Rf-neulink NL5000-T User Manual

1 RF Neulink NL5000-T VHF/UHF PROGRAMMABLE FM TRANSCEIVER MODULES MAINTENANCE & OPERATING MANUAL

10 3 CS2-Most significant bit of the channel select lines. Active high 5 volt TTL/CMOS level. Internal 10 kΩ pull-up to +5 volts. Ch

11 present. Input levels are TTL/CMOS; polarity may be programmed. Internal 10 kΩ pull-up to +5 volts. 12 AUDIO OUT-This is the output of the au

12 4 ACCESSORIES Note: Programming kits are for use by authorized service/maintenance personnel only. The Programming Kit for NL5000-T radios (

13 5 OPERATION 5.1 CHANNEL SELECTION The NL5000-T module supports eight channels. The desired channel is chosen via pins 1,2, and 3 of the 15

14 The RF power module in the 10 watt UHF unit requires at least 12 volts to achieve 10 watts, although voltages as high as 1

15 5.4 OPERATING MODES 5.4.1 RECEIVE Carrier Detect and Squelch Operation The NL5000-T is a transceiver; i.e. it can receive and transmit, a

16 High/Low Power If RNet compatibility mode is not programmed into the unit, high and low power levels can be programmed into the uni

17 6 PROGRAMMING To program the NL5000-T Module, the RF Neulink PC Programming Kit, NL5000-PCKT, must be used. 6.1 PC PROGRAMMING KIT The us

18 6.4 USING THE PROGRAMMING SOFTWARE Upon starting the programming software, a screen will appear with three buttons at the top, Pr

19 TX Pre-emphasis-Allows for the signal path from AUX IN to be either pre-emphasized or flat. Most applications where the AUX IN inp

2 TABLE OF CONTENTS I NL5000-T MODULES 1 INTRODUCTION 1.1 GENERAL 1.2 MODEL IDENTIFICATION 1.3 FCC REGULATIONS 2 MODELS NL5000-T VHF/UH

20 damage to the unit, this is normally set on with a time of 60 seconds of less. See section 5.3 for limits on maximum key-down times. The factor

21 II NL5000-T STAND-ALONE RF BOARD 7 NL5000-T RF BOARD DIMENSIONS .1222.1901.9651.918.100.666.397.505.314.304.4941.4001.7122.5492.828.157.1572.1

3 III MAINTENANCE 10 IMPORTANT MAINTENANCE INFORMATION

4 I NL5000-T MODULES 1 INTRODUCTION 1.1 GENERAL The NL5000-T modules are programmable 2-way radios, which operate either in the VHF,

5 1.3 FCC REGULATIONS 1.3.1 LICENSING The FCC requires that the radio owner obtain a station license for his radio before using t

6 2 MODELS NL5000-T VHF/UHF SPECIFICATIONS VHF 220 MHz UHF 2.1 GENERAL Frequency Range 136-162 MHz 217-245MHz 400-420 MHz

7 VHF 220 MHz UHF 2.2 TRANSMITTER Operating Bandwidth 26 MHz 28 MHz 20 MHz RF Output Power (internally adjustable

8 VHF 220 MHz UHF 2.3 RECEIVER Operating Bandwidth 26 MHz 28 MHz 20 MHz Sensitivity (12 SINAD w de-emphasis) 0.3

9 3 NL5000-T INPUT/OUTPUT CONNECTOR Connector Pinout Pin Number Name Description Comments 1 CS0 Channel Select low bit 2 CS