TPO Estimator       Antenna 2 State   Coax Type Look Up Loss Lookup kW Loss/100ft Power kW Size Connector        
Station Call Letters         6020-1 AK   Andrew AVA5-50J 7/8 in. Foam B C 7/8 in. 7/8 in.          
Station City of License         6020-2 AL   Andrew AVA7-50J 1-5/8 in. Foam D E 1-5/8 in. 1-5/8"          
Station State
      Spacing 6020-3 AR   Andrew HJ11-50, 4 in. Air AR AS 4 in. 3-1/8 in.        
Frequency MHz     0.500 6020-4 AZ   Andrew HJ12-50, 2-1/4 in. Air AT AU 2-1/4 in. 3-1/8 in.        
Antenna Type*
"-.5λ for half wave" 1.000 6020-6 CA   Andrew HJ5-50, 7/8 in. Air AV AW 7/8 in. 7/8 in.          
Contact factor for other bay spacings         6025-1 CO   Andrew HJ7-50A, 1-5/8 in. Air AZ BA 1-5/8 in. 1-5/8 in. λ            
          6025-1-Slant CT   Andrew HJ8-50B, 3 in. Air BB BC 3 in. 3-1/8 in.            
Coax Type
      Channel 6510-1 DC   Andrew HJ9-50-HT, 5 in. Air HT BD BE 5 in. 6-1/8 in       Data D9  
Coax run length information:           6510-10 DE   Andrew HJ9-50, 5 in. Air DD DE 5 in. 6-1/8 n.        
Legnth coax on tower Ft.       6510-10-.5λ FL   Andrew LDF-4-50 1/2: Foam BP BQ 2-1/4 in. 3-1/8 in.        
Length coax on ground Ft.       6510-12 GA   Andrew LDF12J 2.25 in. Foam BR BS 1/2 in. "N"          
Isocoupler loss in dB dB       6510-12-.5λ HI   Andrew LDF2 3/8" Foam Line BP BQ 3/8 in. "N"          
Filter loss in dB dB       6510-14 IA   ERI MACX350A - Or 1329 3-1/8 in. Rigid CA CB 3-1/8 in. 3-1/8 in.        
Circulator Loss in dB (.78 is typical) dB       6510-14.5λ ID   ERI MACX450 - Or 1329 4-1/16 in. Rigid CC CD 4-1/16 in. 4-1/16 in.        
ERP in kW kW       6510-16 IL   ERI MACX650B - Or 1329 6-1/8 in. Rigid CE CF 6-1/ in. 6-1/8 in.        
Approximate height AMSL ft.
Ft.       6510-14.5λ IN   ERI MACX850 - 8-3/16 in. Rigid CK CL 8-1/2 in. 8-3/16 in.        
Ambient temperature (F)
° F       6510-2 KA   ERI STD561_1-5/8_in. Rigid CZ DA 1-5/8 in. 1-5/8 in.        
Connector loss (0.1 normal for two) dB       6510-2-.5λ KY   Eupen EC5-50A Foam DG DH 7/8 in. 7/8 in.          
            6510-3 LA   Myat 101 7/8 in. Rigid CV CW 7/8 in. 7/8 in.          
(1) Input the B column.Items  4, 6, 7, 8, 9, 17 & 18 are pull downs         6510-3-.5λ MA   Myat 202 1-5/8 in. Rigid CN CO 1-5/8 in. 1-5/8 in.        
(2) Shively nor the author accept any liability for errors of any type. Use at your own risk       6510-4 MD   Myat 301 3-1/8 in. Rigid CP CQ 3-1/8 in. 3-1/8 in.        
(3) Coax safety factor based on coax size at the transmitter output         6510-4-.5λ ME   Myat 401 4-1/16 in. Rigid CR CS 4-1/16 in. 4-1/16 in.        
(4) Solar de-rating for coax based on highest value for the selected State         6510-5 MI   Myat 601 6-1/8 in. Rigid CT CU 6-1/8 in. 6-1/8 in.        
(5) Confirm results with your consultant         6510-5-.5λ MN   RFS HCA12 1/2 in. Air X Y 1/2 in. "N"          
(6) * Contact factory for other bay spacings; -0.5λ at end of antenna model indicates half wave     6510-6 MO   RFS HCA158 1-5/8 in. Air Z AA 1-5/8 in. 1-5/8 in.        
(7) Use above SOLUTION tab to view/print results. Red indicates a problem         6510-6-.5λ MS   RFS HCA214 2-1/4 in. Air AB AC 2-1/4 in. 3-1/8 in.        
6510-7 MT
RFS HCA300 3 in. Air AD AE 3 in. 3-1/8 in.
        0 6510-8 NC   RFS HCA318 3-1/8 in. Air AF AG 3-1/8 in. 3-1/8 in.        
# 6510-8-.5λ ND
RFS HCA400 4 in. Air AH AI 4-1/16 in. 3-1/8 in.
# 6513-1 NE
RFS HCA78 7/8 in. Air AN AO 7/8 in. 7/8 in.
# 6513-2 NH
RFS LCF114 1-1/4 in. Foam BF BG 1-1/4 in. 1-5/8 in.
# 6513-2-.5λ NJ
RFS LCF12 1/2 in. Foam BH BI 1/2 in. "N"
# 6513-3 NM
RFS LCF158 1-5/8 in. Foam BJ BK 1-5/8 in. 1-5/8 in.
# 6513-3-.5λ NV
RFS LCF214 2-1/4 in. Foam BL BM 2-1/4 in. 3-1/8 in.
# 6513-4 NY
RFS LCF78 7/8 in. Foam BN BO 7/8 in. 7/8 in.
6513-4-.5λ OH
SHIVELY 1-5/8 in. TL-158F-102 CN CO 1-5/8 in. 1-5/8 in.
# 6513-5 OK
SHIVELY 3-1/8 in.318F-102 CP CQ 3-1/8 in. 3-1/8 in.
# 6513-5-.5λ OR
SHIVELY 4-1/16 in. 416F-102 CR CS 3-1/8 in. 3-1/8 in.
# 6513-6 PA
SHIVELY 6-1/8 in. 618F-102 CT CU 6-1/8 in. 6-1/8 in.
# 6513-6-.5λ RI
SWR 7/8 in. TL-780200 CV CW 7/8 in. 7/8 in.
# 6513-7 SC
6513-8 SD
Circular 6513-8-.5λ TN
Horizontal 6602-1 TX
Vertical 6602-2 UT
Elliptical 6602-3 VA
6602-4 VT
6602-5 WA
6602-6 WI
        6602-7 WV                              
6602-8 WY
  FM Broadcast Antenna System     Coax Type Loss kW Loss/100ft Power kW Size Connector Antenna kW Power # Bays Connector Gain State MJ/m^2 Value              
    Power Analysis     Andrew AVA5-50J 7/8 in. Foam B C # # 7/8 in. 7/8 in. 6020-1 5 1 1-5/8 in. 1 AK # MJ/m^2  
Andrew AVA7-50J 1-5/8 in. Foam D E # # 1-5/8 in. 1-5/8" 6020-2 # 2 1-5/8 in. 2 AL # W/m^2
          Andrew HJ11-50, 4 in. Air AR AS # # 4 in. 3-1/8 in. 6020-3 # 3 1-5/8 in. 3 AR # Solar Multiplier Vert  
      MHz Channel       Andrew HJ12-50, 2-1/4 in. Air AT AU # # 2-1/4 in. 3-1/8 in. 6020-4 # 4 1-5/8 in. 4 AZ # Solar Multiplier Horz  
            Andrew HJ5-50, 7/8 in. Air AV AW # # 7/8 in. 7/8 in. 6020-6 # 6 1-5/8 in. 7 CA #            
Andrew HJ7-50A, 1-5/8 in. Air AZ BA # # 1-5/8 in. 1-5/8 in. λ 6025-1 5 1 7/8 in. 1 CO #
Antenna System
Andrew HJ8-50B, 3 in. Air BB BC # # 3 in. 3-1/8 in. 6 6025-1-Slant 5 1 7/8 in. 1 CT #
Antenna Type
Andrew HJ9-50-HT, 5 in. Air HT DD DE # # 5 in. 6-1/8 n. 1 6510-1 # 1 3-1/8 in. 1 DC #
ERP
dBk kW
Andrew HJ9-50, 5 in. Air BD BE # # 5 in. 6-1/8 in 6510-10 # # 3-1/8 in. # DE # Check for AND Air vs.Foam or rigid
Gain
dBd x
Andrew LDF-4-50 1/2: Foam BR BS # # 1/2 in. "N" 6510-10-.5λ # # 3-1/8 in. 6 FL # Check for CWS Air vs.Foam
Bays
Andrew LDF12 3/8" Foam BP BQ # # 3/8 in. "N" 6510-12 # # 3-1/8 in. # GA #
Bay Spacing
Andrew LDF12J 2.25 in. Foam BP BQ # # 2-1/4 in. 3-1/8 in. 6510-12-.5λ # # 3-1/8 in. 8 HI #
Antenna Input Power
dBk kW
ERI MACX350A - Or 1329 3-1/8 in. Rigid CA CB # # 3-1/8 in. 3-1/8 in. 6510-14 # # 3-1/8 in. # IA #
Safety factor
dBk
ERI MACX450 - Or 1329 4-1/16 in. Rigid CC CD # # 4-1/16 in. 4-1/16 in. 6510-14.5λ # # 3-1/8 in. 9 ID #
Antenna Input Size
Female
ERI MACX650B - Or 1329 6-1/8 in. Rigid CE CF # # 6-1/ in. 6-1/8 in. 6510-14.5λ # # 3-1/8 in. # IL # Solar:
Transmission Line Losses
ERI MACX850 - 8-3/16 in. Rigid CK CL # # 8-1/2 in. 8-3/16 in. 6510-16 # # 3-1/8 in. # IN #
HAMSL for coax de-rating: Ft.
ERI STD561_1-5/8_in. Rigid CZ DA # # 1-5/8 in. 1-5/8 in. 6510-2 # 2 3-1/8 in. 2 KA # right(c23) Coax Type
For ambient temperature: Degrees Solar:  W/M^2
Eupen EC5-50A Foam DG DH # # 7/8 in. 7/8 in. 6510-2-.5λ # 2 3-1/8 in. 1 KY # # AC86 Rigid AA23 d
Myat 101 7/8 in. Rigid CV CW # # 7/8 in. 7/8 in. 6510-3 # 3 3-1/8 in. 3 LA # # AC68 Foam AA21 m
Vertical Coax Run
Myat 202 1-5/8 in. Rigid CN CO # # 1-5/8 in. 1-5/8 in. 6510-3-.5λ # 3 3-1/8 in. 2 MA # # AC59 Air AA20 r
Type:
Myat 301 3-1/8 in. Rigid CP CQ # # 3-1/8 in. 3-1/8 in. 6510-4 # 4 3-1/8 in. 4 MD # # AC77 HT AA22 t
Length:
Ft.
Myat 401 4-1/16 in. Rigid CR CS # # 4-1/16 in. 4-1/16 in. 6510-4-.5λ # 4 3-1/8 in. 3 ME #
Attenuation:
dB/100ft.
Myat 601 6-1/8 in. Rigid CT CU # # 6-1/8 in. 6-1/8 in. 6510-5 # 5 3-1/8 in. 5 MI #
Total Tower Run Loss:
dB
RFS HCA12 1/2 in. Air X Y # # 1/2 in. "N" 6510-5-.5λ # 5 3-1/8 in. 3 MN #
RFS HCA158 1-5/8 in. Air Z AA # # 1-5/8 in. 1-5/8 in. 6510-6 # 6 3-1/8 in. 7 MO #
Horizontal Coax Run
RFS HCA214 2-1/4 in. Air AB AC # # 2-1/4 in. 3-1/8 in. 6510-6-.5λ # 6 3-1/8 in. 4 MS #
Type:
RFS HCA300 3 in. Air AD AE # # 3 in. 3-1/8 in. 6510-7 # 7 3-1/8 in. 8 MT #
Length:
Ft.
RFS HCA318 3-1/8 in. Air AF AG # # 3-1/8 in. 3-1/8 in. 6510-8 # 8 3-1/8 in. 9 NC #
Attenuation:
dB/100ft.
RFS HCA400 4 in. Air AH AI # # 4-1/16 in. 3-1/8 in. 6510-8-.5λ # 8 3-1/8 in. 5 ND #
Total Ground Run Loss:
dB
RFS HCA78 7/8 in. Air AN AO # # 7/8 in. 7/8 in. 6513-1 3. 1 1-5/8 in. 0 NE #
Coax Power Capability:
kW dBk
RFS LCF114 1-1/4 in. Foam BF BG # # 1-1/4 in. 1-5/8 in. 6513-2 6. 2 1-5/8 in. 1 NH #
Coax Power Safety Factor dBk
RFS LCF12 1/2 in. Foam BH BI # # 1/2 in. "N" 6513-2-.5λ 6. 2 1-5/8 in. 1 NJ #
Total Coax Length:
Ft.
RFS LCF158 1-5/8 in. Foam BJ BK # # 1-5/8 in. 1-5/8 in. 6513-3 9. 3 1-5/8 in. 2 NM #
Coax System Efficiency:
%
RFS LCF214 2-1/4 in. Foam BL BM # # 2-1/4 in. 3-1/8 in. 6513-4 10. 4 1-5/8 in. 2 NY #
Total Line Loss
dBk kW
RFS LCF78 7/8 in. Foam BN BO # # 7/8 in. 7/8 in. 6513-4-.5λ 10. 4 1-5/8 in. 1 OH #
Other Losses
SHIVELY 1-5/8 in. TL-158F-102 CN CO # # 1-5/8 in. 1-5/8 in. 6513-5 12. 5 1-5/8 in. 3 OK #
Connector losses:
dB
SHIVELY 3-1/8 in.318F-102 CP CQ # # 3-1/8 in. 3-1/8 in. 6513-3-.5λ 9. 3 1-5/8 in. 1 NV #
Circulator Loss
dB
SHIVELY 4-1/16 in. 416F-102 CR CS # # 3-1/8 in. 3-1/8 in. 6513-5-.5λ 12. 5 1-5/8 in. 2 OR #
Filter Loss
dB
SHIVELY 6-1/8 in. 618F-102 CT CU # # 6-1/8 in. 6-1/8 in. 6513-6 12. 6 1-5/8 in. 3 PA #
Isocoupler
dB
SWR 7/8 in. TL-780200 CV CW 0.3803 4.28 7/8 in. 7/8 in. 6513-6-.5λ 12. 6 1-5/8 in. 2 RI #
Total Other:
dBk
6513-7 12. 7 1-5/8 in. 4 SC #
6513-8 12. 8 1-5/8 in. 4 SD #
Transmitter Power Output
6513-8-.5λ 12. 8 1-5/8 in. 3 TN #
6602-1 1 1 N 1 TX #
  Created:   dBk kW                       6602-2 2 2 N 2 UT #            
Coax Rating
kW
6602-3 2 3 N 3 VA #
  Coax VSWR de-rating:  kW kW safety margin
Derate Coax for Altitude: dB kW
6602-4 2 4 N 4 VT #
  Shively nor the author accept responsibility for errors of any kind.
Derate Coax for Altitude+Tempurature dB kW
6602-5 2 5 N 5 WA #
* De-rated coax for ambient temp, altitude AMSL & Max solar (W/M^2) for listed state
Derate Coax for Alt+Temp+Solar dB kW
6602-6 2 6 N 6 WI #
6602-7 2 7 N 7 WV #
Elevation   Derate Coax:
Temp dB Correction 6602-8 2 8 N 8 WY #
0 1
# 1
6771-1 8 1 7/8 in. 0
# 1
# 1
6771-2 # 2 7/8 in. 1
# 1
# 1
6771-4 # 4 7/8 in. 2
# 1
# 1
6771-6 # 6 7/8 in. 3 Air Coax W/m^2 Multiplier Inner rated to 121 Degrees C
# 1
# 1
6810-1 # 1 3-1/8 in. 0
0 1
# 1
6810-10 # # 3-1/8 in. 6
50 0.99
# 1
Derate:
6810-10-.5λ # # 3-1/8 in. 3
100 0.96
# 1
6810-12 # # 3-1/8 in. 7
150 0.95
6810-12-.5λ # # 3-1/8 in. 4
200 0.93
Derate for Altitude dBk
6810-14 # # 3-1/8 in. 8
250 0.92
Derate for Altitude and Temp dBk
6810-14-.5λ # # 3-1/8 in. 4
300 0.9
6810-16 # # 3-1/8 in. 9
350 0.88
6810-16-.5λ # # 3-1/8 in. 5 Foam Coax W/m^2
Inner rated to 100 Degrees C
6810-2 # 2 3-1/8 in. 1
0 1
6810-2-.5λ # 2 3-1/8 in. 1
50 0.98
6810-3 # 3 3-1/8 in. 2
100 0.96
6810-3-.5λ # 3 3-1/8 in. 1
150 0.93
6810-4 # 4 3-1/8 in. 2
200 0.92
6810-4-.5λ # 4 3-1/8 in. 1
250 0.89
6810-5 # 5 3-1/8 in. 3
300 0.87
6810-5-.5λ # 5 3-1/8 in. 2
350 0.85
6810-6 # 6 3-1/8 in. 3
W/m^2
Inner rated to 200 Degrees C
6810-6-.5λ # 6 3-1/8 in. 2 Air HT 0 1
6810-7 # 7 3-1/8 in. 4
50 0.99
6810-8 # 8 3-1/8 in. 4
100 0.985
6810-8-.5λ # 8 3-1/8 in. 3
150 0.98
6812-1 2 1 N 0
200 0.97
6812-2 2 2 N 1
250 0.96
6812-2-.5λ 2 2 N 1
300 0.95
6812-3 2 3 N 2
350 0.94
6812-3-.5λ 2 0 N 1
W/m^2
6812-4 2 4 N 2 Rigid 0 1
6812-4-.5λ 2 4 N 1
50 0.98
6812-5 2 5 N 3
100 0.96
6812-6 2 6 DIN 7-16 3
150 0.93
6813-1 3 # 3-1/8 in. 0
200 0.92
6813-10 # 2 4-1/16 in. 6 Lynx λ 250 0.89
6813-10-.5λ # 3 4-1/16 in. 3 0.944 300 0.87
6813-12 # 4 4-1/16 in. 7 0.944 350 0.85
Numbers from Myat
6813-12-.5λ # 5 4-1/16 in. 4 0.75
6813-14 # 6 4-1/16 in. 8 0.75
6813-14-.5λ # 8 4-1/16 in. 4 0.944
6813-16 # 1 4-1/16 in. 9 0.944
6813-16-.5λ # 6 4-1/16 in. 5