Instruction d'utilisation Shure 440

Résumé du contenu de la page N° 1

222 HARTREY AYE . EVANSTON ILL. CABLE SHUREMICRO
Models
DATA SHEET
440 and 440SL
EVANSTON PHONE DA 89000 . CHICAGO PHONE SH 3 1600
Installation: The Model 440 microphone has a
General: Model 440 and Model 440SL microphones
standard 5/8"-27 thread and can be mounted on any
are pressure operated units using the balanced armature
desk or floor stand.
controlled magnetic principle and especially designed to
have high intelligibility for radio communications and
In the Model 440SL assembl

Résumé du contenu de la page N° 2

A. Using the microphone as supplied, the grip-to- The 440SL microphone, as supplied, has a switch talk switch operates both the microphone circuit which is a momentary contact non-locking) ty e. For use as a grip-to-talk switch, grasp t I e switch with K and press- and an external relay or control circuit. Connect ing the bar with fingers. If desired, the switch may be all leads to the proper terminals of the equip- converted to a grip-to-talk, slide-to-lock switch. This may ment. (See eq