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InfoRad TX125EN Transmitter / Encoder 


InfoRad, Inc. introduces the TX125EN Transmitter / Encoder. The InfoRad TX125EN allows a user to page on-site paging receivers or Wireless LED Signs (AS110 / AS120). 

Specifications

Frequency Range           :  VHF =146MHz ~ 170MHz , UHF=450MHz ~ 470MHz .
Channel Spacing            :  12.5K /25k Hz
RF Output Power          :  Hi  : 5W/2W  Lo : 1W/0.5W/0.1W , by tuning
Modulation Type           :  F3D (FSK), F3E (FM)
Intermediate Frequency  : 45MHz & 450KHz
Number of Channels      : 16 channels ( 4 dip switch selectable  )
Frequency Source          : Synthesized
Power Supply                : DC 10V ~ 15V, 12 V typical
Temperature Range        : -30 C ~ 60 C
Current Consumption     Standby    : < 50mA
                                      TX (5W)  : < 2A
                                      TX (1W)  : < 1A

TRANSMITTER
Carrier Power           HI           : 5W/2W +/- 0.5dB
                                 LOW      : 1W +/- 0.5dB
Frequency error                        : +/- 5 ppm @VHF , +/- 3ppm@UHF
Frequency Deviation                 : 25kHz Channel Spacing : 5 kHz ~ 3.8 kHz (Peak)
                                                : 12.5kHz Channel Spacing : 2.5 kHz ~ 1.8 kHz (Peak)
Audio Frequency Response      : 100Hz ~ 2.5 kHz -6dB
Adjacent Channel Power          : < 70dBc
Conducted Spurious Emission   : -57dBc

ENCODER
Input Protocol         : TAP via DB9 serial (cable supplied)
Output Protocol      : POCSAG (programmable for 512/1200/2400 baud)

Power Jack : 2 Pins       Power +          : DC 9V ~ 15V
                                     Power Gnd  -  : Gnd

I/O PORT : DB-9 Connector

           PIN.1---------PTT
          PIN.2---------TXD
           PIN.3---------RXD
           PIN.4---------Carrier DET OUT
           PIN.5---------GND
           PIN.6---------CTS
           PIN.7--------- Digital MOD IN
           PIN.8--------- Audio MOD INbr>
           PIN.9--------- Audio OUT

PTT Input Level                        : 0-5V (TTL)
Digital Modulation Input Level   : 0-5V (TTL)
Audio Modulation Input Level   : 1Vp-p @1kHz
Audio Output Level                   : 2V p-p @ 8 OHM Load
Carrier DET Output Level         : 0-5V(TTL)
TX IND Output Level               : 0-5V(TTL)
TXD & RXD Level                   : +/- 12V (RS-232)
PTT timeout feature                   : 0 ~ 250 seconds

Program this device through supplied serial cable and programming software.

 

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Call InfoRad Sales  @ 800-228-8998 for more information and pricing on the TX125EN.

 

 

Copyright 2006
InfoRad, Inc.

All Rights Reserved
Makers of AlphaPage® Wireless Messaging Products since 1985.