2.2.5.3.1. - Aeronautical Radio of Thailand LTD
Contents
1. at 0 dBm audio output with RF input between 47 dBm and 7 dBm 90 96 modulated at 1 kHz 2 2 2 2 5 The ratio of S N N shall be greater or equal to 45 dB at 0 dBm audio output with RF input between 47 dBm and 7 dBm 80 96 modulated at 1 kHz 2 2 2 2 6 50 contact shall be available RadioSpec264setsYear2014Final 10 19 2 2 8 VHF Multi Channel Transceiver 2 2 8 4 General 2 2 8 1 4 The Multi Channel Transceiver shall be tunable over the range of 118 to 136 975 MHz without any change of elements 2 2 3 1 2 The channel spacing shall be 25 KHz 2 2 3 1 3 The tuning increment shall be made on the step of 25 kHz or less 2 2 3 1 4 The frequency error shall be within 1ppm over the range of VHF band under the environmental conditions as specified in paragraph 2 2 5 1 Environment 2 2 3 1 5 The type of emission and reception shall be Double Side Band Amplitude Modulation A3E for speech 2 2 3 1 6 pre selection channel shall at least consist of 10 channels 2 2 3 1 7 The Transceiver shall include a handset and a headset for local operation and a set of interfacing 2 2 8 4 8 The Transceiver shall include a remote control unit for remote operation 2 2 3 2 Receiver Characteristics 2 2 3 2 1 The sensitivity shall be less than or equal to 105 dBm for 12dB SINAD with 30 96 modulation at 1 kHz ITU T P 53 weighted 2 23 2 2 The Input impedance shall be 50 OHM 2 2 8 2 8 Image response shall at least be 70 dB 22. 118 to 136 975 MHz without any change of elements 2 2 2 1 1 2 The UHF Receiver shall be tunable over the range of 225 to 399 975 MHz without any change of elements 2 2 2 1 1 3 The channel spacing for the VHF Receiver shall be selectable between 8 33 kHz and 25 kHz without any change of elements 2 2 2 1 1 4 The UHF Receiver channel spacing shall be 25 kHz 2 2 2 1 2 Frequency Oscillator 2 2 2 1 2 1 The Receivers frequency oscillator shall be the single channel synthesizer oscillator 2 2 2 1 2 2 The frequency error shall be within 1 pom over the range of 118 to 136 975 MHz for VHF Receiver and 225 to 399 975 MHz for UHF Receiver under the environmental conditions as specified in paragraph 2 2 5 1 Environment 2 2 2 1 3 Demodulation 2 2 2 1 3 1 VHF Receiver s reception type shall be Double Side Band Amplitude Modulation A3E for speech and data that comply with VDL mode 2 2 2 2 1 3 2 UHF Receiver s reception type shall be Double Side Band Amplitude Modulation A3E for speech RadioSpec264setsYear2014Final 9 19 2 2 2 1 3 3 The Bidder shall supply the software for VDL mode 2 installed in the VHF receivers The receivers shall include all interfaces for speech and VDL mode 2 and the selection of mode shall be selected by the software without any need to replace modify or re configure the hardware 2 2 2 1 4 RF Input Characteristics 2 2 2 1 4 1 The input impedance shall be 50 OHM 2 2 2 1 4 2 VSWR shall be bet
3. as described in Attachment 1 2 2 2 5 8 2 The bidder shall provide 3 sets of E1 generate and analysis for all radio E1 interface measurement 2 2 5 8 8 The bidder shall provide 3 sets of IP analysis for all radio IP interface measurement 2 2 5 3 4 The bidder shall provide 3 sets of USB Spectrum analysis for all radios measurement 2 2 5 3 5 The bidder shall provide 40 sets of VHF single cavity filter for all VHF Receivers and horizontal installation not exceed 60 cm depth of standard 19 rack 2 2 5 36 bidder shall provide 23 sets of UHF single cavity filter for all UHF Receivers and horizontal installation not exceed 60 cm depth of standard 19 rack 2 2 5 3 7 The bidder shall provide 1 a handset for local operation 2 a set of interfacing connectors 3 a headset or handset for remote control unit 4 a base station antenna and 5 a set of VHF dual auto tune cavity filter for each VHF Multi Channel Transceiver 2 2 5 8 8 The bidder shall provide 1 a handset for local operation 2 a set of interfacing connectors 3 a headset or handset and VoIP ED137 remote control unit 4 a base station antenna and 5 a set of VHF UHF dual auto tune cavity filter for each VHF UHF Multi Channel Transceiver 2 2 5 3 9 All VHF and UHF Receivers VHF and UHF Transmitters VHF Multi Channel Transceivers VHF UHF Multi Channel Transceivers shall be standard 19 rack mounted size and shall include slides suitable for mounting a
4. be tunable over the range of 118 to 136 975 MHz without any change of elements 2 2 1 1 1 2 The UHF Transmitter shall be tunable over the range of 225 to 399 975 MHz without any change of elements 2 2 1 1 1 3 The channel spacing for the VHF Transmitter shall be selectable between 8 33 KHz and 25 KHz without any change of elements 2 2 1 1 1 4 The channel spacing for the UHF Transmitter shall be 25 KHz 2 2 1 1 2 Frequency Oscillator 2 2 1 1 2 1 The Transmitter shall be a single channel synthesizer oscillator 2 2 1 1 2 2 The frequency error shall be within 1 ppm over the range of 118 to 136 975 MHz for VHF Transmitter and 225 to 399 975 MHz for UHF Transmitter under the environmental conditions as specified in paragraph 2 2 5 1 Environment 2 2 1 1 3 Modulation 2 2 1 1 3 1 VHF transmitter s emission type shall be Double Side Band Amplitude Modulation A3E for speech and data that comply with VDL mode 2 2 2 1 1 3 2 UHF transmitter s emission type shall be Double Side Band Amplitude Modulation A3E for speech 2 2 1 1 3 3 The Bidder shall supply with software for and VDL mode 2 installed in the VHF Transmitters The Transmitters shall include all interfaces for speech and VDL modes and the selection of mode shall be selected by the software without any need to replace modify or re configure the hardware 2 2 1 1 3 4 The modulation depth shall be adjustable up to 85 or greater 2 2 1 1 4 Output Characteristics 2 2 1 1
5. functionality of 1 remote control 2 status monitoring 3 alarm message and 4 fault management 2 1 1 8 Both software and hardware for RCMS shall be supplied including all necessary interfaces as described in 2 2 5 3 1 RCMS Supervisor VHF and UHF Receiver 2 1 2 1 The Receiver front panel shall at least have a display to indicate 1 power on 2 SQ indication 3 alarm indication functions 4 received signal strength and 5 channel frequency display 2 1 2 2 The Receiver front panel controls shall at least include 1 local channel selection 2 a loudspeaker with an adjustable volume control 2 1 2 3 interface shall at least be available for remote control of 1 Rx ready indication 2 SQ 3 channel frequency setting and 4 BIT facilities for enabling immediate fault location in case of failure 2 1 2 4 The Receiver shall have a built in VoIP interface 2 1 2 5 The Receiver shall have a built in or external E1 interface 2 1 2 6 The Receiver shall at least be available for RCMS and minimum RCMS functionality are 1 remote control 2 status monitoring 3 alarm message and 4 fault management 2 1 2 7 Both software and hardware for RCMS shall be supplied including all necessary interfaces as described in 2 2 5 3 1 RCMS Supervisor RadioSpec264setsYear2014Final 5 19 2 1 3 VHF and VHF UHF Multi Channel Transceiver 2 1 3 1 The Transceiver front panel shall at least have a display to indicate 1 power
6. on 2 transmitting indication 3 SQ indication 4 alarm indication functions 5 channel frequency display and 6 received signal strength 2 1 3 2 The Transceiver front panel controls shall at least include 1 local frequency and preset channel selection 2 local remote control switch 3 a microphone socket and 4 a loudspeaker with an adjustable volume control 2 1 3 3 One or several measuring instruments on the front panel shall at least provide 1 all ac and dc voltages which are necessary for fault location 2 all RF levels which are necessary for tuning and fault location 3 output power reflected power 4 modulation depth and 5 VSWR measurements 2 1 3 4 An interface shall at least be available for remote operation and signaling of 1 TX ready 2 PTT 3 power on off signaling 4 power on off switching or standby 5 channel frequency setting 6 Rx ready indication 7 SQ and 8 Built In Test BIT facilities for enabling immediate fault location in case of failure 2 1 3 5 The Transceiver shall have a built in or external VoIP interface 2 1 3 6 The Transceiver shall have a built in or external E1 interface 2 1 3 7 The Transceiver shall at least be available for RCMS and minimum RCMS functionality for 1 remote control 2 status monitoring 3 alarm message and 4 fault management 2 1 3 8 Both software and hardware for RCMS shall be supplied including all necessary interfaces as described in 2 2
7. 2 3 2 4 Spurious response shall at least be 70 dB 2 2 3 2 5 Audio response shall be in the frequency band from 300 Hz to 3 4 kHz or wider 2 2 3 26 The audio output shall be provided by means of a balanced 600 ohms transformer 2 2 3 2 7 pre set SQ control shall be provided to cover the range from 107 dBm to 77 5 dBm 2 2 8 8 Transmitter Characteristics 2 2 3 3 1 The carrier power output delivered into a 50 OHM load shall be greater than or equal to 30 W continuous 2 2 3 3 2 Spurious Output shall be lower than the carrier frequency at least 70 dBc 2 2 3 3 3 The second harmonics of the carrier frequency shall not exceed 36 dBm RadioSpec264setsYear2014Final 11 19 2 2 4 VHF UHF Multi Channel Transceiver 2 2 4 4 General 2 2 4 1 1 The Multi Channel Transceiver shall be tunable over the range of 118 to 136 975 MHz for VHF band without any change of elements 2 2 4 1 2 The Multi Channel Transceiver shall be tunable over the range of 225 to 399 975 MHz for UHF band without any change of elements 2 2 4 1 3 The channel spacing shall be 8 33 KHz 25 kHz for VHF band and 25 kHz for UHF band 2 2 4 1 4 The frequency error shall be within 1ppm over the range of VHF band and UHF band under the environmental conditions as specified in paragraph 2 2 5 1 Environment 2 2 4 1 5 The type of emission and reception shall be Double Side Band Amplitude Modulation A3E for speech 2 24 1 6 A minimum pre selection shall consist
8. 4 1 The carrier power output delivered into a 50 OHM load shall be greater than or equal to 30 W continuous 2 2 1 1 4 2 The carrier output power shall be adjustable to the required preset lower limit and upper limit 2 2 1 1 4 3 The second harmonics of the carrier frequency shall not exceed 36 dBm RadioSpec264setsYear2014Final 8 19 2 2 1 1 4 4 A limiter shall ensure that the maximum modulation depth not exceed 95 95 2 2 1 1 4 5 Protection against mismatch output impedance shall be provided and any mismatch shall not cause the RF output damage 2 2 1 1 4 6 Spurious Output shall be lower than the carrier frequency at least 70 dBc 2 2 1 2 AF and Push to Talk Contact Characteristics 2 2 1 2 1 The AF input shall be designed for 600 OHM balanced and a level between 30 dBm and 10 dBm 2 2 1 2 2 The 3 dB AF bandwidth shall be 300 Hz to 3 4 kHz for 25 kHz channel spacing and 350 Hz to 2 5 kHz for 8 33 kHz channel spacing 2 2 4 2 3 The Total Harmonic Distortion THD shall be less than 10 96 measured with 1 kHz test tone at 9096 modulation depth 2 2 1 2 4 Local operation shall be provided by means of a microphone with a push to talk PTT input 2 2 2 VHF and UHF Receiver The following specifications are used as specifications for both VHF and UHF Receivers except when specified individually 2 2 2 1 RF Characteristics 2 2 2 1 4 Frequency Range and Channel Spacing 2 2 2 1 1 1 The VHF Receiver shall be tunable over the range of
9. 5 3 1 RCMS Supervisor 2 14 E1 Signaling Management Both software and hardware for E1 signaling management of all radio shall be supplied including all interfaces necessary for configuration as described in Attachment 1 2 RadioSpec264setsYear2014Final 6 19 2 1 5 Initial Spare Cards or Modules 2 1 5 4 The bidder shall separately state the lists of parts in use and the initial spare cards or modules for at least 10 rounded up e g 3 1 4 3 9 4 of cards or modules of the VHF and UHF Receiver VHF and UHF Transmitter VHF and VHF UHF Multi Channel Transceiver and Accessories in accordance with the following format only Example ITEM DESCRIPTION PART USED FOR QTY QTY UNIT PRICE TOTAL PRICE NO NUMBER IN USE SPARE DDP DDP 1 Power Supply 123456 TX V TX 183 19 100 1900 U RX V RX U TR V TR V U dentify the part is used for which equipment Delivered Duty Paid 2 1 5 2 The bidder shall provide the initial spare cards or modules in 2 1 5 1 and manual service manual and or maintenance manual which describe the amount of cards or modules in use RadioSpec264setsYear2014Final 7 19 2 2 SPECIFIC REQUIREMENTS 2 2 1 and UHF Transmitter The following specifications are used as specifications for both VHF and UHF Transmitters unless specified individually 2 2 1 1 RF Characteristics 2 2 1 1 1 Frequency Range and Channel Spacing 2 2 1 1 1 1 The VHF Transmitter shall
10. 50 Hz 2 2 5 2 1 2 The power supply shall be capable of operating with the 24 Vdc float charged batteries system 2 2 5 2 1 3 All equipment shall be automatically switched to dc power when ac power failure without any interruption to the operation of equipment 2 2 5 2 2 VHF and VHF UHF Multi Channel Transceiver 2 2 5 2 2 1 The power supply of all equipment shall be designed for using with 210 230 Vac 50 Hz 2 2 5 2 2 2 The power supply shall be capable of operating with the 24 Vdc float charged batteries system 2252 23 All equipment shall automatically switched to dc power when ac power failure occurs without any interruption to the operation of equipment 2 2 5 2 2 4 The 24 Vdc power system for each VHF and VHF UHF Multi Channel Transceiver shall be provided consisting of 1 sealed lead rechargeable batteries 12 V 100 Ah 2 ea 2 charger 24V 100 A 3 inverter 24 V 1500 W with ATS Automatic Transfer Switch included and 4 DC cable red and black color 16 sq mm 20 meters length with cable lugs RadioSpec264setsYear2014Final 13 19 2 2 5 3 Accessories 2 2 5 8 4 The bidder shall provide RCMS supervisor software and radio diagnostic software for maintenance repair and configuration for all and UHF Receivers VHF and UHF Transmitters Multi Channel Transceivers VHF UHF Multi Channel Transceivers Both hardware and software with licenses for RCMS shall be supplied including all interfaces necessary for configuration
11. Radio Specifications For 264 sets of Year 2014 RadioSpec264setsYear2014Final 1 19 15 As 1 2 1 3 2 2 1 2 1 1 2 1 2 2 1 3 2 1 4 2 1 5 2 2 2 2 1 2 2 2 2 2 3 2 2 4 2 2 5 TABLE OF CONTENTS INTRODUCTION SCOPE OF REQUIREMENTS REFERENCE RECOMMENDATIONS ABBREVIATIONS TECHNICAL REQUIREMENTS FUNCTIONAL REQUIREMENTS VHF and UHF Transmitter VHF and UHF Receiver VHF and VHF UHF Multi Channel Transceiver E1 Signaling Management Initial Spare Cards or Modules SPECIFIC REQUIREMENTS VHF and UHF Transmitter VHF and UHF Receiver VHF Multi Channel Transceiver VHF UHF Multi Channel Transceiver Supporting System Attachment 1 Attachment 2 RadioSpec264setsYear2014Final AN O 01 aoa aoa wo wo 12 13 17 18 2 19 1 INTRODUCTION 1 1 SCOPE OF REQUIREMENTS This document provides a functional and specific requirements and sets out the requirements of Aeronautical Radio of Thailand Ltd AEROTHAI in the Kingdom of Thailand for Radio Communication Equipment VHF Transmitter and UHF Transmitter VHF Receiver and UHF Receiver VHF Multi Channel Transceiver VHF UHF Multi channel Transceiver and Initial spare cards or modules procurement 1 2 REFERENCE RECOMMENDATIONS 1 2 1 ICAO Annex 10 Aeronautical Telecommunications Volume Ill Digital Data Communication Systems and Voice Communication Systems 1 22 ICAO Annex 10 Aeronautical Telecommunications Volume V Aeronautical Radio Fr
12. dwidth 5 to 9500MHz Insertion Loss 1 Female N type Connector 104 ea RF coaxial relay 24 Vdc Current S 80mA Insertion Loss lt 0 1dB over Frequency 118 400 MHz Female N type Connector 135 ea Antenna lightning protections DC Blocking type Insertion Loss lt 0 1dB RF Power rating 2 375 W at 50 220 MHz and 2 125 W at 220 700 MHz Female N type Connector 135 ea 5 3 13 The bidder shall provide 1 set of cables comprising of CAT 5 cable 4 pair 24 AWG Also ETL verified to TIA EIA 568 B 2 CAT 5E 1818 meters RF cable RG 142 U impedance 50 ohm max operating frequency 6 GHz center connector copper silver plated outer conductor 1 copper silver plated outer conductor 2 copper silver plated and Dielectric PE 272 meters RF cable RG 223 U impedance 50 ohm max operating frequency 6 GHz centre connector copper silver plated outer conductor 1 copper silver plated outer conductor 2 copper silver plated Dielectric PE and weight 5 5 kg 100m 909 meters RF cable RG 214 U impedance 50 ohm max operating frequency 6 GHz centre connector copper silver plated outer conductor 1 copper silver plated outer conductor 2 copper silver plated Dielectric PE and weight 18 5 kg 100m 909 meters 5 3 14 The bidder shall provide 1 set of RF connector comprising of 15 19 Male N type RF connector for RG 223 U cable straight cable plug Impedance 50 ohm frequency range DC to 2GHz return loss 2 26 dB center contact crimp
13. e to Male BNC Impedance 50 ohm frequency range DC to 1GHz 454 ea e Adapter Male N type to Female BNC Impedance 50 ohm frequency range DC to 1GHz 454 ea RadioSpec264setsYear2014Final 16 19 RadioSpec264setsYear2014Final 17 19 Station A CM HUB A1 INT RCAG A2 LP RCAG B PLHUB B1 MST TWR B2 NAN TWR B3 PCB TWR C UDN HUB C1 UDN TWR C2 UDN RCAG C3 LOI TWR C4 NKP TWR C5 SKN TWR C6 KKN RCAG D NKR HUB D1 NKR TWR D2 NKR RCAG D3 BU TWR D4 UBL TWR D5 UBL RCAG D6 ROT TWR D7 SUR TWR E MK HUB E1 MK RX E7 KMN RCAG E8 NSW RCAG F SRT HUB F1 SRT TWR F2 SRT RCAG F3 CMP TWR F4 NKS TWR F5 SMU KP RCAG F6 SMU TWR G PUT HUB G1 PUT TWR G2 PUT RCAG G3 RAN TWR G4 KBI TWR H HTY HUB H1 HTY RCAG H2 NTW TWR TOTAL 264 SETS Radio amp Site Quantity for RCMS Network VHF RX 1 eN 1 aA A 1 BMW AN I 87 RadioSpec264setsYear2014Final UHF RX O 1 1 O 1 0100 NN NN 52 VHF TX QI il NI emil 1 l 48 UHF TX Ni rn _ O Il gt 1 52 VHF TX RX 15 Attachment 2 VHF UHF TX RX 10 18 19 RadioSpec264setsYear2014Final 19 19
14. ed outer contact crimped 909 ea Male N type RF connector for RG 214 U cable straight cable plug Impedance 50 ohm frequency range DC to 2GHz return loss 2 30 dB center contact crimped outer contact crimped 909 ea Female N type RF connector for RG 223 U straight bulkhead cable feed through impedance 50 ohm frequency max 11GHz center contact crimped outer contact crimped 909 ea Female N type RF connector for RG 214 U cable straight bulkhead cable feed through impedance 50 ohm frequency max 11 GHz center contact crimped outer contact crimped 909 ea e Male PL 259 RF connector for RG 214 U cable straight cable plug Impedance 50 ohm frequency range DC to 1GHz center contact crimped outer contact crimped 454 ea e Male PL 259 RF connector for RG 223 U cable straight cable plug Impedance 50 ohm frequency range DC to 1GHz center contact crimped outer contact crimped 454 ea e Male BNC RF connector for RG 223 U cable straight cable plug Impedance 50 ohm frequency range DC to 2GHz center contact crimped outer contact crimped 454 ea e Adapter Male N type to Male N type Impedance 50 ohm frequency range DC to 1GHz 454 ea Adapter Female N type to Female N type Impedance 50 ohm frequency range DC to 1GHz 454 ea e Adapter Male N type to Female PL 259 Impedance 50 ohm frequency range DC to 1GHz 454 ea e Adapter Female N type to Male PL 259 Impedance 50 ohm frequency range DC to 1GHz 454 ea e Adapter Female N typ
15. equency Spectrum Utilization 1 2 3 ETSI EN 300 676 1 European Standard Telecommunication series 1 2 4 ITU T G 703 ITU T G 704 and ITU T G 711 1 2 5 ED 13 Interoperability Standards for VoIP ATM Components 1 3 ABBREVIATIONS A3E ac AEROTHAI AF AGC BIT dB dBc dBm dc DDP E1 EMF etc Hz ICAO IF KHz mA MHz RadioSpec264setsYear2014Final Amplitude Modulation Double Sideband Full Carrier Voice Alternating Current Aeronautical Radio of Thailand Ltd Audio Frequency Automatic Gain Control Built In Test Decibel Decibel relative to the carrier decibels milliwatt Direct Current Delivered Duty Paid E1 Digital Voice G 703 G 704 and G 711 Electro Magnetic Field et cetera Hertz International Civil Aviation Organization Intermediate Frequency Kilohertz Milliampere Megahertz 3 19 ms Millisecond mV Millivolt mW Milliwatt NBTC Office of The National Broadcasting and The Telecommunications Commission NBTC PTT Push To Talk ppm part per million RCMS Remote control and monitoring system RF Radio Frequency rms root mean square RX Receiver S Second S N N Signal plus Noise to Noise Ratio SINAD Signal plus Noise plus Distortion to Noise plus Distortion Ratio SQ Squelch TCP IP Transmission Control Protocol Internet Protocol THD Total Harmonic Distortion TX Transmitter UHF Ultra High Frequency Vac Alternatin
16. g Current Volt Vdc Direct Current Volt VDL VHF Digital Link VHF Very High Frequency VSWR Voltage Standing Wave Ratio W Watt RadioSpec264setsYear2014Final 4 19 2 TECHNICAL REQUIREMENTS 2 1 FUNCTIONAL REQUIREMENTS 2 1 1 and UHF Transmitter 2 1 1 1 The Transmitter front panel shall at least have a display to indicate 1 power on 2 transmitting indicator 3 alarm indicator functions and 4 channel frequency display 2 1 1 2 The Transmitter front panel controls shall at least include 1 local frequency and preset channel selector 2 local remote control switch and 3 a microphone socket 2 1 1 3 One or several measuring instruments on the front panel shall at least provide 1 all ac and dc voltages which are necessary for fault location 2 all RF levels which are necessary for tuning and fault location 3 output power reflected power 4 modulation depth and 5 VSWR measurements 2 1 1 4 An interface shall at least be available for remote operation and signaling of 1 TX ready 2 PTT 3 power on off signaling 4 power on off switching or standby 5 channel frequency setting and 6 Built In Test BIT facilities for enabling immediate fault location in case of failure 2 1 1 5 The Transmitter shall have a built in VoIP interface 2 1 1 6 The Transmitter shall have a built in or external E1 interface 2 1 1 7 The Transmitter shall at least be available for RCMS and minimum RCMS
17. nd maintenance and all hardware necessary to permit fitting into a standard 19 rack 2 2 5 3 10 The bidder shall provide 18 racks 42U 600X800 standard 19 2 2 5 3 11 The bidder shall provide all spare AC amp DC fuses and 3 core copper 1 0 sq mm AC cords 2 2 5 3 12 The bidder shall provide 1 set of accessories consisting of e MDF disconnection module for installation MDF panel 909 ea e MDF 3U Standard 19 panel 15 way recessed with Stainless Steel type 36 ea RadioSpec264setsYear2014Final 14 19 2 2 2 2 RadioSpec264setsYear2014Final MDF disconnection module 2 pole test cord 2 2 with cord 1 5m open end 36 ea MDF disconnection module 4 pole test cord 2 4 with cord 2 5m open end 36 ea MDF disconnection Plug for 10 pair red color 100 ea Jumper cable for wiring MDF disconnection module for installation MDF panel white and red color 545 meters Telephone cable TIVE 4C size 0 65 sq mm for wiring all radio installation 1818 meters Antenna patch panel for installation 12 antenna lightning protections Copper silver plated size W 24 cm X L 42 cm 12 ea DC distribution box for installation 12 radio DC Connectors and common ground box size W 6 cm X L 90 cm XH 6 cm 36 ea AC distribution box for installation 24 radio AC Connectors and 1 AC 32 Amp breaker box size W 7 5 cm X L 95 cm X H4 cm 36 ea Ground cable green yellow size 4 0mm with cable lugs for wiring all radio installation 454 meters 2 way splitter ban
18. of 10 channels 2 2 4 2 Receiver Characteristics 2 2 4 2 1 The sensitivity shall be less than or equal to 99 dBm for a SINAD at the receiver output 12 dB at least for an input signal modulated 30 96 at 1 KHz ITU T P 53 weighted 2 2 4 2 2 Input impedance shall be 50 OHM 2 2 4 2 3 Image response shall at least be 70 dB 2 2 4 2 4 Spurious response shall at least be 70 dB 2 2 4 2 5 Audio response shall be in the frequency band from 300 Hz to 3 4 kHz or wider 2 2 4 2 6 The receiver shall have a built in VHF UHF 121 5 243 0 MHz guard receiver 2 24 3 Transmitter Characteristics 2 2 4 3 1 The carrier power output delivered into a 50 OHM load shall be greater than or equal to 30 W continuous 2 2 4 3 2 Spurious Output shall be lower than carrier frequency at least 70 2 2 4 8 3 The second harmonics of the carrier frequency shall not exceed 36 dBm RadioSpec264setsYear2014Final 12 19 2 25 Supporting System The word radio equipment in this section is referring to VHF and UHF Receiver VHF and UHF Transmitter VHF Multi Channel Transceiver and VHF UHF Multi Channel Transceiver 2 2 5 1 Environment Conditions All radio equipment shall be able to operate in a controlled environment of approximately 10 45 degree Celsius and relative humidity up to 70 2 2 5 2 Power Supply 2 2 5 2 1 WHF and UHF Receiver VHF UHF Transmitter 2 2 5 2 1 1 The power supply of all equipment shall be designed for using with 210 230 Vac
19. ter than 2 1 at the tuned frequency 2 2 2 1 4 3 The sensitivity shall be less than or equal to 107 dBm VHF and less than or equal to 101 dBm UHF for a SINAD at the receiver output 12 dB at least for an input signal modulated 30 at 1 KHz ITU T P 53 weighted 2 2 2 1 4 4 The audio output level variation shall not exceed 3 dB for the RF input level from 107 dBm to 7 dBm VHF and 101 dBm to 1 dBm UHF 2 2 2 1 4 5 The permissible input voltage without causing damage shall at least be 25 dBm independently of the signal frequency 2 2 2 1 4 6 The spurious response rejection shall be at least 70 dB 2 2 2 1 4 7 The image response rejection shall at least be 70 dB 2 2 2 1 4 8 The IF Response Rejection shall at least be 70 dB 2 2 2 1 4 9 The selectivity shall at least be 70 dB at 25 kHz from channel frequency 2 2 2 1 4 10 A pre set SQ control shall be provided to cover the range from 107 dBm to 77 5 dBm VHF and 101 dBm to 77 5 dBm UHF 2 2 2 2 and Squelch Contact Characteristics 2 2 2 2 1 The audio output shall be provided by means of a balanced 600 ohm transformer and a level adjustable over the range 30 dBm to 10 dBm 2 2 2 2 2 The audio output level shall vary less than or equal to 2 dB with 1 KHz 30 96 and 90 96 modulated 2 2 2 2 3 The dB AF bandwidth shall be 300 Hz to 3 4 kHz for 25 kHz channel spacing and 350 Hz to 2 5 kHz for 8 33 kHz channel spacing 2 2 2 2 4 The THD shall not exceed 5
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