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Quadrature phase shift keying (QPSK) modulators and binary phase shift keying (BPSK) modulators are used to change certain characteristics (amplitude, frequency or phase) of a carrier signal in order to transmit information. The changes in the parameter(s) of the carrier are made in accordance with an information-bearing signal (modulation signal). Search by Specification | Learn More about QPSK Modulators and BPSK Modulators
I/Q modulators and I/Q demodulators change the amplitude, frequency, or phase of a carrier signal in order to transmit information. I/Q modulators split an incoming data stream into its in-phase (I) and quadrature (Q) components, mix the resulting signals with local oscillators that are 90º apart in phase, and then combine the outputs vectorially in a 0º mixer. Search by Specification | Learn More about I/Q Modulators and I/Q Demodulators
Frequency converters and translators scale and/or filter frequency inputs to produce outputs signals with frequencies that are a function of the inputs. Search by Specification | Learn More about Frequency Converters and Translators
Electro-optic modulators are analog or digital devices that use an electric field to alter the characteristics (e.g., band gap and index of refraction) of a material through which light is traveling, changing the characteristics of the light itself. Search by Specification | Learn More about Electro-optic Modulators
RF frequency converters are integrated component assemblies required for converting microwave signals to lower (or intermediate) or higher frequency range for further processing. Search by Specification | Learn More about RF Frequency Converters
RF transmitters are electronic devices consisting of an oscillator, modulator, and other circuits that produce an RF signal. Search by Specification | Learn More about RF Transmitters
Gunn diodes or transfer electron devices (TED) exhibit a negative resistance region. They are used in high-frequency applications, often for building RF oscillators. Impact ionization avalanche transit-time (IMPATT) diodes are designed to operate at very high frequency and power. They are used as elements in RF and microwave devices. Search by Specification | Learn More about GUNN and IMPATT Diodes
Phase-locked loop (PLL) frequency synthesizers are electronic devices that produce frequencies coherent to a reference frequency. Search by Specification | Learn More about PLL Frequency Synthesizers
Frequency-to-voltage converters accept a signal and convert its frequency to a corresponding analog voltage level. Search by Specification | Learn More about Frequency-to-Voltage Converters
Optical modulators vary the amplitude and phase of a light beam; e.g., from a laser or by sound waves. Learn More about Optical Modulators
Frequency meters are instruments that provide analog outputs as frequencies that vary as a function of the applied input. They display values on a dial, usually with a needle or moving pointer. Search by Specification | Learn More about Frequency Meters
Power frequency converters take electrical input power at one frequency and voltage and provide electrical output power at a different frequency and at a different or equal voltage. Search by Specification | Learn More about Power Frequency Converters
Acousto-optic modulators are devices that use sound waves to modify the amplitude, frequency, or phase of light passing through an acousto-optic material. Search by Specification | Learn More about Acousto-optic Modulators
RF frequency multipliers are nonlinear devices that produce an output signal with a frequency that is larger than the frequency of a corresponding input signal by a predetermined factor. Search by Specification | Learn More about RF Frequency Multipliers
Printed circuit materials have copper-clad surfaces for the fabrication of electronic and electrical circuitry on printed circuit boards (PCBs), printed wiring boards (PWB) and flexible circuits. They include materials for flexible film circuit and membrane switches, as well as rigid laminates for circuit boards Search by Specification | Learn More about Printed Circuit Materials (PCB / PWB)
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TTL Controlled, Millimeter-Wave, Quad-Modulator MITEQ, Inc.
HILNA - High Intercept Low Noise Amplifiers NuWaves Ltd.
BOARD-TO-BOARD RF COAXIAL INTERCONNECT SOLUTIONS Radiall
Multiple Configuration Technology (MCT) Matric
SAS-550-1B Battery Operated Active Monopole A.H. Systems Inc.
AK-40G A.H. Systems Inc.
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The multi-port high frequency resonant modulator offers a large aperture, low voltage phase or intensity modulation with an upper frequency of 1 GHz. (read more)
Over the past few years Narda has rapidly
advanced the state of the art for producing such products.
Utilizing the latest developments in microwave and digital
technology, Narda has created the ultimate Microwave
Integrated Circuit technology. This technology combines
microwave hybrid manufacturing with multilayer printed
circuit boards that incorporate advan... (read more)
Low-Voltage Electro-Optic Light Modulators
Conoptics manufactures an extensive line of low voltage electro-optic light modulators, driver electronics, and associated components to satisfy diverse requirements. The application dictates which versions of modulator and driver electronics are to be used and what auxiliary components are needed . (read more)
COVEGA's 12.5 Gb/s Intensity Modulator is part of the Mach-10™ product line, a family of high performance, superior quality 10+ Gb/s External Optical Modulators. The 12.5 Gb/s Intensity Modulator was specifically designed for OC-192 customers requiring greater bandwidth to implement FEC. (read more)
Ultra wideband, directional antenna for USA medical, cellular, wireless LAN, WiMAX and 5.8GHz frequencies, model FPA4-0.7-6.0R/1562 can be wall-mounted indoors in a primary position where space is limited. The antenna is 1.9" x 8.6" diameter and weighs 520 grams. Frequency range is 600MHz to 6GHz and gain 4dBiC. (read more)
Radiall's micro-miniature SSMB-SSMC-SSLB connectors are the most popular and versatile solutions for numerous high frequency, high density applications on the market today. (read more)
Designed for integration into 300 pin MSA compatible transponders, Covega's Mach-10TM Zero-Chirp Intensity Modulator is ideal for metro and long-haul DWDM applications requiring less than a 2 dB power penalty for +/-1,200 ps/nm dispersion. (read more)
MITEQ introduces Model SMT2640LC15MDQ, 2-bit, to its modulator product line. (read more)
Frequency counters are digital indicating meters for accurate measurement and display of square wave and pulse input signals. There are several types of frequency counters which differ in frequency ranges and the number of digits that can be displayed. A digital counter represents the count in digital form. A frequency counter is an electronic instrument used to measure frequency and time. Digi... (read more)
Solid State Power Source/Frequency Converter with variable output. Provides the user with the ability to simulate the AC voltages and frequencies used in all countries. Available in sizes from 500W to 150KVA. (read more)
| Part # | Distributor | Manufacturer | Product Category | Description |
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| AD8347ARUZ | Newark | ANALOG DEVICES | RF Modulation / Demodulation | Communication IC; Frequency Max:2700MHz; Supply Voltage Min:2.7V; Supply Voltage Max:5.5V; Package/Case:28-TSSOP; Frequency:800MHz; IC Function:Modulator / Demodulator IC; Supply Current:64mA RoHS Compliant: Yes |
| NULL | Newark | NULL | RF Modulation / Demodulation | Modulator / Demodulator IC; Modulation/Demodulation Type:Quadrature; Frequency Min:50MHz; Frequency Max:2GHz; Local Oscillator Frequency Range:100 to 4000 MHz; Local Oscillator Noise Figure:12.7dB; Supply Voltage Min:4.75V RoHS Compliant: Yes |
| AD630ARZ | Newark | ANALOG DEVICES | RF Modulation / Demodulation | Modulation / Demondulation IC; Frequency Max:2MHz; Supply Voltage Min:5V; Supply Voltage Max:16.5V; Package/Case:20-WSOIC; IC Function:Modulator / Demodulator IC; Supply Current:5mA RoHS Compliant: Yes |
| LT5503EFE#PBF | Newark | LINEAR TECHNOLOGY | RF Modulation / Demodulation | Modulator / Demodulator IC; Frequency Max:120MHz; Supply Voltage Max:5.5V; Termination:SMD; Package/Case:20-TSSOP; No. of Pins:20; Leaded Process Compatible:Yes; Operating Temp. Max:85 C; Operating Temp. Min:-40 C RoHS Compliant: Yes |
| NULL | Newark | NULL | RF Modulation / Demodulation | Modulator / Demodulator IC; Modulation/Demodulation Type:Quadrature; Frequency Min:400MHz; Frequency Max:6GHz; Local Oscillator Frequency Range:400 to 6000 MHz; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Termination:SMD RoHS Compliant: Yes |
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Circuit Note | Interfacing the ADL5373 I/Q Modulator to... See Analog Devices, Inc. Information |
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ADL5385 | 50 MHz to 2200 MHz Quadrature Modulator | ??????????... ADL5385: 50 MHz to 2200 MHz Quadrature Modulator See Analog Devices, Inc. Information |
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LM555 Timer Waveforms FIGURE 7. Frequency Divider The charge time (output high) is given by: t = 0.693 (R + R ) C PULSE WIDTH MODULATOR 1 A B And the discharge See National Semiconductor Information |
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Application Note 31 Op Amp Circuit Collection Op Op Amp Circuit Collection National Semiconductor Application Note 31 Amp September 2002 Circuit Note: National Semiconductor recommends replacing See National Semiconductor Information |
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CD4066BC Quad Bilateral Switch See Digi-Key Corporation Profile & Catalog |
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AN42030Theory and Application of the ML4821 Average Current... The heart of the circuit is the current modulator. factor correction circuit. The circuit functions by monitoring the input full wave rectified line See Fairchild Semiconductor Corporation Information |
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Pulse-Width Modulator Operates at Various Levels of Frequency... Pulse-Width Modulator Operates at Various Levels of Frequency and Power See Maxim Integrated Products, Inc. Information |
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Circuit Design Examples - RF and Wireless - Maxim Circuit Design Examples Process Technology See Maxim Integrated Products, Inc. Information |
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Fujitsu Develops 40Gbps Optical Transmitter Module, Heralding... Control circuit block It includes an automatic bias control circuit which enables the LN optical modulator to run reliably for at least 20 years, a |
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Documentation : FUJITSU United States overcurrent protection circuit (no current sense resistor is necessary). Since it is capable of operation at high frequency, the coil value can be |