datasheet | may 2014 terahertz systems | rev 2014.03 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. please see last page for regional sales contact information | rev 2014.05 applications threat signature characterization o explosives o biologicals o chemicals microwave and thz spectroscopy materials characterization features full turnkey system: arrives con gured and ready to start making measurements extremely economical: a fraction of the cost of previous thz systems portable: con gurable with built-in li ion battery with up to 12 hours of continuous use continuous rapid scanning from 100 ghz to over 1.8 thz fiber optic coupled thz source and detector heads shipped with a separate detection head for each channel configured for simultaneous thz reflection and transmission measurements integrated lock-in detection room temperature solid state detection: no cryogenics required oem version with quantity pricing available compact, portable terahertz spectroscopy system emcore?s versatile pb7220-2000-t/r spectroscopy platform is designed for scanning complex compounds to precise specifications with greater accuracy and control. the pb7220 is ideal for thz researchers and app lication developers who need to study the properties of materials at thz frequencies with high-resolution, but who don?t want to design and build their own high-resolution thz spectroscopy system. the pb7220 can sweep from 100 ghz to over 1.8 thz in a single rapid scan with frequency resolution better than 0.25 ghz. because it has two channel s it can be configured to simultaneously measure both the thz transmission and reflection properties of a sample. the second channel allows a single system to collect samp le information at various angles of reflection or scattering from the sample while continuously monitoring the transmission. the pb7220 employs precisely tuned, fiber coupled, butterfly packaged semiconductor dfb lasers, an advanced photo-mixing source and detector, and sophisticated digital control hardware and software to provide a fully turnkey thz spectrometer. the room temperature solid-state homodyne detection tec hnique eliminates the need for cryogenics. the highly efficient cw nature of the photo-mixing source put s all the thz power at the frequency of interest, yielding excellent signal-t o-noise ratios across the scan range of up to 70 db hz. unlike time-domain systems requiring expe nsive mode-locked lasers, the tunable semiconductor laser diodes in the pb7220 can support linear scans or can ?frequency hop? between frequencies of interest to scan specif ic regions of the spectrum with varying degrees of resolution. the fiber-optically-coupled source and detector heads are mounted on an adaptable optical bench and configured for simultaneous reflection and transmission measurements. they may also be detached from the processor unit and used with extended fiber optic cables to provide maximu m measurement flexibility in a wide range of applications. performance highlights pb7220-2000-t/r two-channel portable frequenc y domain terahertz spectrometer parameter min typical max units system bandwidth 1700 1850 2100 ghz spectral purity 0.010 0.015 0.025 ghz frequency resolution 100 1000 5000 mhz dynamic range @ 100 ghz 65 70 75 db hz dynamic range @ 1000 ghz 40 55 60 db hz dynamic range @ 2000 ghz 30 40 45 db hz thz beam diameter @ 500 ghz 6 mm (fwhm) thz path length 10 25 - cm tuning speed 10 ghz/sec electronic chopping frequency 6000 hz
label1 datasheet | may 2014 terahertz systems | rev 2014.03 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. please see last page for regional sales contact information | rev 2014.05 terahertz performance air at 1 atm with water vapor. no processing was performed because head spacing was adjusted to remove interference fringes from the regime of interest. pb7220-2000-t/r two chan nel portable frequenc y domain terahertz spectrometer typical performance of a pb7220-2000 - thz spectrometer for a scan of laboratory air at 1 atm. 1 sec time constant.
label1 datasheet | may 2014 terahertz systems | rev 2014.03 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. please see last page for regional sales contact information | rev 2014.05 pb7220-2000-t/r terahertz system pb7220 2000-t/r terahertz optics pb7220-2000-t/r two chan nel portable frequenc y domain terahertz spectrometer
label1 datasheet | may 2014 terahertz systems | rev 2014.03 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. please see last page for regional sales contact information | rev 2014.05 terahertz control unit dimensions terahertz optics dimensions pb7220-2000-t/r two chan nel portable frequenc y domain terahertz spectrometer
label1 datasheet | may 2014 terahertz systems | rev 2014.03 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. please see last page for regional sales contact information | rev 2014.05 graphical user interface the pb7220 includes highly functional software for windows 7 pcs. besides being able to control the frequency of the system wit h the dwell or scan, it is now also possible to do averaging, backgr ound subtraction, normalization and smoothing all from the same i nterface. the calibration files are installed into the pb7220, and if a new computer is connected to the pb7 220, the calibration files ar e automatically downloaded to the computer. this makes it easy to move the pb7220 to different computers. with two channels both channels are visible on-screen and can be processed similarly. two-channel system graphical user interface pb7220-2000-t/r two chan nel portable frequenc y domain terahertz spectrometer
label1 datasheet | may 2014 terahertz systems | rev 2014.03 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. please see last page for regional sales contact information | rev 2014.05 specifications regional contact information parameter value weight ? control chassis (ea) 2.5 kg weight ? adaptable optical bench with heads and optics 2.5 kg operating temperature -20c to +55c storage temperature -20c to +75c humidity 10% to 90% (non-condensing) input voltage 100 ? 240 vac input frequency 50 - 60 hz ac input load @ 120 vac @ 25 c 1.5 amps ac input load @ 240 vac @ 25 c 0.75 amps dc output load @ 19 vdc @ 25 c (average) 250 ma runtime on internal battery (estimated) 12 hours u.s. east u.s. west japan china steve moloy eox e: stevem@eoxsales.com p: +1 410-334-3973 http://www.eoxsales.com http://www.emcore.com kirk reger ward/davis e: kreger@warddavis.com p: +1 310-643-6977 http://www.warddavis.com mr. daisuke yamashita e: yamashita@mrf.co.jp p: +81 03-5821-3623 http://www.mrf.co.jp andrew qiu e: andrew_qiu@emcore.com p: +86 13-828737578 http://www.emcore.com united kingdom and europe central europe and benelux india australia davinder basuita e: davinder_basuita@emcore.com p: +44 1344-827-306 http://www.emcore.com dr. frank kubacki e: fkubacki@eqphotonics.de p: +49 89-319019 27 http://www.eqphotonics.de davinder basuita e: davinder_basuita@emcore.com p: +44 1344-827-306 http://www.emcore.com dr. joseph r. demers e: joe_demers@emcore.com p: +1 626-293-3659 http://www.emcore.com pb7220-2000-t/r two chan nel portable frequenc y domain terahertz spectrometer
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