NO125783B - - Google Patents

Download PDF

Info

Publication number
NO125783B
NO125783B NO428370A NO428370A NO125783B NO 125783 B NO125783 B NO 125783B NO 428370 A NO428370 A NO 428370A NO 428370 A NO428370 A NO 428370A NO 125783 B NO125783 B NO 125783B
Authority
NO
Norway
Prior art keywords
amplifier
channel
transmitter
whose
signal
Prior art date
Application number
NO428370A
Other languages
English (en)
Norwegian (no)
Inventor
R Brede
E Stenersen
Original Assignee
Simrad As
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Simrad As filed Critical Simrad As
Priority to NO428370A priority Critical patent/NO125783B/no
Priority to FR7140077A priority patent/FR2113874B1/fr
Priority to DE2155588A priority patent/DE2155588C3/de
Priority to CA127,227A priority patent/CA941948A/en
Priority to US00196919A priority patent/US3742438A/en
Priority to GB5207671A priority patent/GB1363892A/en
Publication of NO125783B publication Critical patent/NO125783B/no

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO428370A 1970-11-10 1970-11-10 NO125783B (cs)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO428370A NO125783B (cs) 1970-11-10 1970-11-10
FR7140077A FR2113874B1 (cs) 1970-11-10 1971-11-09
DE2155588A DE2155588C3 (de) 1970-11-10 1971-11-09 Echolotanlage mit einer automatischen Steuerung der Verstärkung der empfangenen Echosignale
CA127,227A CA941948A (en) 1970-11-10 1971-11-09 Echo sounding apparatus with automatically regulated receiver gain
US00196919A US3742438A (en) 1970-11-10 1971-11-09 Echo sounding apparatus with automatically regulated receiver gain
GB5207671A GB1363892A (en) 1970-11-10 1971-11-09 Echo sounding apparatus with automatically regulated receiver gain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO428370A NO125783B (cs) 1970-11-10 1970-11-10

Publications (1)

Publication Number Publication Date
NO125783B true NO125783B (cs) 1972-10-30

Family

ID=19880180

Family Applications (1)

Application Number Title Priority Date Filing Date
NO428370A NO125783B (cs) 1970-11-10 1970-11-10

Country Status (1)

Country Link
NO (1) NO125783B (cs)

Similar Documents

Publication Publication Date Title
US3742438A (en) Echo sounding apparatus with automatically regulated receiver gain
GB1302731A (cs)
NO148429B (no) Sonar-apparat.
GB363319A (en) Improvements in or relating to distance or depth finding apparatus
US4308599A (en) Echo sounder transmitting radiant energy at two frequencies
GB1437851A (en) Arrangement for measuring and controlling the concentration of an emulsion
GB1482279A (en) Digital transducers for measuring
GB1204939A (en) Echo sounder
NO125783B (cs)
GB1092531A (en) Liquid presence detector
GB1455060A (en) Doppler sonar equipment
GB664360A (cs)
US3710621A (en) Sing-around type ultrasonic measuring instrument
GB1241663A (en) Improvements in or relating to echo sounders
US3594554A (en) Depth control system for underwater vehicle
US3431550A (en) Ultrasonic presence detectors
GB1448471A (en) Method of and apparatus for ultrasonic testing
NO128791B (cs)
US3346839A (en) Echo-sounding apparatus for examining strata below the sea-bed with variable gain means responsive to sea-bed echoes
JPS58160879A (ja) 底質判別装置
NO120174B (cs)
GB1135231A (en) Improvements in or relating to distance testing apparatus
GB1412789A (en) Methods of and devices for transmitting and receiving as used in navigation system employing the doppler effect
JPH0749376A (ja) 超音波藻計測装置
US3196199A (en) Multi-channel transponder