Supplier: ValueTronics International, Inc.
Description: probes or coupling loops, the directional coupler also provides the important capability of seperating forward from reflected power. By selecting energy traveling only in one direction, accurate VSWR measurements can be made automatically, elliminating the mechanical motion needed with a slotted
Supplier: Crane Aerospace & Electronics
Description: constructed couplers are available in the CBZ-B series with the "reverse coupled port" terminated for use as a 3-port directional coupler. 3. Applications of directional couplers include monitoring of incident and reflected power, signal sampling for control loops and test signal injection devices
- Coupler Type: Uni-Directional
- Package Type: Surface Mount Technology (SMT)
- Impedance: 50 ohms
Supplier: Skyworks Solutions, Inc.
Description: a complete transmit path from transceiver output to antenna. The module has impedancematching circuitry for 50 Ω inputs and outputs, and integrates transmit harmonic filtering, an integrated coupler, and highlinearity and low insertion-loss pHEMT RF switches. A custom BiCMOS integrated circuit
- Coupler Type: Bi-Directional
Supplier: OMEGA Engineering, Inc.
Description: The OME-DB-16P is a 16 channel isolated digital input daughter board. The optically isolated inputs of the OME-DB-16P consist of a bi-directional OPTO-coupler with a resistor for current sensing. You can use the OME-DB-16P to sense DC signals from TTL levels up to 24V. You can also use OME-DB-16P
- Isolation: Isolated Digital Input
- Form Factor: Printed Circuit Board (PCB)
- DC Voltage Input: Yes
- DC Current Input: Yes
Supplier: Skyworks Solutions, Inc.
Description: consists of a GSM850/900 PA block and a DCS1800/PCS1900 PA block, a printed directional coupler for each block impedance-matching circuitry for 50 Ω input and output impedances, a multifunction power amplifier control (MFC) block, low pass harmonic rejection filters, and an SP8T Antenna T/R switch
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Krytar Directional Couplers: Term Definitions, Testing, and Typical Applications (.pdf)
) for a coupler with no dissipation is shown in figure 3 below. Figure 3. July 2009. 1288 Anvilwood Ave. · Sunnyvale, CA 94089 · (408) 734-5999 · FAX (408) 734-3017. Toll Free 1 (877) 734-5999 · www.krytar.com. PAGE 4 OF 4. KRYTAR APPLICATIONS IDEA #5. KRYTAR DIRECTIONAL COUPLERS. 1. Power Leveling: Power
Power Detection and Control For Mobile Handset Applications Part 3. Power Control Feedback
Direct detection architectures can sample the amplifier output directly but will. suffer from similar VSWR inaccuracy that was observed in the indirect architectures. Often a directional coupler is required to sample the RF waveform and provide visibility. to the forward power delivered to the load
Methods for Modeling Plasma System Stability
that the. ened device lifetime and unstable operation, such as a shift in. reflected power approaches 0 W less than 1% reflected . The. output frequency. Directional couplers placed along the. 2.45 GHz microwave power generator was set for 200 W. transmission line measure forward F power to and reflected
Optocouplers in Industrial Communications - white paper
, optocouplers are used on. interface cards from slow RS232 or CANbus to high speed. RS485 interfaces. To optimize space consumption often. multi-channel packages are preferred. Bi-directional com-. munication channels help to further reduce board space. Figure 1. Industrial Networking Hierarchy
Building a Microwave Frequency Synthesizer-Part 3: From Sketch to Product (.pdf)
in order to get the. energy we are losing in the resistive. splitter (6 dB loss). Since the. ADF4106 RF divider only needs 15. dBm signal to operate, putting a. directional coupler (see Fig. 31) is a. better alternative. It properly bal-. ances the RF power budget and also. provides isolation between
Building a Microwave Frequency Synthesizer-Part 1: Getting Started (.pdf)
in the output spectrum. is a primary design concern; it. requires a specific effort and is usual-. ly a trade-off between other synthe-. adding a directional coupler and. standard for "brick" level products,. sizer parameters. detector, which generates a correction. serial peripheral interface (SPI
Optical Microfibers: Fundamentals and Applications (.pdf)
," (in preparation). 19.) L. D. Landau and E. M. Lifshitz, Quantum Mechanics, (Pergamon, Oxford, 1965, 2nd edition). 20.) R. B. Smith, "Analytic solution for linearly tapered directional couplers," J. Opt. Soc. Am., 66, 882, (1976). 21.) J. K. Ranka, R. S. Windeler, and A. J. Stentz, "Visible continuum
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Design, fabrication and testing of pressurized co-axial directional coupler for high RF power measurements for SST-1 ICRH system
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Atm Inc. - W/G Components -> Couplers, Loop
Loop See Also: W/G Couplers, Crossguide Directional W/G Couplers, Loop, (30 dB coupler) Waveguide Loop Coupler - SMA
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AD8317 1 MHz to 10 GHz, 55 dB Log Detector/Controller Data...
The AD8317 is a demodulating logarithmic amplifier, capable The feedback loop through an RF amplifier is closed via VOUT, of accurately converting an
Microsoft Word - 201011a.doc
A ??? Low voltage positive bias directional coupler is integrated into the module thus eliminating the need for any external coupler.
Power Detection and Control For Mobile Handset Applications...
Often a directional coupler is required to sample the RF waveform and provide visibility to the forward power delivered to the load.