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Tuesday, January 27 2015 @ 03:18 AM EST


145.110 MHz (PL Tone 85.4Hz)

Location D.O.T. Tower Facility, Highway 701 North, Conway, SC.
Transmitter Vertex VXR-7000
TX Output Power ~50 Watts
Power Delivered to Feedline ~33 Watts
RF power At Antenna ~19.23 Watts [calculated]
Receiver Vertex VXR-7000
Pre-amp Advanced Receiver Research [ARR] GaSFET
Duplexer 6 cavity. 2 Bp, 4 Bp/Br
Controller Computer Automation Technologies [CAT] 300 DX
DC power Repeater Internal Power Supply / Site has backup Generator
Antenna Height Above Ground Approx. 400'
Antenna Decible DB-224
Advertised Gain 6 dBd
Feedline Approx. 470' 7/8" foam, with 40' 1/2" Superflex top jumper - NOTE: Antenna and feedline are diplexed to the 145.11 & 444.675 repeaters
VHF ERP

Calculated to be ~76.56 Watts

Site Photo  
Packet Station  

147.120 MHz (PL Tone 85.4Hz)

Location Maisons-su-mer Condominium complex, Lake Arrowhead Rd.
Transmitter ICOM Repeater
TX Output Power ~25 Watts
Power Delivered to Feedline ~15.5 Watts
RF power At Antenna ~ 12.71 Watts [Calculated]
Receiver ICOM Repeater
Pre-amp Advanced Receiver Research
Duplexer TX/RX Systems 6 Cavity. 6 Bp/Br
Controller ICOM Internal
DC power Internal ICOM
Antenna Height Above Ground Approx. 268' (approx. 26 floors)
Antenna Hustler G6-270R
Advertised Gain 6.0 Dbd VHF - Pattern Offset - [Shading to East]
Pattern Offset [shading East]
Feedline LMR 400 [Approx 75']
VHF ERP Calculated to be ~50.6 Watts
Site Photo  

146.805 MHz (PL Tone 85.4Hz)

Location Commercial Tower on Starbuck Lake Rd. Murrells Inlet, SC
Transmitter Motorola MSF5000
TX Output Power ~100 Watts
Power Delivered to Feedline ~66 Watts
RF power At Antenna ~ 37.89 Watts [Calculated]
Receiver Motorola MSF5000
Pre-amp None
Duplexer 4 cavity.  Bp/Br
Controller Motorola MSF5000
DC power Motorola Internal Power Supply, Site also has AC Generator
Antenna Height Above Ground 475' Feet
Antenna Comprod
Advertised Gain 8 dBd
Feedline   Andrew 7/8 Hardline
VHF ERP Calculated to be ~239.07 Watts
Site Photo  

444.675 MHz (PL Tone 85.4Hz)

Location D.O.T. Tower Facility, Highway 701 North, Conway, SC.
Transmitter ICOM Repeater
TX Output Power ~50 Watts
Power Delivered to Feedline ~43 Watts
RF power At Antenna ~16.18 Watts [Calculated]
Receiver ICOM Repeater
Pre-amp Advanced Receiver Research [ARR] GaSFET
Duplexer 4 cavity. 4 Bp/Br
Controller Internal ICOM
DC power Internal ICOM
Antenna Height Above Ground Approx. 400'
Antenna Comprod [Mounted on Tower South leg]
Advertised Gain 9 dBd
Feedline Approx. 470' 7/8" foam, with 40' 1/2" Superflex top jumper - NOTE: Antenna and feedline are diplexed to the 145.11 & 444.675 repeaters
UHF ERP Calculated to be ~128.52 Watts
Site Photo  

tom af4hl

 

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