REV. Status REVISION REVISED AND REDRAWN ON CAD/CAM 12/19/91 HA REVISION A TEMECULA WAS CARSON 06/02/98 TS FCC68 DIRECT CONNECT TELEPHONE COUPLING TRANSFORMER 600:150/150 co A. Electrical Specifications (@ 25 C) oe a 1. Pri Source Impedance; 6000 > | 2. Sec Load Impedance; 1500/1500 SPLIT 3 NS 3. Pri DC Unbalance Current; 9OmA (1-2) a 4. Operating Level; 45dBm to +10dBm 7 | 5. Insertion Loss; 2.0dB MAX @ 1800Hz OdBm & DC9O0mA a 6. Frequency Response; =| +0.3dB, 1.6dB @ 5003500Hz OdBm & DC9O0mA prejative to 1 Boos) F +0.3dB, 3.0dB @ 3003500Hz OdBm & DC90mA (relative to 1800Hz _ 7. Pri Impedance; 6000 +20% @ 5001800Hz OdBm & DC9OmA 8. Pri Return Loss; 14dB MIN @ 1800Hz OdBm & DC90mA 9. Longitudinal Balance; 60dB MIN @ 2004000Hz 10. Total Harmonic Distortion; 1.2 % MAX @ 3003500Hz OdBm & DC90mA 11. DC Resistance; (1-6) = 850 410% 2-5), (3-4) =559 410% 12. Turns Ratio; (1-6) : (2-5) : (3-4) = 1 : 0.535 : 0.535 42% 13. Dielectric Strength; AC 1500Vrms 1 minute @ Pri to Sec, Pri to Core, Sec to Core B. Marking; TTC1422LB, TAMURA TEMECULA, CA, Date Code & Country of origin C. Schematic Diagram 6 PRI SEC 2 6000 T DC90mA r 3 6000 4 1 e D. Mechanical Specifications BLACK DOT (PRIMARY) . X 3P Oo 4 Nal i= DATE CODE COUNTRY OF ORIGIN BEVEL (Designates PIN 1) penecon Le 33.0(1.30)MAX > PTT 3.6(0.14)MAX TAMURA TEMECULA CA TIC142-2LB | 4.741.0(0.19+0.04) YY t TOLERANCES (mm) f s 4+ 0.2 20 = 502 O04 0.3(0.01)TYP 0.8(0.03)TYP PREPARED BY: =26.4(1.04.)MAX= 2.0(0.08)TYP D. Kelley Note: Pin Material: Solder plated copper pin ENGINEER: DRAWING CONTROL NO.| REV MODEL DESCRIPTION MODEL SPECIFICATION . PA110450 DIRECT CONNECT TELEPHONE T. Shiozawa} acap\rtc\attoaso1.0ws | A COUPLING TRANSFORMER TIC-1 4?-2LB QUALITY CONTROL: CONTENTS OF THIS DRAWING ARE] TAMURA CORPORATION OF AMERICA SUBJECT TO CHANGE WITHOUT] 43352 BUSINESS PARK DRIVE, TEMECULA, CA. 92590-6624 D. Kelley PRIOR NOTICE 909) 699-1270 FAX 9096769482 DIM: mm(In} SCL: NONE | SH: 10F 1 APPROVED: PROPRIETARY NOTICE: THIS DRAWING PRINT OR DOCUMENT AND SUBJECT MATTER DISCLOSED HEREIN ARE PROPRIETARY ITEMS TO WHICH TAMURA _ [RETAINS THE EXCLUSIVE RIGHT OF DISSEMINATION, REPRODUCTION, MANUFACTURE AND SALE. THIS DRAWING, PRINT OR DOCUMENT IS SUBMITTED IN D. Suzuki |CONFIDENCE FOR CONSIDERATION BY THE RECIPIENT ALONE UNLESS PERMISSION FOR FURTHER DISCLOSURE IS EXPRESSLY GRANTED IN WRITING.