12-10
Module I/O Specifications
A5 Premodulation Filter and NSM
A5 Premodulation Filter and NSM
Use extender card 08922-60132.
Power Supplies
Inputs
Clock signal input is a square wave of duty cycle 50% and approximately 4.4Vp-p when
measured on an oscilloscope. To view on a spectrum analyzer, set centre frequency to
270kHz and span to 540 kHz, the peak marker should read approximately +12dBm.
+15 V J1(12) J2(20) TP 2 15 mA
-15 V J1(11) J2(23,24) TP 3 15 mA
+5 V J1(15,16) J2(23,34) TP 1 1.1 A
-5 V J1(19) TP 4 5 mA
Ground J1(2-4,6-10,13-14,17-18,20-21,23-40)
J2(2-4,17-18,21-22,25-26,28-32,34-37) TP 5
From A34 GSM-RTI Assembly
PMF_CLK J1(5)
Level: TTL
Frequency: 270.833±2 kHz
4 Vp-p