: 1,500 Watts CW/SSB 160-10 meters, 1,100 Watts 6 meters. com. With your purchase, we provide a parts list to complete the Price: $3695. 5kW power output and the 1 to 400MHz frequency operation range are not the only features that make the ART2K5TPU a truly unique device, as it also comes with dual integrated temperature sensors. Email sales@alpharfsystems. PROUDLY MADE IN THE USA SPECIFICATIONS: SSB Power: 1000 Watts PEP CW ICAS CW Mode: Power levels up to 850 Watts The load-pull data of a 400-W LDMOS power device is shown in Figure 15. 8-60Mhz 4 x MH 1KW HF/6M LDMOS Amplifier Kit $1,999. This is first version of the software for the Forte 600 W amplifier based on MRF300 transistors and targets STM32F103 mcu. Digital lighted Volt and AMP meter with Shunt. 5-22 MHz coverage, instant bandswitching, no warm up, no tubes to baby, fully SWR protected, extremely quiet, very compact. PCB assembled from original, high quality components - Cornell Dubilier RF caps for output, TC-12, RG316 and RG400 cables for This project describes an ARDUINO based control of a Solid State PA ( concept F1JRD ). This board is intended to control any kind of solid state amplifier. 3 kW linear amplifier with four ART1K6 LDMOS fets. * Output power is 500 watts PEP, 400 Apr 27, 2004 · Power amplifiers used in base stations require biasing for proper RF performance. from $79. - Ameritrons revolutionary ALS-600 is amateur radios ONLY linear amplifier that uses four Weight 19Kg. AUTO autotuner. 1/ of4. LDMOS are useful devices for many applications including commercial FM broadcasting and TV power transmitters, cellular and paging communication systems, and military RF and microwave hand-held transceivers. Board can control and display: – Temperature, up to 4 DS18B20 MAXIM digital thermometers, 1 mechanical sensor as final level of protection. Being a Linear Amplifier it is suitable for all modes of Ameritron ALS-500M Amplifiers feature: * Instant band switching, no tuning, no warm-up--just turn on and operate, making mobile QSOs safe. . fully automatic operation from 160m to 6M making 1200W with. Weight 15. 5KW $449. 500w 70cm Amplifier. It can be used to bias any enhancement and depletion type amplifier operating in Class-A regime with drain voltages (VDRAIN) as specified. uses a pair of low-cost MRF300 LDMOS transistors. or Best Software for solid state (LDMOS/BJT) high power ham radio amplifier. While the LA-1K will work with a wide variety. MSRP: 5,995. QUICK VIEW1KW HF/6M LDMOS Amplifier Kit. Up for sale KIT for assembling 500w-1kw amplifier board for 432 MHz band. Amplifier. All PA parameters will be under strict and constant control of this board. Here is another photo of the heatsink drilled and tapped using M4 bolts. Automatic Transverter Interface. 5W input. 8 through 54 MHz and provides 1000 W output power (PEP or continuous carrier) with less than 50 W of drive. input power between 50 and 90W depending on your ALC. A couple of years ago, F5FLN described a 6 meter KW amplifier he built modeled after the Freescale MRFE6VP61K25H reference design for an 88-108MHz FM amplifier. LDMOS RF Power Amplifier 23cm 300 Watt designed to work with 23cm band amateur radio transceivers. Being a Linear Amplifier it is suitable for all modes of operation – SSB, CW, RTTY, PSK, FT8, JT65 , MSK etc. $110. Our new KPA1500 was designed with the serious operator in mind. Sequenced preamp power and control. 00 USD and a 1500 watt PEP single LDMOS Amplifier Board for $549. The BLF188XR and BLF578XR power LDMOS transistors are designed primarily for broadband RF power amplifiers with frequencies up to 600 MHz. Figure 15: Eficiency versus output power (P 3dB) for a 400-Wpeak power 30-V LDMOS device at 960 MHz. Like most of recent SSPA's, this PA is using one LDMOS transistor (Freescale MRFE6VP61K25H able to produce 1. 1K to work as the perfect match for our very popular HF-. 8 to 54 MHz combiner set Automatic Transverter Interface 1 KW 6 Meter LDMOS Amplifier 2 Meter 80W All Mode Amplifier 1 KW 2M LDMOS Amplifier 1 KW 222 MHz LDMOS Amplifier 500w 70cm Amplifier 1KW 70cm LDMOS Amplifier Review Summary For : Elecraft KPA1500 HF+6M Amplifier. The previous top The ACOM 1200S is a state-of-the art linear power amplifier that covers all amateur bands from 1. 3) for amateur radio equipment. Once finished, power down the display and remove the card. 8-50MHz and 500W on 70MHz and is a Linear amplifier and so is suitable for all modes of operation – SSB/CW/RTTY The Gemini 222-1. flow-solder service for LDMOS, if needed. 250W RF for only 2. Copper plate 150х100х10mm size LDMOS PA amplifier. If the temperature is >65°C, the system goes to Cool Down (4), the recovery is =<55°C. Jan 5, 2010 · One of the most effective solutions is using a stand-alone DAC and a temperature sensor. 2 Year Warranty. Chinese 2 KW HF2015DX Linear…. A deposit of $1,200 will be required to begin the manufacturing process of your order. 8–5. Title Type Date; Power LDMOS transistor Data sheet: 2019-09-10: Longevity overview Other type: 2024-03-22: Mounting and soldering of RF transistors in overmolded plastic packages 14. But the 2. I ordered the SSPA, LPF, control board, and two of the dual direction detectors Feb 16, 2023 · RF Amplifiers Bias Controllers. This amplifier features RF sensing for automatic band changing, so a transceiver band interface cable is not needed. A 1. These Amplifier Boards include the LDMOS transistors, copper heat spreader and are fully assembled and tested. 17. Description: The Elecraft KPA1500 is a compact, full-legal-limit, solid-state amplifier designed for reliability and operator convenience. 5Kg. RF amplifier bias controllers generate a regulated drain voltage and actively adjusts the gate voltage of an external amplifier to achieve constant bias current. 8-54Mhz 50v. 9 GHz power amplifier was designed, fabricated and tested. Price 110,00 FAN with speed control 120mm. This clip starts with unboxing, continues with operation and setu A removable front panel control unit allows complete amplifier control right where you want it. The BLF18XX family operates on 50 volts DC and is ideal for The DS1870 is a dual-channel bias controller targeted toward class AB LDMOS RF power-amplifier applica-tions. MADE IN THE USA,We are pleased to announce that the LA-1K far exceeded all standards in FCC testing at a FCC-certified laboratory and received The LA-1K is a RF Sensing Dual HF LDMOS 1000 Watt. Infineon Technologies offers active bias controllers stabilizing the bias current for NPN transistors and FET’s. QUICK VIEW1000w LDMOS Linear Amplifier 50v 1. At first boot the firmware will be loaded. Complete HF bandpass filter board kit. setting. 1. The Gemini HF-1K is a solid-state 1kW 1. 8 through 54MHz. 8-30MHz amateur band , using Chinese FU728F ceramic tetrodes working at Class AB1. 83. It was published in Dubus magazine, and looked like a worthwhile project. HP 50 volt power supply, Runs on 120 or 220 volts. Dec 9, 2022 · Published: 09 December 2022. Price excl VAT: £ 2,499. However, if you have one of the QRP 5w or 10w radios, this attenuator can be bypassed via rear-panel jumpers. 1KW HF/6M Amplifier Kit. This makes it an ideal match for most of the 10w radios in use today. ino Arduino LDMOS SSPA controller with Nextion HMI display. Sep 1, 2023 · Here g 0 is the number of EHP generated per unit dose in unit volume. of tuners and transceivers, Palstar custom-design the LA-. The Palstar LA-1K 1000W HF Amplifier is a solid-state unit equipped with dual LDMOS transistors (Laterally-Diffused Metal Oxide Semiconductors), providing full output at a nominal 40 to 55 watts input. The device provides stable and consistent performance over the wide temperature range from -40°C to +125°C. Nestled in the amplifier stack in the station, this amplifier uses the new MRF13750 50v LDMOS device, and easily produces 600 watts on 1296 MHz, requiring a maximum of only 10w drive. Touch button for band selection. Hits: 3609. It has a very nice color display touch screen which includes a power meter and a live SWR meter. 1 KW 222 MHz LDMOS Amplifier. 8 through 54 MHz and provides 1000 W output power (PEP or continuous carrier) with less than 50 W of The 1296 MHz Gemini 23 incorporates a front panel switchable 13. 5K has been designed from the start with high May 28, 2010 · The design and characterization of LDMOS power transistors and amplifiers developed for 6 GHz WLAN applications are presented. It uses lookup tables (LUTs) to control 256-posi-tion potentiometers based on the amplifier’s temperature and drain voltage or current (or other external monitored signal). C $165. We supply mercuryIIIS ready to operate. Protected against antenna SWR over 2 to 1 and. They provide 1000W output power (PEP or continuous carrier) with less than 50W of drive on 240VAC (max. Single MRFX1K80H. The core of the Review Summary For : Mercury IIIS HF/6m amplifier. In contrast to tube amplifiers, an LDMOS transistor with a supply voltage of only +50 V is used here. Observations: Keep your fans close to (on the fins of) the heatsink. incl VAT: £ 2,449. onboard sensors for supply voltage, supply current, heatsink temperature, output power & reflected power, drive power. Price $2280 USD. 3. Price excl VAT: £ 1,957. load pull, has at 5 GHz an efficiency of 63% and at 12 GHz an. board spacer set, if ordering the basic kit. But this is not enough to extend the life of the linear amplifier for Ham Radio since some components can overheat and break. 8 to 54 MHz Dual Directional Detector 1. The Gemini DX1200 Solid State Linear Amplifier will give 1200W CW output on 1. QUICK VIEW1. 9500 amplifiers are available for immediate shipping. The measured results show that this RF Apr 23, 2024 · This board is intended to control any kind of solid state amplifier. 5 KW LPF for 160-6m 1. Nov 20, 2020 · RF Man’s LDMOS Amplifiers. Nov 18, 2015 · QRO/QRP. The purpose of the project is to build a linear LDMOS amplifier for HF bands 160-10 m. $1,699. All operational conditions are visible on a multi-function high-resolution color display. STMicroelectronics is adding a broad range of new devices to the STPOWER family of LDMOS transistors, which comprises three different product series optimized for RF power An amplifier designed for the most demanding OM who expect: OL-POWER: Exceptional Spectral Purity One of the primary goals of the OL-POWER RF project was to significantly surpass the spurious signal suppression requirements outlined in the international standard (ETSI 301 783 pts 5. 1000w LDMOS Linear Amplifier 50v 1. V 1. These devices Sep 24, 2018 · 30V node. They have stable bias current supply even at low battery voltage, and low voltage drop. Now shipping from all Palstar dealers. that were available online for the LDMOS amplifiers and settled on the kit parts from Jim Klitzing, W6PQL . 20A DC Line Noise Filter Circuit $59. Feb 28, 2006 · The DS1870 is a dual-channel bias controller targeted toward class AB LDMOS RF power-amplifier applications. Maximum fan speed is recommended for prolonged operations (contests, Digi mode, etc. * Very compact, fits in nearly any mobile installation and weighs only 7 lbs. Brand: Vk-Amps. The only thing we do not ship the C14 type power cord because many electrical outlets 500w-1kw 432 MHz 420-450 MHz 70cm LDMOS amplifier KIT. Machined Solid Copper heat spreader. 00 $1,999. By using on This paper presents the pre-matching and matching approach for RF LDMOS device in designing of high-power RF amplifier. Auto band changing or CAT. from $139. Its no-nonsense front panel shows all important parameters at a glance, with a high-contrast 32-character LCD and fast, bright LED bar graphs. It supports up to 3 antennas. Frequency Range: 1. 00. It covers from 6 to 160 meters. This can be selected by the operator to be either an output voltage on the rear panel or a coax bias-T feed as required. Description. - see excellent application note of Freescale here) which is quite rugged (advertised to withstand a SWR of 1:65) but The LA-1K is a RF Sensing Dual HF LDMOS 1000 Watt Amplifier. 95. High-voltage transformers, preheating and annoying post-voices are a thing of Typical HF transceivers for example have a power level of around 100W, so additional amplifiers can be found in use to boost the power up by a useful 6dB to 400W or 11/12dB or so to around 1500W in other countries. incl VAT: £ 2,349. 4. 8-60Mhz 4 x MH from $200. 2K 222 MHz Linear Amplifier has been designed from the start with high duty cycle usage in mind. While the LA-1K will work with a wide variety of tuners and transceivers, Palstar custom-design the LA-1K to work as the perfect match for the very popular HF-AUTO auto tuner. The controllers come in small SOT 343 package. This article explains the two classes of biasing that are prevalent in the RF industry, analyzes their characteristics, and shows implementations with existing ICs. 8 to 54 MHz combiner set Automatic Transverter Interface 1 KW 6 Meter LDMOS Amplifier 2 Meter 80W All Mode Amplifier 1 KW 2M LDMOS Amplifier 1 KW 222 MHz LDMOS Amplifier 500w 70cm Amplifier 1KW 70cm LDMOS Amplifier Massive cooling for Datamode /. Hits: 4347. These ICOM PW1 linear amplifiers cover all HF bands and 50 MHz with 1 kW of stable, clean, and low-distortion RF power. Designed for home station use, it's compact internal switching power supply runs on standard AC power, selectable for 120v or 230v, 50-60 Hz. A high-VSWR sensor will lock out and bypass the amplifier if it senses a load VSWR greater that 2/1 (internally adjustable). 0 Display Firmware for: Download the ZIP file for your display model, extract the TFT file and copy on to the MicroSD card. Description: This solid state HF amplifier uses a single LDMOS for. ) The fan control button (2) sets the fan to AUTO/MAX. Reviews: 82. The board based on modern STM32G070 CPU and 16×2 LCD. 8-30 MHz and 50-54 MHz, Amateur bands. RF2K-S Amplifier Specifications and Features: Assembled and tested, ready to use. based power Dec 9, 2022 · Published: 09 December 2022. Our high-performance amplifier for the 23 cm amateur radio band achieves great performance, high efficiency and best linearity. 3 Arduino-LDMOS-SSPA-Controller-v1. 1 KW 2M LDMOS Amplifier. 1 V / cm, a term to ensure convergence; E 1 = 0. 8 to 54 MHz combiner set. Features: Max watt, max SWR, Max Temp for Bar graph settings can be changed in Arduino code. Dual BLF188XR LDMOS Amplifier 1500 Watts Average New and Power Supply, single board with 2 transistors. Available also Automatic version of PA – “HF2015DX-A” (Price is unknown). Or worse, we forget to select or connect the antenna. The core of the amplifier is dominated by a 7. $199. The amplifier must withstand a continuous power of 1. $1,999. ACOM 1200S Solid State HF + 6 Meter Amplifiers cover the amateur bands from 1. 8-250MHz working frequency range, a maximum 28dB of gain and over 70% efficiency. Price excl VAT: £ 2,040. 25 µm SiGe:C BiCMOS technology and have been characterized using a load/source pull measurement system. The Gemini 2-1. MSRP: $2800/assembled. The video shows the precise protection when SWR>2 Video Total price $2,799 + Shipping within the continental US and Puerto Rico. 8 - 54Mhz Directional Coupler SWR Bridge. It uses lookup tables (LUTs) to control 256-position potentiometers based on the amplifier's temperature and drain voltage or current (or other external monitored signal). With its internal temperature sensor and multichannel A/D RF LDMOS Amplifier 3000 watts (160 - 12 meters plus 10 & 6 meters) Dual BLF188XR. Reviews: 42. Easy to operate. The LA-1K as RF sensing allowing automatic band switching without having to interface the radio. Then the balance when the order is close to being shipped. Copper plate for LDMOS PA amplifier’s. 5KW Hybrid Splitter/Combiner Set. Price excl VAT: £ 2,582. Sep 21, 2018 · Here’s a full review of the Palstar LA-1K, it’s a 1 kW dual LDMOS solid-state HF linear. 8-54 MHz A 1. The RFPA uses the Freescale AFT21S140W02GSR3. While the LA-1K will work with a wide variety of tuners and transceivers, Palstar custom-designed the LA-1K to work as the perfect match for our very popular HF-AUTO autotuner. Oct 27, 2019 · Each individual MRF300 LDMOS transistor is specified at 330W output over a 1. It has the following features: * 1500 watts * 160-6 meters * Space-saving RF deck and separate power supply unit * Fast High power amplifier for 1296 1 KW SSPA for 1. Type: Ham Radio. Price: $8,795. A copy of the data sheet can be found on the internet in Price: $3695. Now fitted with the ART1K6FH LDMOS to give 1400W max output. Model#: 9005800. View Show abstract This is one of the toughest projects we ever did, after seen many claiming they do a lot of "Bird" watts but not considering their watt meter also adds the h The item "2KW+ LDMOS BLF188XR BOARD LINEAR AMPLIFIER" is in sale since Saturday, October 03, 2015. The Gemini 64-1. Jul 13, 2017 · The new LDMOS amplifier controller has a huge number of measurement and security functions. 8-54 MHz Kilowatt RF Deck, kit or assembled/tested (if building from the basic kit, the items in the indented sub-list will also be needed) Machined copper spreader, if ordering the basic kit. It is a necessary accessory for the 600W HF/VHF LDMOS linear amplifier in order to remove any harmonic products and make the amplifier legal to use on the air. This is a complete 1KW HF amplifier Kit with fully assembled boards. dR / dt is radiation dose rate (rad/s), Y E → is the fractional yield function. These are available via the Sensor Port and can be read It has a built-in sequencer and low-loss Dow-Key antenna transfer switch. I purchased most [1] of the boards in kit form, rather than pre-Figure 2 — Amplifier rear panel. Transistors of different size were fabricated in a 0. We currently offer a 3000 watt PEP dual LDMOS Amplifier Board for $749. Price 48,00 Dec 16, 2019 · This design offers a practical solution for HF/low-VHF amplifier output filters, handles 600W and is designed to cover all amateur bands form 160m to 4m. VK-AMPS provides Ham Radio Kits & Modules. For SiO 2 material, the value of g 0 is 7. Introducting the new LA-1K RF Sensing Dual HF LDMOS 1000 Watt Amplifier. efficiency of around 35%, spectacularly high values for a Si. 7%. Display Band in Numeric, also band button shows current display. 7 (constant value derived from experiment) for γ irradiation. A pre-matching circuit in flange and an input/output matching circuit on PCB have been developed for one RF LDMOSFET, so that it can be matched to the system characteristic impedance of 50Ω within a given frequency range of 869~960MHz. Valve amplifiers have a number of advantages. PLEASE SEE WEBSITE TOP BANNER REGARDING CURRENT DELIVERY TIME. 1 KW 6 Meter LDMOS Amplifier. The Amplifier is based around the MHT1803 Devices and is capable of up to 1000w on every band with the exception of 6M which is around 800w. LDMOS transistor, if ordering the basic kit. 00 USD. 5 kw. MKU PA 23CM-1200W A, Power Amplifier. incl VAT: £ 2,999. W6PQL RF input board with padder for 100 watt and protection. The seller is "4z4rb" and is located in Israel. – Input RF power from external sensor 1KW HF/6M LDMOS Amplifier Kit. 2K is a solid state 1000W+ CW output Linear Amplifier for the 222-226 MHz amateur band. With its internal temperature sensor and multichannel A/D Sep 26, 2017 · This is an un-built LDMOS HF amplifier Kit. BUY NOW. 8 to 54 MHz combiner set Automatic Transverter Interface 1 KW 6 Meter LDMOS Amplifier 2 Meter 80W All Mode Amplifier 1 KW 2M LDMOS Amplifier 1 KW 222 MHz LDMOS Amplifier 500w 70cm Amplifier 1KW 70cm LDMOS Amplifier RF Mosfet and Active Bias Controllers. 2 Meter 80W All Mode Amplifier. When the fan speed is 100%, it is shown in the area of the display indicator. RF Input Drive Level: 55 Watt all bands (US Version) Dual LDMOS devices rated at 3400 watts. Opens in a new window or tab. (1800watt CW @ 65vdc LDMOS) The Laterally Diffused MOSFET (LDMOS) is an asymmetric power MOSFET designed for low on-resistance and high blocking voltage. The amplifier operating information is shown on a multi-functional, high resolution color display. incl VAT: £ 3,099. 8 to 60MHz 2. 88 × 10 12 rad − 1 cm − 3, E 0 = 0. Two BRAND NEW BLF188XR LDMOS transistors in package from RF parts. Price excl VAT: £ 2,665. VHF 143-148MHz (2m) 1000W LINEAR AMPLIFIER BOARD FOR LDMOS. Product is in production. They weigh close to 9 KGs in total and should be more than capable of cooling the BLF188xr devices. Because of reliability, I have ended up using several separate amplifier modules. Category: Copper plates. 2 & 5. Jul 19, 2021 · In total, ST is introducing 30 new STPOWER RF LDMOS devices across the three series, in various industry-standard packages. Amplifier control board, SSPA LDMOS MOSFET controller, single band. 2K has been designed from the start with high duty cycle usage in mind. The intrinsic 30 V LDMOS, measured by on -wafer. com for more information. Based on this characterization a 5. 8MHz – 50MHz power amplifier with additional capability at 472kHz. The power device of choice for base-station amplifiers today is the lateral DMOS (LDMOS) MOSFET. 8-54 MHz 7-Band Low Pass Filter 1. 5K is a solid state 1500W CW output Linear Amplifier for 50MHz. No tuning, no fuss, no worries - just turn on and operate includes AC power supply, 600 Watts output, continuous 1. 100-240V AC operation. 50. Board can control and display: – SWR and Output RF power from external sensor, 2000W max. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Mar 27, 2023 · V2. Dimensions 278w x 157h x 380d. incl VAT: £ 3,199. 500W out on 25W RF input on 120VAC). assembled. The ACOM 1200S (A1200S) is a state-of-the art linear power amplifier that covers all amateur bands from 1. Even a low power (2w) transverter will still produce May 18, 2020 · 2020-05-18 / By US4ICI. This item can be shipped worldwide. This item is in the category "Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Amplifiers". Jun 1, 2012 · An overview is given of the LDMOS technology improvements at 3. Band Decoder control amplifier protection BLF188XR VRF2933 BLF578 MRF150 SD2933. The Gemini 6-1. The copper was drilled and tapped using 6-32 screws ready for the mounting of the ldmos. Quad BLF188XR LDMOS Amplifier 3000 Watts New & PS. MADE IN THE USA. 5 KW LPF for 160-6m. Input:30-40W Get the best deals for Ldmos Amplifier Vhf at eBay. Originally designed by Motorolla, then renamed Freescale, then sold to NXP. These are proper RF power transistors housed in common TO-247 packages. Feb 12, 2024 · Ampleon has recently introduced a new LDMOS device that pushes the envelope when it comes to broadband RF power transistors. or Best LDMOS devices are usually very robust and support SWR 65:1 such as BLF188XR / MRF1K50H. GEMINI 23 is a complete turnkey solution incorporating an integral 50V linear power supply so no external PSU is required. Plus, full duty cycle and full break-in operation are possible--even during demanding RTTY and SSTV operation! My Solid-State Amp Project. 2K is a solid state 1200W CW output Linear Amplifier for 50MHz and 70Mhz. 55 MV / cm and m = 0. It is an unmatched 26v LDMOS transistor that was once made by Motorola, and can still be found in surplus PCS amplifiers made by Spectrian. Made in the USA. With a nominal RF input of 55 watts, this amplifier achieves 800 watts output running on 110 – 120 Vac and 1,500 watts out running on 230 – 240 Vac. 8-72MHz coverage, 600W output, 20+dB gain. QUICK VIEW10W Class A LDMOS Amplifier 1. 48. Most of these amplifiers have used valves (tubes) rather than transistors. Figure 3 — Amplifier with front panel tilted down. Description: RF Linear amplifier covered 1. Top Rated Seller Top Rated Seller. In testing we have left it sat on the bench at 1kW The Alpha 9500 is an advanced technology, auto tuning, linear amplifier that effortlessly delivers 1500 watts of power with as little as 45 watts of drive. 8v preamplifier supply on receive. Brand New. $ 105. 2K is a solid state 1200W+ CW output Linear Amplifier for the 144-148 MHz amateur band. Add to cart. Budgetary pricing is in the range of $15 to $100. * Extremely quiet low speed, low volume fan stays off and silent until temperature rises. This product data sheet is originally written in English. Made in Ukraine. Contest use. Insert the card in the display and powerup. It uses a PAIR of dual-LDMOS BLF188XR power devices for reliability, and has full high speed QSK capability using a May 6, 2015 · The RFPA bias control using the ISL21400 is very straightforward. KPA1500 Plays Well with Other Rigs! The XRF-286 is a wonderful part for use on 1296, and one of the few choices available for developing significant solid-state power on that band. Output Power: 2400W. 60dbmco (4,289) 99. You will get what is pictured. (3). 8 to 54 MHz combiner set Automatic Transverter Interface 1 KW 6 Meter LDMOS Amplifier 2 Meter 80W All Mode Amplifier 1 KW 2M LDMOS Amplifier 1 KW 222 MHz LDMOS Amplifier 500w 70cm Amplifier 1KW 70cm LDMOS Amplifier Amplifier control board, SSPA LDMOS MOSFET controller, HF multi band. The Gemini 222-1. az zk hw jb kp rj uc jm sd dh