User's Guide

Paging Modulator Instruction Manual
IM55-CIPM3
General Information
2
Performance Specifi cations
Model Number: CI-PM-3
Type: MT-3 Series Paging Modulator
Compatibility: MT-3 Series Radio Systems
Modulation: 16K0F3E (FM Analog)
14K7F1D (FM Data Transmission)
Audio Input: Balanced 600 Ω(tone or voice)
Digital Input: Bipolar: RS-232 compatible
Reference Input: 10 MHz, 0.5 to 2.5 V rms, 50 Ω Front Panel SMA
Reference Output: 10 MHz (Modulated), 2.5 V rms, 50 Ω Front Panel SMA
Frequency Stability: Standard: ±0.03ppm from -40°C to +60°C
Optional: External High Stability ±0.002ppm
from -40°C to +60°C (requires
WWV or GPS reference source).
Duty Cycle: Continuous, 100% from -40°C to +60°C
Audio Response: 0 Hz to 3.4 kHz
Maximum Deviation: +/- 50 PPM
Analog / Digital PTT Activation: Front panel connector and rear motherboard connection
Current Consumption: +13.8 VDC supply: 600 mA power
200 mA steady state
+9.5 VDC supply: 200mA (all options enabled)
80mA (all options disabled)
70mA (LED indicators off).
Operating Temperature Range: -40°C to +60°C
Paging Formats: 4-Level Multiple Transmitter paging ( Flex )
2-Level Multiple Transmitter paging (POCSAG)
Simulcast Operation: Supported with the addition of WWV/GPS receiver.
IC Type Approval: Approved for use with MT-3 VHF 138-174 MHz, UHF 450-470 MHz,
UHF 928-935 MHz,
Additional model/frequency band approvals TBA
FCC Type Acceptance: Approved for use with MT-3 VHF 138-174 MHz, UHF 450-470 MHz,
UHF 928-935 MHz,
Additional model/frequency band approvals TBA