Resonanzkurven 



232 



Rieht) inie 



peak resonance curve. 



Resonanzkurven-einsattelung,-senke 

 crevass of resonance curve, dip. 



Resonanz-röhre resonance or tuning 

 indicator (mostly glow tube), 

 flashograph. -schärfe selectivi- 

 ty, sharpness of resonance or tun- 

 ing- -Schwingung resonant vibra- 

 tion, sympathetic v., co-vibration. 

 -Spannung resonance potential, 

 radiation p., p. resulting in 

 transition of electron from ground 

 state to next orbit and emission 

 of resonance line spectrum, 

 -spitze resonance peak, -spitze, 

 abgeflachte flat-topped resonance 

 crest, -sprung transition of 

 electron resulting in emission of 

 radiation, -strahl ung resonance 

 radiation (of vapor lamp). 



Resonator, Hohl raum- cavity resonator, 

 chamber r. , enclosure r. Quarz- 

 piezo-electric resonator, tuning 

 or resonance indicator. 



Resotank micro-wave generator (elec- 

 tron-oscillation tube or magnetron 

 t. confined in hollow space or 

 sphere), cavity resonator magnetron. 



Rest-abweichung residual aberration 

 (of lens), -dämpf ung net transmis- 

 sion equivalent, net attenuation, 

 -flüssigkeit residual liquid. 

 "härte residual hardness (of water), 

 -keim residual nucleus, -plasma 

 residual electrons, plasma (region 

 practically without resultant 

 charge), -strahl residual ray, r. 

 radiation, "reststrahl". 



Retortenhelm retort head, r. helm. 



Reusenantenne cage antenna. 



Reversionspendel reversible pendulum, 

 Kater p. 



Revolver revolving nosepiece (in 

 microscope). Spulen- coil switch- 

 ing assembly (for wave-band change). 

 -kopf lens turret (of camera). 



Rezension review, criticism. 



Reziprok, Widerstands- inverse re- 

 sistance, resistance reciprocal 

 (= conductance). 



Rhodan thiocyanogen, sulfocyanogen. 



Rhombendodekaeder rhombic dodecahe- 

 dron. 



Rhomboeder rhombohedron. 



Rhombus rhomb (us), lozenge. 



Rhythmus, im in tune, synchronism, 

 rhythm or unison with; at the 

 rate of. 



Richt-antenne directional antenna, 

 unilateral a. -bogen clinometer. 

 -Charakteristik directional char- 

 acteristic, space pattern, -dorn 

 mandrel, -effekt rectification 

 e/fect; directional action, 

 -empfang directional reception, 

 -empfanger, Einpeilen auf Punksender 

 tune directional receiver to radio 

 station (to take bearings). 



richten direct, turn, arrange, ad- 

 just, set, straighten (out), dress, 

 align, lay (a gun), train or aim 

 (at), -auf train on, aim at. 

 sich - nach be guided by. 

 richtende Eigenschaft directional 

 property (of a loud-speaker, screen, 

 antenna, etc. ) 



Richter, Strom- rectifier of thyratron, 

 ignitron or other mercury-arc type. 

 Wechsel- inverter, inverse rectifier, 

 d-c to a-c transverter. 



Richt-fahigkeit directivity, direction- 

 al property, -faktor rectification 

 factor, -funkfeuer directive bea- 

 con station, d. transmitter s., 

 radio range s., beam s. -gerät 

 bombsight, sight. 



richtig right, correct, just, true, 

 ortho. -, färben- orthochromatic 

 (phot.) 



Richtigkeit correctness^ accuracy, 

 faithfulness, fidelity (of repro- 

 duction). 



r icht igphasig true-phased, in cor- 

 rect phase relationship. 



Richt-kanonier gunlayer. -kennlinle 

 rectification characteristic; 

 directional diagram, space pattern, 

 -konstante rectification constant, 

 -kraft directive force, direct- 

 ing f.; versorial f. -1 autsprecher 

 directional loudspeaker, -linie 

 guide line, guiding 1., directive. 



