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1/3 - 1/1 Octave Filter Set Type 1625 A portable Band Pass Filter Set primarily intended for use with Sound Level Meter Type 2230, 2231 or 2233. Permits third-octave frequency analysis, and octave frequency analysis with a step of octave or third-oc-tave. Fully automatic recording of the analysis is possible with a Level Recorder Type 2317, 2306 or Type 2309. The scanning of the filter and the Level Recorder are fully controlled by the Filter Set to obtain an optimal recording. Two scann ...
Oscilloscope
Der 10MHz-Zweistrahl-Oszillograf PM 3232 ist fur allgemeine Laborarbeiten, den Service und fur Unterrichts-zwecke vorgesehen. Beide Y-Verstarker besitzen eine driftarme und voll iiberlastungsgeschutzte Eingangsschaltung mit Feldeffekt-transistoren. Alle Schaltungen sind voll transistorisiert. Die Transistoren stecken in Fassungen, damit sie notigenfalls schnell ersetzt werden konnen. Das Gerat besitzt eine vollautomatische Triggerschaltung fur Zeilen- und Bildsynchronimpulse eines Fernseh- ...
Equalizer
Receiver
The R 400 is a single and double sideband radiotelephone receiver for telephony communication in the 1.6-4 MHz coastal telephony band and the 4-27.5 MHz maritime high-frequency telephony bands. The receiver is crystal controlled and has a total of 78 channel facilities distributed as follows: 30 channels in the coastal telephony band and 8 channels in each high-frequency band except the 6 and 25 MHz bands each of which has 4 channels. .The receiver is designed for reception of type A3, ...