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Frequently Asked Questions

What is the output power of the MPR readers?

WJ Communications - RFID Frequently - Asked Questions
The MPR5000 and MPR6000 have a maximum output power of 0.5 watts (27dBm). The MPR7000 has an maximum of 1 watt (30dBm). The output power can be set from 18dBm to the max in 1dB increments.
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Can MPR cards be used as Stationary Readers?

WJ Communications - RFID Frequently - Asked Questions
The MPR Series RFID Cards are optimized for small size and mobility. They are devices that are used as one part of a stationary or handheld reader solution. They have the hardware and firmware capability of a complete reader but they need applications software and possibly other items. WJ MPR series devices must be used in conjunction with a host computer to provide reader functionality.
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Can MPR cards be used as Handheld Readers?

WJ Communications - RFID Frequently - Asked Questions
WJ MPR-series devices may be readily integrated with PDAs or handheld computers to provide a complete handheld RFID reader function. The MPR5000 with integral antenna is particularly suited for this type of application.
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Are the WJ RFID MPR Readers compatible with the ISO 18000-6 Standard?

WJ Communications - RFID Frequently - Asked Questions
The MPR Series PC Card products are presently not compatible with ISO 18000-6B, however, the ISO 18000-6C standard shares the same protocol with EPC Class 1 Generation 2.
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Do the WJ RFID MPR Readers comply with Asian and European Standards?

WJ Communications - RFID Frequently - Asked Questions
Asian and European frequencies are on the MPR PC Card product capability development road map for 2005. WJ Communications will announce the anticipated release dates in the future.
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Will the MPR WJ RFID Readers meet the EPC UHF Gen 2 Standard?

WJ Communications - RFID Frequently - Asked Questions
The WJ MPR Series PC Card products currently meet the Gen2 standard and are firmware upgradeable . The firmware application update is available for download.
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What EPC Standards and EPC passive tag suppliers are the MPR WJ Readers compatible?

WJ Communications - RFID Frequently - Asked Questions
The WJ MPR Series products are compatible with EPC Class 0/0+ EPC Class 1 and EPC Gen2 Standards. The MPR Series PC Card products also offer functionality with Symbol/Matrics Class 0+ and the Impinj writable Class 0 protocols. Although not limited to this list, the MPR Series PC Card products have been tested with Alien, Symbol/Matrics, ASK, ST Micro, Impinj and RAFSEC tag products.
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What are the MPR Products?

WJ Communications - RFID Frequently - Asked Questions
WJ designs and makes multi-protocol, UHF RFID PC Cards that operate in the 902-928 MHz ISM band: the MPR5000, MPR6000 and MPR7000. These products utilize the PCMCIA Type II package and 68-pin parallel communications interface commonly found in laptop, handheld and other computing platforms. These units utilize flash memory to enable upgrade ability for additional features or capabilities to other protocols.
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Do your readers have a wiegand output?

Support FAQ | enterprise access control | Bioscrypt
Yes, all Bioscrypt Veri-Series readers contain a wiegand output. The wiegand output lines are activated by default across all Bioscrypt Veri-Series readers and have been pre-configured for standard 26-bit wiegand. This option may be altered by the user through the use of the VeriAdmin software.
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What is the output power rating of my Crown amplifier?

Amplifier Frequently Asked Questions
Output power specifications are provided in the specifications area for each Crown amplifier model. If you can't find your model of Crown amplifier try the Legacy amps page.
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How can the above be used to calculate output power?

Wireless ISP FAQ - dslreports.com
Output power for a Lucent/Orinoco/Agere/Avaya 802.11b PC card is 15 dBm. If there is no external antenna then that's the answer. 15dbm. PC card - pigtail adapter - connector - 50 ft LMR400 - connector + 14 dBi antenna = ? Total output power Substitute the six items above with their 'db-counterparts' with + for things that add power and - for losses
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What Protocols Do the MPR Products Support?

WJ Communications - RFID Frequently - Asked Questions
The MPR Series RFID Cards currently support EPC Class 0/0+, EPC Class 1 and EPC Gen 2. ISO 18000-6B and others can be added at a later date. User downloadable utility programs allow upgrades for new capabilities and features.
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Do the MPR Products Have I/O Pins?

WJ Communications - RFID Frequently - Asked Questions
The MPR Series RFID Cards currently use PCMCIA and RS-232 for the main I/O and do not have separate I/O pins. However, the MPR cards can be used with conventional RS232 cabled interfaces. Please refer to the application note “MIB1000 interface board”.
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Where Can I Buy MPR RFID Cards?

WJ Communications - RFID Frequently - Asked Questions
The MPR line of products can be purchased through one of our distribution partners. You can purchase units directly from WJ Online Store (https://www.wj.com/onlinestore/default.aspx) or BlueStar (www.bluestarinc.com) or over the phone. You can also buy developers kits that include MPR RFID Cards, installation software and various assorted RFID tags.
Related Questions

How does output power relate to distance?

Wireless ISP FAQ - dslreports.com
The rule of thumb is that increasing output power by 6dB doubles distance. (However, I can't find a document-able source for this rule.)
Related Questions

How is output power calculated when an external amplifier is added?

Wireless ISP FAQ - dslreports.com
Most amplifiers used for Wireless ISP purposes (including 2.4Ghz flavors) are rated for output power. Therefore, input power and losses prior to the amplifier can be ignored. Typically, the amplifier is mounted very close to the external amplifier, without any extension cables or extra connectors.
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Can splitters be used? What happens to output power with a splitter?

Wireless ISP FAQ - dslreports.com
For a given input power, a two-way splitter will typically decreases output by 3.5 db, three-way by 5.3 db and four-way by 7.5 db.
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What is the transmit power output?

CHAMP - SUPPORT/DRIVERS - Barcode FAQs
We put out a max of one (1) milliwatt which is the legal max without a FCC license here in the United States.
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What is the output power and what wavelengths are available?

Frequently asked questions about the Point Source range of l...
We offer iFLEX2000â?¢ laser systems in the range 375nm to 830nm with powers ranging from 1mW up to 50mW. Please see our products page for more information and please contact our sales engineering team who will advise you further. The iFLEX3000â?¢ beam combiner systems are currently available at 405nm and 440nm, with more wavelengths under development.
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What is the power output (wattage) of my phone?

Mitsubishi Wireless Communications
The AH129 complies with the standards that have been adapted by the U.S. Federal Communications Commission (FCC). The operating RF output power of this unit is between .06watts and .6 watts as regulated by the cellular system.
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What are the Power output of cordless phones?

cordless Phone Buyers Guide - Frequently asked Questions on ...
watt for 43-50 MHz Phones, 1 Watt for DSS phones in 900 MHz and 2.4GHz, less for non-DSS phones in 900 MHz band
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Can I increase the power output of my system?

RanchCams.net - The source for wireless camera systems and a...
Yes. This can be done through the use of a more powerful transmitter or with a power amplifier. However, both of these options will place the power of the unit outside of the limit allowed under FCC part 15 requirements. The FCC requires a license for systems at higher power levels.
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How many readers do you have?

Frequently asked questions (from little.red.boat )
I do indeed. Partly because I have a personal thing about which words are and aren’t offensive (find out more here), partly because this is my personal blog, in which I try and write as much as possible in my natural voice, and, in my natural rhythm of speech, there happens to be a lot of swearing, and partly because, contrary to popular opinion and Tipper Gore, swearing is both big AND clever.
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Do you get input from readers?

Backstreets.com: FAQ List
Absolutely. Letters to the editor are always encouraged and we read them all and publish as many as space permits. Beyond the letters column, Backstreets is very much a forum for the ideas and input of the many subscribers who contribute to the effort for each issue. Concert reports, images and news items sent in by subscribers are essential in helping us keep the magazine and website informative, and the help of our friends and subscribers is greatly appreciated.
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Do I need certification to use the MPR products in the U.S. and Canada?

WJ Communications - RFID Frequently - Asked Questions
The MPR Series RFID Cards have been tested and granted approval by the FCC and the IC for their frequency bands of operation. This means that as long as the unit is used in the specific manner listed in WJ's operations manual it does not need any further FCC or IC certification. However, each customer needs to understand the complete terms of this certification since there may be labeling implications.
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What is the communications and control interface on the MPR products?

WJ Communications - RFID Frequently - Asked Questions
The MPR5000 and MPR6000 RFID Cards can be operated as either PC Card Standard 8.0 or serial TTL. These cards are self-configuring depending on the interface plugged into. The application note - “Controlling MPR Series RFID Cards in Serial Communications Mode” addresses how to interface to the MPR products in serial mode.
Related Questions

what power output is the best one ?

Medicom low level lasers
The most important parameter of a laser probe is its wavelength which determines the depth of penetration. Lower output may be, to a certain extent, balanced by longer time of exposure. Higher output is recommended for IR laser probes that are required to penetrate deeply for pain management and in treating musculoskeletal conditions.
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How do you measure the output power of your laser products?

Optotronics FAQ: The highest quality and most reliable porta...
I use a Coherent Field master-GS power meter coupled to a Coherent LM-3 HTD thermal power sensor that is calibrated to NIST standards annually. I measure the output power over a period of 20 seconds (beginning 2 seconds after power on so as not to include any initial output power spikes) with samples taken at 0.1 second intervals (200 samples). The average power output of these 200 samples, (not the peak power at turn on as many lasers are rated) are then recorded.
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How is shading going to affect my power output?

PV Powered
Shading greatly affects the ability of the solar array to output current. For example, a single hand placed on a solar module could reduce the performance of that module by 33% depending on location. A 208 volt split phase inverter receives only two of the three 120 volt phase legs.
Related Questions

Can I run PSK at full power output (i.e., 100W)?

Kenwood Hybrid Transceiver FAQ
That is not a good idea. CW and SSB are low duty-cycle modes, while the digital modes are essentially 100% duty cycle. I would shoot for about 110ma absolute maximum plate current, that's about 90W DC input, 50W output, leaving 40W to dissipate in the tubes. You wouldn't want to push them any harder than that. Here, lower is better, as many PSK operators are running only 5W. Surprisingly, no. In fact, many electrical codes around the country would frown on it.
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