CONTENTS 
THE DESIGN AND INSTALLATION OF THE FIXED ACOUSTIC BUOY 
by Richard PesOberlin's 2775) shelter ete tev sees esi os renee ns os 
THE QUIET PLATFORM, KEY TO SUCCESSFUL OCEANOGRAPHIC 
ACOUSTIC RESEARCH 
by A. Donn: Cobbs. si wc ole eens wa 6 ee ws Ge eee eo es 
INSTRUMENTATION FOR THE MEASUREMENT OF HYDRODYNAMIC 
FLOW-NOISE 
by Chester L. Wakamo and Robert C. Fitzpatrick............ 
ACOUSTICAL NOISE MEASURING BUOY WITH DIGITAL DATA RE- 
CORDING 
by Dre lbs Hucter, Ds Ne Baker, and Jin le Shaw tect ence sue © pers 
DEEP TRANSDUCER DESIGN 
loyig Ineale-e IDI IEW yoo Aaea e Geen b Geren anona oe oom oo clotinuvouy yc 
LOCATION OF UNDERWATERORSURFACE SOUND SOURCES BY MEANS 
OF COMPUTER-LINKED CABLED-HYDROPHONE FIELDS 
by wJames Eee Morrissey seaseenen-etcne tence Ghee fem nome Namen ay -sem eer 
EFFECTS OF THE SPECTRAL COMPOSITION OF RANDOM THERMAL 
VARIATIONS ON PHASE AND AMPLITUDE FLUCTUATIONS OF A SOUND 
WAVE PROPAGATING IN THE SEA 
by ‘Aamosaleniusizye esse cuetsa oes a aia ots: oo are) (eet aiel ee) veliton tore) Ne] 6 
A TELEMETERING THERMOMETER 
loilDhe-, /auakegeilo) je (Cehenjorintalkl Gee hac am gaucho coon ou an ooo 
A LONG-RANGE, OCEANOGRAPHIC TELEMETERING SYSTEM 
by Robert Gs Walden and David'H. Frantz, Jr.....2...2..-..- 
A DATA ACQUISITION AND REDUCTION SYSTEM FOR OCEANOGRAPH- 
IC MEASUREMENTS 
by David D. Ketchum and Raymond G. Stevens............. . 
THE PROBLEMS OF RELIABLE LONG-RANGE TRANSMISSION OF RE- 
MOTE OCEANOGRAPHIC MEASUREMENTS 
ys Gee VICIEOO Diam presen scien eu stct slower onc it picirclcsemets S.'cy5 oie teh aie o ker oes 
A DATA PROCESSING AND DISPLAY INSTRUMENT FOR OCEANO- 
GRAPHIC RESEARCH 
by (Os epligileaple ain Oye temcneycicy cies thier seem ernie alk oye) = Rerentontcurcwe tet 
TIMING CONTROL METHODS AVAILABLE FOR SELF-CONTAINED 
RECORDING SYSTEMS 
by Alexander L.M. Dingee, Jr., and A. Fred Feyling ......... 
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55 
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