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RF Specialties Group Logo 265x75.gif www.rfspecialties.com             Coax Type     Look Up Loss Lookup kW Freq Loss/100ft Power kW Size Temperature  
              1   Andrew AVA5-50J 7/8 in. Foam Line     B C A 0.3396 7.73 7/8 in. #    
Company/Calls           2   Andrew AVA7-50J 1-5/8 in. Foam Line     D E   0.1947 11.36 1-5/8 in. #    
Location           3   Andrew HJ11-50, 4 in. Air Heliax™     AR AS   0.1134 65.30 4 in. #    
Frequency MHz         4   Andrew HJ12-50, 2-1/4 in. Air Heliax™     AT AU   0.1680 23.30 2-1/4 in. #    
Antenna Gain at peak           5   Andrew HJ5-50, 7/8 in. Air Heliax™     AV AW   0.3660 7.60 1/2 in. #    
Antenna Gain at horizon           6   Andrew HJ7-50A, 1-5/8 in. Air Heliax™     AZ BA   0.2010 16.70 7/8 in. Elevation  
Bays
          7   Andrew HJ8-50B, 3 in. Air Heliax™     BB BC   0.1400 42.80 3 in. 0    
Spacing
λ         8   Andrew HJ9-50-HT, 5 in. Air Heliax DD DE   0.0590 174.03 5 in. #    
Coax Type
          9   Andrew HJ9-50, 5 in. Air Heliax™     BD BE   0.0782 85.20 5 in. #    
Feet  On Tower Ft.         10   Andrew LDF-4-50 1/2: Foam Line BR BS   0.6552 3.43 1/2 in. #    
Feet Tower To Transmitter Ft.         11   Andrew LDF12 3/8" Foam Line     BP BQ   0.1793 20.97 3/8 in. #    
Filter Loss dB         12   ERI MACX350A - Or 1329 3-1/8 in. Rigid     CA CB   0.0956 49.93 3-1/8 in. #    
Ambient Temperature °F
°F         Spacing ERI MACX450 - Or 1329 4-1/16 in. Rigid     CC CD   0.0735 78.82 4-1/16 in. #    
Height AMSL at antenna in Ft.
Ft.         1   ERI MACX650B - Or 1329 6-1/8 in. Rigid     CE CF   0.0489 172.37 6-1/ in. #    
Effective Radiated Power: kW         1   ERI MACX850 - 8-3/16 in. Rigid     CK CL   0.0360 295.60 8-1/2 in.      
          Ant Brand ERI STD561_1-5/8_in. Rigid Line     CZ DA   0.1875 14.86 1-5/8 in.      
Provided by RF Specialties who is not responsible
Bext
Eupen EC5-50A Foam Line
DG DH
0.3450 8.02 7/8 in.
for errors of any kind. Please use as a guide only.         Dielectric Myat 101 7/8 in. Rigid     CV CW   0.3657 4.45 7/8 in.      
          ERI Myat 202 1-5/8 in. Rigid     CN CO   0.1888 15.08 1-5/8 in.      
Jampro Myat 301 3-1/8 in. Rigid
CP CQ
0.0922 52.78 3-1/8 in.
LogPeriodic-Scala Myat 401 4-1/16 in. Rigid
CR CS
0.0731 83.78 4-1/16 in.
LogPeriodic-Shively Myat 601 6-1/8 in. Rigid
CT CU
0.0480 180.18 6-1/8 in.
Nicom RFS HCA12 1/2 in. Air
X Y
0.6212 6.88 1/2 in.
Shively RFS HCA158 1-5/8 in. Air
Z AA
0.1872 16.27 1-5/8 in.
SWR RFS HCA214 2-1/4 in. Air
AB AC
0.1620 23.84 2-1/4 in.
RFS HCA300 3 in. Air
AD AE
0.1270 41.91 3 in.
RFS HCA318 3-1/8 in. Air
AF AG
0.1090 51.83 3-1/8 in.
RFS HCA400 4" Air
AH AI
0.1090 54.61 4-1/16 in.
`
RFS HCA78 7/8 in. Air
AN AO
0.3570 7.40 7/8 in.
RFS LCF114 1-1/4 in. Foam
BF BG
0.2507 13.22 1-1/4 in.
RFS LCF12 1/2 in. Foam
BH BI
0.6400 3.97 1/2 in.
RFS LCF158 1-5/8 in. Foam
BJ BK
0.1988 18.62 1-5/8 in.
RFS LCF214 2-1/4 in. Foam
BL BM
0.1709 22.33 2-1/4 in.
RFS LCF78 7/8 in. Foam
BN BO
0.3590 7/8 in.
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SYSTEM POWER ANALYSIS  
                 
TRANSMISSION SYSTEM:       CALLS:  
                 
VERTICAL RUN:         Location:  
Type:       Frequency:  
Length:            
Attenuation:    STATION ERP:    
Loss this section: dB          
            kW At Peak:  
HORIZONTAL RUN:         kW At Horizon:  
Type:            
Length:     ANTENNA POWER GAIN AT PEAK:  
Attenuation:          
Loss this section: dB     Numeric:  
            dBd:  
TOTAL TRANSMISSION SYSTEM:              
          ANTENNA POWER GAIN AT HORIZON:  
Total Attenuation: dB          
Coax Efficiency: %     kW:  
Coax Power Rating: kW     dBk:  
*Coax Safety Factor: dB *          
          TRANSMISSION SYSTEM LOSS:  
OTHER LOSSES AND DERATING INFO:            
            kW:  
Filter Loss dB     dBk:  
Connector Loss dB          
Antenna Height AMSL Ft   TRANSMITTER POWER OUTPUT:  
Derated for 1.3: VSWR kW          
Derated for Elevation kW     kW:  
Derated For Temperature kW     dBk:  
**Safety Amount (Derate - TPO) kW          
        Date:  
                 
Provided by RF Specialties who is not responsible for errors of any kind  
* For both solar and altitude but not including VSWR safety margin.  
** The kW Difference number should be over 0 to allow for a VSWR of 1.3:1 at the load.  
This program does not check for the correct connectors nor antenna input power rating.