Three-Tone Ringer for Telephone Sets

Description The three-tone ringing integrated circuit U4076B, in conjunction with a piezo transducer or loudspeaker replaces the normal electromechanical telephone bell. It is operated with the ringing current from the exchange. There is also a possibility of operating the IC with the dc supply v

文件：90.25 Kbytes 页数：6 Pages

TEMIC

三音振铃的电话机

Temic

14-bit, 200 MSa/s, 16 Mpts arbitrary waveform generator

文件：375.83 Kbytes 页数：6 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

Two or three shunt resistor based current sensing circuit design

文件：1.20416 Mbytes 页数：14 Pages

STMICROELECTRONICS

意法半导体

25C 22 7/30 TC SR-PVC PVC COMMUNICATION CABLE

文件：74.81 Kbytes 页数：1 Pages

GENERAL

通用电缆