DC bridge amplifier

DC bridge amplifierDC bridge amplifier

 

 

The unit was developed to receive and amplify the signals from a force/displacement or pressure sensor (e.g. invasive blood pressure transducers, etc.). It is a guaranteed low -noise design with high filtration level.

  

Specification

DC bridge amplifier  
Amplification x 10 000, continuously adjustable
Bandwidth DC, 200Hz*
Calibration levels GND, 1V (for the adjustment of the signal processing unit)
Bridge voltage +3V DC*
Offset adjustment ±6V related to the output
Display ±LED Bar
Filtering OFF, 3Hz, 10Hz, 40Hz, (80dB high-pass filter)
Input impedance 10MΩ symmetric
Output impedance 100Ω asymmetric
Input connector 9-pole D-SUB (Cannon)
Output connector 6,3 Jack socket
Power supply 110V or 220V, 50/60 Hz

 * other desired value can be set, but requires prior consultation

Available models

EXP-SG-1 DC bridge amplifier (1-channel)

EXP-SG-2 DC bridge amplifier (2-channel)

EXP-SG-4 DC bridge amplifier (4-channel)

You can find the optional accessories by clicking here

SEN-03-XX Force/displacement transducer (for details see SEN-03-K01 datasheet)

SEN-04-XX Implantable force/displacement transducer (for details see SEN-04-K01 datasheet)

SEN-02 Invasive blood pressure sensor

References

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2000 Köhn E. Dünn- und Dickdarmmotilität des Pferdes Hannover, Tierärztl. Hochsch., Diss., 2000
2001 Huang W, Kingsbury MP, Turner MA, Donnelly JL, Flores NA, Sheridan DJ. Capillary filtration is reduced in lungs adapted to chronic heart failure: morphological and haemodynamic correlates Cardiovasc Res. 2001 Jan;49(1):207-17.
2002 Haj-Yehia A, Nassar T, Kadery B, Lotan C, Da'as N, Kleinman Y. Effects of the SOD mimic nitroxide 3-carbamoyl-PROXYL on oxidative stress markers and endothelial dysfunction in streptozotocin-induced diabetic rats Exp Clin Cardiol. 2002 Fall;7(2-3):85-92.
2002 Klukovits A, Gáspár R, Sántha P, Jancsó G, Falkay G. Functional and histochemical characterization of a uterine adrenergic denervation process in pregnant rats Biol Reprod. 2002 Sep;67(3):1013-7.
2003 Rubovszky B, Szentmiklósi AJ, Márián T, Cseppento A, Gesztelyi R, Székely A, Fórizs F, Gáspár R, Trón L, Krasznai Z. Comparative pharmacological studies on the A2 adenosine receptor agonist 5'-n-ethyl-carboxamidoadenosine and its F19 isotope labelled derivative J Pharmacol Sci. 2003 Nov;93(3):356-63.
2003 Rodríguez-Sinovas A, Bis J, Anivarro I, de la Torre J, Bayés-Genís A, Cinca J. Coronary smooth muscle reactivity to muscarinic stimulation after ischemia-reperfusion in porcine myocardial infarction J Appl Physiol (1985). 2003 Jul;95(1):81-8. Epub 2003 Mar 7.
2003 Mihályi A, Ducza E, Gáspár R, Falkay G. Investigation of the role of the serotonergic activity of certain subtype-selective alpha1A antagonists in the relaxant effect on the pregnant rat uterus in vitro Mol Hum Reprod. 2003 Aug;9(8):475-80.
2005 Turchányi B, Tóth B, Rácz I, Vendégh Z, Furész J, Hamar J. Ischemia reperfusion injury of the skeletal muscle after selective deafferentation Physiol Res. 2005;54(1):25-32.
2006  Karsai D, Zsuga J, Juhász B, Dér P, Szentmiklósi AJ, Tósaki A, Gesztelyi R Effect of nucleoside transport blockade on the interstitial adenosine level characterized by a novel method in guinea pig atria J Cardiovasc Pharmacol. 2006 Jan;47(1):103-9.
2008 López D, Rodríguez-Sinovas A, Agulló L, Inserte J, Cabestrero A, García-Dorado D. Acidic reoxygenation protects against endothelial dysfunction in rat aortic rings submitted to simulated ischemia Am J Physiol Heart Circ Physiol. 2008 Dec;295(6):H2409-16. doi: 10.1152/ajpheart.00409.2008. Epub 2008 Oct 17.
2009  Gál A. Different roles of alpha2-AR subtypes in the uterine function in vitro in the rat University of Szeged, Faculty of Pharmacy, Department of Pharmacodynamics and Biopharmacy
2009  Stratos I. Einfluss von Granulozyten-Kolonie stimulierendem Faktor auf die tarmatsierte periphere Skelettmuskulatur der Ratte Aus dem Institut für Experimentelle Chirurgie der Medizinischen Fakultät, der Universität Rostock, PhD
2010 Csonka D. Investigation of pregnancy induced adrenergic denervation in the rat University of Szeged, Faculty of Pharmacy, Department of Pharmacodynamics and Biopharmacy
2010 Varga G, Erces D, Fazekas B, Fülöp M, Kovács T, Kaszaki J, Fülöp F, Vécsei L, Boros M. N-Methyl-d-aspartate receptor antagonism decreases motility and inflammatory activation in the early phase of acute experimental colitis in the rat Neurogastroenterol Motil. 2010 Feb;22(2):217-25, e68. doi: 10.1111/j.1365-2982.2009.01390.x. Epub 2009 Sep 3.
2010 Klukovits A, Tekes K, Gündüz Cinar O, Benyhe S, Borsodi A, Deák BH, Hajagos-Tóth J, Verli J, Falkay G, Gáspár R. Nociceptin inhibits uterine contractions in term-pregnant rats by signaling through multiple pathways Biol Reprod. 2010 Jul;83(1):36-41. doi: 10.1095/biolreprod.109.082222. Epub 2010 Mar 17.
2011 Vata LG, Plamadeala P, Foia LG, Mitu F, Gorgan L, Vata A, Dumitriu IL, Gurzu B. Obesity independent effects of high fat diet on pulmonary arteries reactivity

Acta Endocrinologica Oct-Dec2011, Vol. 7 Issue 4, p451

2012  Hadzhibozheva PV, Georgiev TK, Kalfin RE, Tolekova AN. Angiotensin II and Vasopressin effects on motor activity of rat isolated tissue strips from urinary bladder and rectum Bulgarian Chemical Communications 01/2012; 44(3):252-257.
2012 Hadzhibozheva PV, Tolekova AN, Mihaylova S, Georgiev TK. AT2 receptors and angiotensin II-mediated contractions of gastrointestinal tract of rats Trakia Journal of Sciences, Vol. 10, Suppl. 1, 161-166, 2012
2012  Chu J, Miller CT, Kislitsyna K, Laine GA, Stewart RH, Cox CS, Uray KS. Decreased myosin phosphatase target subunit 1(MYPT1) phosphorylation via attenuated rho kinase and zipper-interacting kinase activities in edematous intestinal smooth muscle Neurogastroenterol Motil. 2012 Mar;24(3):257-66, e109. doi: 10.1111/j.1365-2982.2011.01855.x. Epub 2012 Jan 11.
2012  Raducu Popescu I, Bild W, Ciobica A, Bild V. Different modulatory effects of ammonium ions on angiotensin vascular actions in isolated rat aortic and renal arteries Arch. Biol. Sci., Belgrade, 64 (2), 427-433, 2012
2012 Verli J. Investigation of the coordinated interplay among  2-adrenergic receptors, hosphodiesterase 4 and the AKAP-PKA in the cAMP dependent relaxation of the late pregnant uterus University of Szeged, Faculty of Pharmacy, Department of Pharmacodynamics and Biopharmacy
2013  Hadzhibozheva PV, Tolekova AN, Georgiev TK Angiotension II receptors - role for the contraction of large intestine Bulgarian Journal of Veterinary Medicine 01/2013; 16(Suppl. 1):10-18.
2013 Chu J, Pham NT, Olate N, Kislitsyna K, Day MC, LeTourneau PA, Kots A, Stewart RH, Laine GA, Cox CS Jr, Uray K. Biphasic regulation of myosin light chain phosphorylation by p21-activated kinase modulates intestinal smooth muscle contractility J Biol Chem. 2013 Jan 11;288(2):1200-13. doi: 10.1074/jbc.M112.370718. Epub 2012 Nov 16.
2013  Broskova Z, Sotnikova R, Nedelcevova J, Bagi Z. Effect of a novel stobadine derivative on isolated rat arteries Interdiscip Toxicol. 2013 Jun;6(2):63-6. doi: 10.2478/intox-2013-0011.
2014 Grześk G, Malinowski B, Grześk E, Wiciński M, Szadujkis-Szadurska K. Direct regulation of vascular smooth muscle contraction by mastoparan‑7 Biomed Rep. 2014 Jan;2(1):34-38. Epub 2013 Oct 4.
2014  Singh B, Sangle GV, Murugan J, Umrani R, Roy S, Kulkarni O, Semwal A, Unnikrishnan M, Jain M. Effect of combination treatment of S–amlodipine with peroxisome proliferator-activated receptor agonists on metabolic and cardiovascular parameters in Zucker fa/fa rats Diabetol Metab Syndr. 2014 Mar 28;6(1):45. doi: 10.1186/1758-5996-6-45.
2014 Varró P, Szabó E, Kovács M, Világi I. Nervous system and gastrointestinal effects of the insecticide esfenvalerate on the rat: an ex vivo study Agricultural Sciences, 2014, 5, 365-375, Published Online March 2014 in SciRes.

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