AP-LMR500 High Performance LMR Gateway, Land to Mobile Radio Gateway, VHF/HF/UHF RoIP Gateway, VHF/HF/UHF Radio Interworking

Demo. Youtube : 

VoiceFinder AP-LMR500 VHF/HF/UHF Radio LMR(Land-to-Mobile Radio) gateway is a new cutting edge LMR gateway supporting various RADIO interfaces like as single & differential PTT control signal, Audio Tx/Rx Signal, E&M Interface, etc.

Radio and LAN interface of AP-LMR500 provide an optimized call scenario for RoIP (radio over IP) service when it interoperates with conventional radio device. 

"19 inch rack mountable design and system architecture of AP-LMR200N provides customer satisfaction in high quality, performance and system reliance. This product uses the state-of-art technology voice compressed algorithm and unique QoS algorithm of AddPac to maintain the maximum Radio over IP voice quality under fast internet line and slow internet line as well. VoiceFinder AP-LMR500 LMR gateway provides high-performance radio over IP(RoIP) solution for military, and police as well as fire station and construction area.

Various Radio Interface Support 

LMR(Land-to-Mobile Radio) gateway combining IP-PBX, PTT Server, IP Phones for PTT service is now suggesting a new model for a main RoIP(Radio over IP) communication solution. In order to be a part of advanced RoIP communications naturally in the future, making an excellent choice of choosing LMR gateway is essential. AP-LMR500 is a "19 rack mount size LMR gateway providing Color LCD, Radio MIC Interface Port, Radio Audio Port with PTT Tx/Rx Signal, Built-in Speaker Output, 3.5mm Speaker Output for External Speaker, Rotary Switchs for Remote Radio Frequency Control, Volume Up/Down Control and RS232C,RS422 Interface for Radio Serial Port Communication. It is suitable for air traffic control center, military, police and fire department offices. It has functions as a LMR gateway which interoperates with radio device between IP network and radio network. Especially AP-LMR500 provides an optimal solution of RoIP communications in telephony environments that using PTT Server, PTT IP phones and IP-PBX to get connect with a head office.

Powerful Network·CPU Interface

AP-LMR500 LMR Gateway is designed to provide high-performance service as a media gateway between radio and IP network. It provides LEDs on the front panel indicating operational status, line status, and LAN Interface status of gateway. Two(2) 10/100Mbps fast ethernet port and RS232C console interface are the base for delivering various network services.

High quality of communication and additional services

Various LMR gateway series of AddPac is approved for its high performance and reliability in world-wide markets. AddPac provides highly advanced LMR services in order to meet demanding and evolving business requirements of customers. Especially AP-LMR500 LMR Gateway has been developed through years of experiences and accumulated know-how from existing enterprises and communication markets. AP-LMR500 provides concurrent dual signaling stacks such as H323, SIP and QoS (Quality of Service) for high quality of communication service. This will satisfy customers with high expectation.

Main Service Features

• High Performance RISC & Programmable DSP Architecture

• High End LMR Gateway Solution for Advanced RoIP (Radio over IP) Service

• "19 Inch Rack Mountable Chassis

• Various Radio System (Motorola, ICOM, SAMYOUNG, CODAN, etc) Support

• VHF, HF, UHF Radio System Interworking Support

• Have Quick(NET Number, TODTX, TODRX, TEOD, WOD) Control Support

• CIV (ICOM), RS-232, RS-422 Radio Control Interface

• RS232C, Audio In/Out, PTT In/Out, 3.5 mm external AMP Speaker Interface Support

•Remote Monitoring Support (Radio Channel, Transmitter/Receiver Power, Radio Antenna(REF) and Power Supply ) (If Radio Interface Protocol is Provided) 무

• External Power Supply (Terminal Block)

• 2W/4W leased Line and Dual LAN Interface for Data Service 전

• Powerful Network Protocol Support (IP/UDP/TCP, etc)

• Web based Smart Web Manager Support

• CLI (Command Line Interface) for Advanced User (Telnet or RS232C)

Hardware Specification

•High Performance RISC & Programmable DSP Architecture

•Main Chassis

– TFT Color LCD and Control Key

– Network Interface

• 1 Port RS-232C Console (RJ45)

• 2 Port Fast Ethenet LAN Port (RJ45)

• 2W/4W Leased Line Interface

– Radio MIC Input Interface, PTT Input Port , PTT button, Volume Control Rotary Switch, Built-In Internal Speaker, 3.5mm Audio output for External AMP Speaker(back side)

– Raido Control Interface : RS422/RS232C, CIV Interface, USB Interface (future use)

– Radio Audio Signal Input/Output Interface (TTL, Differential), Radio PTT Signal Input/Output Interface (TTL, Differential)

– I2C Control (for External Temperature Sensor), Alarm and Relay Output Port

– Analog Input Interface for Radio Voltage Measurement (Vin+, Vin-)

– DIP Switch (for Internal H/W Configuration)

– Blue LAMP for Status Display

– External Power Supply

Network Diagram