1,151 Artículos relativos a Amplificadores

• Microvoltmetric electrocardiography (MECG)--some clinical and experimental applications.
  Publicado en Med Biol Eng
• Ein myoelektrisch gesteuerter Schaltverstärker.
  Publicado en Rehabilitation (Bonn)
• An amplifier providing fixed background elimination and contrast enhancement in scanning systems.
  Publicado en J Nucl Med
• Technische Probleme bei der akustischen Diagnostik von Herzkrankheiten.
  Publicado en Elektromed Biomed Tech
• A technique for precision multi-channel evoked response averaging.
  Publicado en Electroencephalogr Clin Neurophysiol
• Zesilovac s negativní vstupní kapacitou jako vysokoimpedancní obvod.
  Publicado en Cesk Fysiol
• Hysterosalpingographie mit Hilfe von Bildverstärker und Fernsehgerät.
  Publicado en Zentralbl Gynakol
• Zur Röntgenfernsehdurchleuchtung mit fernsteuerbaren Geräten.
  Publicado en Fortschr Geb Rontgenstr Nuklearmed
• Verstärkeroszillographische Untersuchungen über die Belastungsreaktion bei peripheren arteriellen Durchblutungsstörungen.
  Publicado en Verh Dtsch Ges Kreislaufforsch
• Elekronno-opticheskii usilitel' v sochetanii s rentgenokinematografiei v diagnostike zabolevanii zhelchnogo puzyria.
  Publicado en Vrach Delo
• Spettrofotometro a doppia lunghezza d'ondo basato sull'uso di un amplificaore selettivo sensibile alla fase.
  Publicado en Ann Ist Super Sanita
• Die elektronische Detailverdeutlichung beim Röntgenfernsehen.
  Publicado en Fortschr Geb Rontgenstr Nuklearmed
• A versatile galvanometer-driver amplifier.
  Publicado en Med Biol Eng
• Experimental studies in head injury. II. Pressure propagation in "percussion concussion".
  Publicado en Biophysik
• Compression amplification in hearing aids.
  Publicado en Eye Ear Nose Throat Mon
• Toepassing van beeldversterking in de röntgendiagnostiek.
  Publicado en Ned Tijdschr Geneeskd
• Problems concerning transducers and the display of physiological parameters during patient monitoring.
  Publicado en Acta Anaesthesiol Scand Suppl
• Application of irreversible thermodynamics to a functional description of the tumor cell membrane.
  Publicado en J Cell Physiol
• Device for measurement and recording of the pulse rate.
  Publicado en Acta Physiol Pol
• Acoustic trauma from rock-and-roll music.
  Publicado en Calif Med
• Usilitel' dlia vnutri- i vnekletochnogo otvedeniia biopotentsialov s ispol'zovanem vysokoomnykh mikroélektrodov.
  Publicado en Tsitologiia
• Influence of compressor action on speech intelligibility.
  Publicado en J Acoust Soc Am
• An inexpensive, portable solid-state amplifier for use with the Clark oxygen electrode.
  Publicado en Ala J Med Sci
• A solid state differential amplitude discriminator for single unit recording.
  Publicado en Electroencephalogr Clin Neurophysiol
• An ear oximeter using D-C. Operational amplifiers.
  Publicado en Can J Physiol Pharmacol
• A low-level nuvistor preamplifier for electroretinography.
  Publicado en Med Res Eng
• Uklad dla zwiekszenia czulosci wzmacniaczy EMG.
  Publicado en Neurol Neurochir Pol
• A solid-state pre-amplifier with high input impedance.
  Publicado en J Physiol
• Biotelemetry in medical monitoring.
  Publicado en Arch Phys Med Rehabil
• Choix des transistors a effet de champ utilises pour l'enregistrement de phenomenes biologiques.
  Publicado en Med Biol Eng
• Nové moznosti merania krvného tlaku u novorodencov a dojciat.
  Publicado en Cesk Pediatr
• A simple high input impedance A.C. preamplifier suitable for electrophysiological studies of insect contact chemosensory hairs.
  Publicado en Med Biol Eng
• A high-resolution, small diameter image intensifier gamma camera system.
  Publicado en Phys Med Biol
• Differential high-impedance DC amplifier with negative input capacity.
  Publicado en Physiol Bohemoslov
• DC characteristics of photically evoked summated cortical potentials in man.
  Publicado en Brain Res
• Nonlinear amplifier for use in mixed radiation rem responding radiation meters.
  Publicado en Health Phys
• Etage d'entrée miniaturisé pour enregistrements avec des électrodes fines.
  Publicado en Electroencephalogr Clin Neurophysiol
• Effects of stimulus and response contingencies on a surface negative slow potential shift in man.
  Publicado en Electroencephalogr Clin Neurophysiol
• Basic studies in rheoencephalography.
  Publicado en Neurology
• New subminiature amplifier-transmitters for telemetering biopotentials.
  Publicado en Electroencephalogr Clin Neurophysiol
• The relationship between neuron activity and cortical steady potentials.
  Publicado en Electroencephalogr Clin Neurophysiol
• Ustroistvo dlia programmirovannogo reastiazheniia myshtsy s registratsiei reaktsii poluprovodnikovym tenzometricheskom usilitelem.
  Publicado en Fiziol Zh SSSR Im I M Sechenova
• Predvaritel'nyi usilitel' na poluprovodnikakh dlia raboty s mikroélektrodami.
  Publicado en Fiziol Zh SSSR Im I M Sechenova
• Nastroennyi usilitel' na tranzistorakh.
  Publicado en Nov Med Priborostr
• L'interesse dell'intensificatore elettronico d'immagine nella radiodiagnostica ginecologica.
  Publicado en Riv Ostet Ginecol
• Considerazioni pratiche sulla urografia per infusione "a goccia". Impiego dell'intensificatore di brillanza.
  Publicado en Arch Ital Urol Nefrol
• Psychopathological correlations of the non-specific portion of visual and auditory evoked potentials and the associated contingent negative variation.
  Publicado en Electroencephalogr Clin Neurophysiol
• Study and development of television projector video amplifier techniques. AMRL-TR-67-61.
  Publicado en AMRL TR
• Management of aphonia after surgical treatment of carcinoma of the larynx, pharynx and oesophagus.
  Publicado en Br J Disord Commun
• Some new electrode techniques for long-term physiologic monitoring.
  Publicado en Aerosp Med
• A special purpose digital computer (Biomac 500) used in the analysis of the human electromyogram.
  Publicado en Electroencephalogr Clin Neurophysiol
• A low cost amplifying device for communication with the partially deaf.
  Publicado en Geriatr Nurs (Minneap)
• Respirator with a fluid amplifier.
  Publicado en Masui
• Studies on respirators controlled by fluid amplifiers.
  Publicado en Masui
• A demonstration of ionisation currents in water.
  Publicado en Radiography
• The fluid amplifier and its application in medical devices.
  Publicado en Anesth Analg
• Use of amplification in educating deaf children.
  Publicado en Am Ann Deaf
• The effect of a conventional versus a nonoccluding (cros-type) earmold upon the frequency response of a hearing aid.
  Publicado en J Speech Hear Res
• A lead synthesizer for the Frank system to simulate the standard 12-lead electrocardiogram.
  Publicado en J Electrocardiol
• Action potential simulated on an analogue computer.
  Publicado en J Physiol
• Pulse read ion chamber system.
  Publicado en Health Phys
• Characteristics of the transient responses of transistorized differential bioelectric signal amplifiers.
  Publicado en Biomed Eng (NY)
• Mikrophonpotentiale (MP) des menschlichen Ohres.
  Publicado en Arch Klin Exp Ohren Nasen Kehlkopfheilkd
• Roentgenologic and gastrocamera examinations in the differential diagnosis of gastric ulcer.
  Publicado en Am J Roentgenol Radium Ther Nucl Med
• The parametric pre-amplifier.
  Publicado en Electroencephalogr Clin Neurophysiol
• Choice of electrode, amplifer and auxiliary equipment for the recording of muscle and nerve action potentials in man.
  Publicado en Electroencephalogr Clin Neurophysiol
• A transistor amplifier for chronic micro-electrode recording.
  Publicado en Electroencephalogr Clin Neurophysiol
• An automatic temperature control apparatus for micro-electrode techniques.
  Publicado en Electroencephalogr Clin Neurophysiol
• Simultane Mehrfachkontrastverstärkung bei der Szintigraphie.
  Publicado en Radiobiol Radiother (Berl)
• The design of biomedical instrumentation made easy through the use of operational amplifiers.
  Publicado en Psychophysiology
• A photon-coupled amplifier for the transmission of physiological signals.
  Publicado en Med Biol Eng
• Telemetry in medicine and biology.
  Publicado en Adv Biomed Eng Med Phys
• Noise-induced hearing loss and rock and roll music.
  Publicado en Arch Otolaryngol
• The value of speech amplification in Parkinson's disease patients.
  Publicado en Folia Phoniatr (Basel)
• Frequency-following (microphonic-like) neural responses evoked by sound.
  Publicado en Electroencephalogr Clin Neurophysiol
• A speech aid for the laryngectomy patient.
  Publicado en Br J Disord Commun
• Prospective uses of unidimensional echo-encephalographs in obstetrics, and some medico-technical requirements.
  Publicado en Biomed Eng (NY)
• Wtórnik katodowy z kompensacija pojemnosci wejsciowej.
  Publicado en Acta Physiol Pol
• Zastosowanie wzmacniacza pradu stalego z wyjsciem radiowym do pomiaru natezenia pradu stymulujacego.
  Publicado en Acta Physiol Pol
• Przedwzmacniacz do rejestracji potencjalów czynnosciowych.
  Publicado en Acta Physiol Pol
• Physiologic effects of electroanesthesia.
  Publicado en Surgery
• DC transistor amplifier for a clinical recorder.
  Publicado en Biomed Eng (NY)
• Basis for choosing a block diagram of an electromagnetic blood flow meter.
  Publicado en Biomed Eng (NY)
• The current status of instrumentation systems for the coronary care unit.
  Publicado en Prog Cardiovasc Dis
• Transmission of medical information through telephone lines.
  Publicado en Biomed Eng (NY)
• Interference suppression in differential transistor amplifiers having unbalances.
  Publicado en Biomed Eng (NY)
• Some electronic problems of myoelectric control of powered orthotic and prosthetic appliances.
  Publicado en J Bone Joint Surg Am
• Electro-oculography. A semi-automatic recording procedure.
  Publicado en Br J Ophthalmol
• Electronystagmography in the office.
  Publicado en Arch Otolaryngol
• Evaluation of cerebrovascular disease utilizing a transcutaneous Doppler technic.
  Publicado en Radiology
• Adaptacja stymulatora sterowanego impulsami serca dla celów klinicznych.
  Publicado en Pol Arch Med Wewn
• A battery operated miniature pressure transducer-amplifier system.
  Publicado en Biomed Sci Instrum
• The detection of vocal responses in small laboratory animals.
  Publicado en J Pharm Pharmacol
• Metodika fiziologicheskikh issledovani.
  Publicado en Fiziol Zh SSSR Im I M Sechenova
• Nuclear safety quarterly report, February, March, April, 1968 for Nuclear Safety Branch of USAEC Division of Reactor Development and Technology. BNWL-885.
  Publicado en BNWL Rep
• An activity monitor for small animals. ANL-7535.
  Publicado en ANL Rep
• Un misuratore del respiro basato sull'uso di termistori.
  Publicado en Ann Ist Super Sanita
• Whole-body NMR spectrometer. LA-3966.
  Publicado en LA Rep
• A study of mandibular movement by means of the arm-type motion analyzer and the condenser method. I. The apparatus.
  Publicado en Bull Tokyo Med Dent Univ
• Electronic integrator for measurement of partitions of the lung volume.
  Publicado en J Speech Hear Res