Products/Services for 100 Watt HF Power Amplifiers

  • Power Amplifiers-Image
    Power Amplifiers - (149 companies)
    Power amplifiers deliver a specific amount of AC power to a load. They are used in audio frequency and radio frequency applications. Types There are many different types of power amplifiers. Examples include: RF power amplifiers high power...
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  • RF Amplifiers-Image
    RF Amplifiers - (557 companies)
    ...the stronger output to a RF power amplifier (PA). Other types of RF amplifiers include: Low noise. Pulse. Bi-directional. Multi-carrier. Buffer. Limiting amplifiers. Detector log video amplifiers (DLVAs) are used to amplify or measure signals with a wide...
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  • Audio Amplifiers and Preamplifiers-Image
    Audio Amplifiers and Preamplifiers - (385 companies)
    ...pre-amplification, the signal is sent to a power amplifier or amp, which provides the higher current necessary to drive the speakers. How to Select Audio Amplifiers and Audio Preamplifiers. Audio amplifiers and audio preamplifiers are used to increase...
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  • Power Operational Amplifiers-Image
    Power Operational Amplifiers - (74 companies)
    Description. Power operational amplifiers (POA) are used to increase the power of low-level signals in applications that drive low impedances or reactive loads. They dissipate excess energy as heat, deliver extensive current, and can sustain...
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  • Radios-Image
    Radios - (384 companies)
    Communications Commission (FCC) and use ultra high frequency (UHF) and very high frequency (VHF) bands. UHF radios use line-of-sight communications and repeaters. They provide better reception than CB radios, which can use either HF 27 MHz or UHF 477 MHz. VHF...
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    Dumpers, Tilters, and Inverters - (347 companies)
    ...and elevated dumpers. Cart dumpers are used to control the flow of materials from boxes and other containers by tilting them. These devices are commonly used trash collection and curbside recycling; and are generally hydraulically powered. Common cart dumper...
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    PWM Amplifier Chips - (40 companies)
    Pulse width modulated (PWM) amplifier chips generate a current that switches between high and low output levels. PWM amplifiers have a much higher power capability for a given volume than linear amplifiers. They are also less expensive. Pulse width...
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    Operational Amplifiers - (143 companies)
    Description. Operational amplifiers (op amps, op-amps) are general-purpose, closed-loop devices that are used to implement linear functions. They compare two incoming signals and release a third signal that is an amplified measure of the difference...
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    Transformers - (1907 companies)
    ...the coils are separated by a medium such as air, water, or metal. The primary coil is typically connected to an alternating current (AC) power supply. When voltage is applied to the primary coil, it creates an electromagnetic field and induces a voltage...
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    Amplifier and Comparator Chips - (314 companies)
    Amplifier and comparator chips are board-level components for amplifying voltage, current, or power. There are several basic types of amplifier and comparator chips. Differential amplifier chips are designed to amplify a small difference between two...
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  • Index to Subjects
    …and the Stability of Negative Resistance Devices: Sep 1660 Transformer, 100 :1 Bandwidth Balun: Feb … Problems: Aug 1489 Transmitter Power Requirements for HF Iono- spheric Circuits, Influence … Dec 2033 Traveling-Wave Amplifier for the 5 6 Milli- meter Band, Half- Watt CWV .
  • Handbook of Recording Engineering
    Input Dividing networ1< HF 100 - watt amplifier . .... j/\ 100 W J^ Iaverage '—vj power .
  • The Dissertation Committee for Yang Li Certifies that this is the approved version of the following dissertation: Investigation of Wave Propagation and Antenna...
    A power amplifier (Minicircuits ZHL-5W-1, 1-500 MHz, 40 dB gain and 5 Watt output power ) is cascaded between the VNA and the transmitting antenna to amplify the transmit power. .... Three different antenna sets (Workman WHF series HF mobile antennas) are employed to cover the 20- 100 MHz frequency band and S21 is recorded across the frequency band as the distance between the receiving and transmitting antennas is varied from 30 m…
  • History and modern applications of nano-composite materials carrying GA/cm2 current density due to a Bose-Einstein Condensate at room temperature produced by F...
    …harvesting, for bright field emission electron sources used for vacuum electronic devices like amplifiers for HF electronics, micro-tubes, 30 … to 6 THz switching amplifiers with signal to noise ratio >10(!), THz power sources up to 1 Watt , in combination with miniaturized … distribution with switches controlling field-emitter arrays for KA of currents but with < 100 V switching voltage…
    This paper details the design, development, assembly and performance of a low cost, high- efficiency, 400 Watt , 13.56MHz RF power amplifier (PA) operated from a 100 VDC supply and with an efficiency of 75%. .... The transistors are from a new generation of high quality, commercial, HF /VHF, silicon, 300V RF power…
  • Analytical bulletin of the Committee of Coordination of Imperial Telecommunications
    Caract6ristiques of a power amplifier for ] the range 30-500 Me/s has, e ~ dtude factors intervening in its 6 tablissement. .... One shows that the t6trodes have the power to neutralize automatically the r6action HF must h the .... Description of news t6trodes one of which provides 100 watts h 500 megacycles per second.
  • Trends in Military Communication Systems (.pdf)
    Old HF and low band VHF equipment for voice have been augmented or replaced by multi-band .... However, legacy communication products are not dead yet and AR Modular RF has supported a number of programs to provide modern power amplifier designs to support older legacy government communication systems. .... Amplifier systems such as our 100 Watt KMW2025 .
  • Spectrum Devices Announces 30 MHz/28 Volt, 125 Watt RF Power Transistor
    Spectrum Devices Announces 30 MHz/28 Volt, 125 Watt RF Power Transistor. .... Spectrum Devices Corporation announced the release of their HF28-125 RF Power Transistor designed for the 28V, 2 to 30 MHz RF Amplifier and HF SSB Communications market. .... enhanced DC Breakdown characteristics with a marked 55% improvement in BVCBO/CES from 65 Volts to 100 volts.
  • Barrett Communications Pty Ltd
    The transmitter comes as a complete package with exciter, power supply, RF power amplifier , interconnect cables and all rack mount hardware. .... HF SSB transmitter specifications Frequency range: 2-30 MHz broadband Power output: Adjustable 300-1,000 Watt PEP SSB, 1,000 W average FSK, CW Duty cycle: 100 % Intermodulation distortion: -30 dB typical Harmonics and spurious: -50 dB Output impedance: 50…
  • IRIDA over-the-horizon surface wave (OTH-SW) radar
    …also monitor the movements of low-flying aircraft at extended ranges, tracking up to 100 targets simultaneously. .... The transmitter consists of four 4 kW average power amplifiers , an exciter, and an antenna commutation switch. .... weights length width height diameter weight material System Performance Transmission beamwidth, transmit beamwidth, receive dynamic range pulse length reply rate Frequency operating narrative 7 MHz to 15 MHz ( HF band) 7 7000000 HF … altitude Power volt kVA watt narrative 65 kW (pulse…