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Important Notes: • When the PRC-4090 transceiver is used at a power level of 150 watts PEP and with a 13 dBi gain antenna, the antenna(s) used with this transceiver should be located at least 14.4 metres from the operator and should not be co-located or operating in conjunction with any other antenna or trans- mitter.
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Typical antenna types and minimum separation dis- tance: Antenna type Gain Minimum safe sepa- Typical (dBi) ration distance (m) Environ- ment Automatic tuned and whip Vehicle Magnetic Loop Vehicle Multi-wire Broadband Fixed Log-Periodic 14.4 Fixed Automatic tuned and Whip Vehicle Magnetic Loop Vehicle Multi-wire Broadband...
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Note: References to Vehicular environments and minimum safe oper- ating distances relate to persons outside the vehicle only and not to persons within the vehicle.
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OEM Secure Type ................102 OEM Secure Key ................102 Secure Digital Voice/Data Key ............103 Digital Voice Baud Rate ..............103 Selcall Secure Call Hop Rate .............. 103 Selcall Secure Call Code ..............103 SDV/4026 Programming Mode ............103 Service Mode ..................
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PRC-4090 System Docking Station – Rear ......... 134 Assembly ................... 135 SDS Feet Configurations ..............136 Handset Docking Station Configurations .......... 137 Complete Mobile Assembly ............... 140 2019 Automatic Tuning Mobile HF Antenna ........145 2018 Mobile Magnetic Loop Antenna ..........156 Base Station Installations ................158...
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Introduction The Barrett PRC-4090 Tactical Transceiver is an SDR based HF SSB transceiver with a frequency range of 1.5 to 30 MHz in transmit and 250kHz -30MHz in receive. The Barrett PRC-4090 is designed using the latest technology enabling a physically small package with a full feature complement.
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Important Disclosure Please note that this manual describes all the features of the PRC-4090 HF SDR Transceiver and that some variants of the PRC-4090 may not have all the features installed. Illustrations may show accessories, optional equipment or other features which are not part of the standard specifica- tion and are not available in individual countries.
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Terms & Abbreviations Term / Definition Abbreviation Automatic Link Establishment Amplitude Modulation ARINC A set of standards as established by Aeronautical Radio, Incorporated (ARINC). Call History A list containing details of the last thirty calls received.
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Term / Definition Abbreviation Push to talk Receive Only A channel that receives calls but does not transmit calls. Channel Revertive Tone / An acknowledgment signal automatically transmitted Signal from a station receiving a Selcall.
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Base Station Configuration (front) 9 10 EMERG. PRC-4090 Transceiver (P/N 4090-00-01) PRC-4090 System Docking Station (P/N 4090-05-00) PRC-4022 Power Supply (P/N 4090-06-01) Earth stud Whip antenna connection 50 Ohm antenna connection LED status indicator...
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Base Station Configuration (rear)
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION PRC-4090 Transceiver (P/N 4090-00-01) PRC-4090 System Docking Station (P/N 4090-05-00) PRC-4022 Power Supply (P/N 4090-06-01) Ground Coaxial connection (RF out) Aux. PRC-4090 Control Handset connector Ethernet connection DC in (+11 V to +28 V DC) DC out (24 V DC) Auxiliary out (13.8 V DC)
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Control Handset (Rear) Hot-shoe connection to cradle and USB interface unit PTT Button...
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Cradle and Handset Docking Station (rear) External speaker (3W, 8 Ohm) External Speaker connection USB connection for WiFi adaptor or programming H-250 handset connection H-250 Handset Control Handset Docking Station (P/N 4090-05-03)
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - INTRODUCTION Auxiliary Cables Hotshoe cable (unterminated) (P/N 4090-01-34) Hotshoe adapter cable to USB male (P/N 4090-01-32) Hotshoe adapter cable to GPS or CW key (P/N 4090-01-31) 3 port accessory hub (P/N 4090-01-39) GPS adaptor (P/N 2090-01-24)
BASIC OPERATION This chapter contains the following sections: • Starting the Transceiver • Display • Antenna Type • Channel Selection • Receiving and Transmitting -Voice Call • Making an Emergency Call...
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - BASIC OPERATION Starting the Transceiver Ensure the transceiver is attached to a power source appropriate for your sit- uation. Turn the switch from the off position to the on position. Reverse the procedure to power off.
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - BASIC OPERATION Display Tune Status Modulation Mode Date and Time Receive/transmit status Receive Strength/Transmit ALE Status Power Indicator Digital Voice/Secure Digital Swipe Menu Access Voice Status Indicators Channel Label (see page 20) Operation icons (see page...
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - BASIC OPERATION Status Indicators Access Point WiFi Client USB Storage Low Voltage Missed Call Ethernet Screen Lock Busy Networked RS232 Battery charge A number on the WiFi Client icon or the Networked RS232 icon indicates the number of connections currently made to that device.
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - BASIC OPERATION Swipe Menu To access this menu, either swipe horizontally across the screen from the left edge to drag open the swipe menu or press and hold the right arrow key. The icons (other than Settings) appear green when enabled and white if disabled.
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BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - BASIC OPERATION Swipe Menu Modem Select - Tap to enable internal modem for data use Stealth Mode - When active, all lights and sounds are disabled Status Information - Displays IDs and mechanical information...
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - BASIC OPERATION Status Info The Status Info menu displays important information about the transceiver and the network. It can be accessed from the Swipe Menu. It displays the following: Power: Receive and transmit voltage use, transceiver internal temperature and cur- rent draw.