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NOTE: ALL ANDREW PRODUCTS AVAILABLE AT
THE LOWEST PRICE ON THE INTERNET
 
CLICK ON >>>COMPLETE ANDREW/DB PRODUCTS CATALOG<<< CLICK ON
 
THE ABOVE CATALOG IS THE COMPLETE CATALOG OF
ALL THE CURRENT CommScope ANDREW ANTENNAS
 
 
 
  K0JTA REPEATER IN MINNESOTA 
 
 
EXPOSED METAL DIPOLE VHF & UHF ANTENNAS
 
 
 

 
DB PRODUCTS VHF MASTER EXPOSED DIPOLE CHART
 
 
HARD TO READ ?     CLICK ON BELOW FOR A PDF COPY
 
CLICK ON >>>VHF & UHF MASTER DIPOLE CHART PDF<<< CLICK ON
 
IF THE FREQUENCY YOU DESIRE
IS NOT LISTED IN THE CHARTS
THEN IT IS NOT AVAILABLE
THIS IS THE CURRENT ANTENNA CHART
 
NOTE: THE DB222E IS NO LONGER AVAILABLE!
 

VHF EXPOSED DIPOLES
 
 DB224 MODEL
 
  BEST PRICE ON THE INTERNET  
 
AVAILABLE IN HAM BAND DB224-E
138-150 MHz ~ 22.5' TALL
 
DB224 # MODELS
CALL 815-790-4494 or EMAILwb9mcw@gmail.com
 

   DB224  BROAD BAND ANTENNA, 6 dBd GAIN, 138-174MHz  

This popular antenna is available with four folded dipoles for high gain and broad bandwidth.

Broad Response - 10 MHz bandwidth provides optimum performance in single or multi-frequency systems, on both transmit and receive.

Circular Pattern - DB224 has four elements positioned evenly, every 90 degrees around the mast, for omni pattern. Field adjustable for "offset pattern"

Two-Piece Mast - For ease of shipment and handling, the mast is made in two sections. A unique center splice assures proper alignment.

Lightning-Resistant - The radiators operate at DC ground, and the aluminum mast with its pointed cap provides a low resistant discharge path to the tower or ground system.

Ordering Information -Use model number for correct frequency from the VHF chart >>> VHF-UHF Antennas Available Chart PDF<<< Click On

 

SPECIFICATIONS

Mechanical Data

Mast - upper (aluminum - in. (mm)
1.75 (44.45) OD with .062 to .125 (1.57 to 3.18) wall
Mast - lower (aluminum) - in. (mm)
2 (50.8) OD with .125 to .187 (3.18 to 4.75) wall
Radiating elements (aluminum) - in. (mm)
.5 (12.7) OD with .058 (1.47) wall

Maximum exposed area (flat plate equivalent) - ft.sq (m.sq) 3.15 (.292)

Lateral thrust at 100mph (161 km/hr) - lbf (N) 126 (560.5)
Wind rating: *
Survival w/o ice - mph (km/hr) 100 (161)
Survival with .5" (12.7 mm) radial ice - mph (km/hr) 74 (119)

Overall length (150-174 MHz) - in. (mm) 255 (6477)
Shipping length - in. (mm) 148 (3759)

Net weight (w/clamps) - lbs. (kg) 32 (14.51)
Shipping weight (w/clamps) - lbs. (kg) 48 (21.77)
Mounting clamps (Galv. steel) DB365-OS

*Top mounted antenna. Wind rating greatly increased when antenna is side mounted

Electrical Data

Frequency Ranges  A= 150-160MHz, B= 155-165MHz, C= 164-174MHz,
E= 138-150MHz, FAA= 127-141MHz, F= 160-170 MHz, SM= 139-143MHz

Bandwidth (150-174 MHz) - MHz 10
VSWR 1.5 to 1 or less

Nominal impedance - ohms 50
Gain (over half-wave dipole) 6.0 dBd Omni pattern. Offset Pattern is 9 dBd.

Maximum power input - watts 500 Vertical beamwidth (1/2 power points) 16°

Decoupling between antennas (split models) - dB 35 minimum
Lightning protection Direct ground

Standard Termination: Captive Type N-Male attached to end of flexible lead.

 
CLICK ON >>>DB224E DATA-SPEC PDF <<< CLICK ON
 
 
WITH A BALANCED TWIN FEED POINT YOU  CAN BUILD THIS ANTENNA
 
NOTE HOW IT IS TWO DB-224E's COMBINED
 The harness between the two antennas can be easily made up of 75 ohm RG11 coax cut in ODD multiples of 1/4wavelength (taking Velocity Factor into account!). The lengths would be the same on each side of the T to the 224 feedpoints. Easy to do....the harnesses on the antennas are made to match 100ohm elements down to a single 50 ohm point.....but as long as both antennas are the same range, you only need to worry about the harness between the separate 224s
  
CLICK ON >>>INFO ON COMBINING TWO DB224 DIPOLES<<< CLICK ON
 
CLICK ON >>>POWER DIVIDER FOR 2 ANTENNAS <<< CLICK ON
 

 DB264 MODEL
 
 BEST PRICE ON THE INTERNET  
 
DB264 # MODELS
CALL 815-790-4494 or EMAIL wb9mcw@gmail.com
 

  DB264   RUGGEDIZED BROAD BAND ANTENNA 6 dBd GAIN, 150-174 MHz  

A high gain, lightweight antenna for 150-174 MHz, the DB264 features a 10 MHz bandwidth and an enclosed feed system. Can be mounted on the top or side of the tower.

Broad Response - 10 MHz bandwidth provides optimum performance in single or multi-frequency systems, in both transmit and receive.

Moisture Resistant - VAPOR-BLOC® cable harness is enclosed within the metal mast and the radiating elements, both vented to prevent moisture accumulation.

Circular Pattern - DB264 has four elements positioned evenly, every 90 degrees around the mast, for an omni pattern.

Two-Piece Mast - For ease of shipment and handling, the mast is made in two sections. A unique center splice assures proper alignment. Cable harness aligns automatically when sections are joined.

Lightning Resistant - The radiators operate at DC ground, and the aluminum mast with its pointed cap provides a low resistant discharge path to the tower or ground system.

Ordering Information - Use model number for correct frequency from the VHF chart

>>> VHF-UHF Antennas Available Chart PDF<<< Click On

 

SPECIFICATIONS

Electrical Data

  Frequency Ranges - MHz

A = 150-160, B = 155-165,

C= 164-174, 

  Bandwidth -MHz
  VSWR

10 
1.5 to 1 or less 

  Nominal impedance - ohms
  Gain (over halfwave dipole)
     Omni pattern - dB
     Offset pattern - dB

50 
 

  Maximum power input - watts
  Vertical beamwidth (1/2 power points)

500 
16° 

  Lightning protection

Direct ground  

  Standard Termination: Captive Type N-Male attached to end of flexible lead.

Mechanical Data

Mast - upper (aluminum) - in. (mm) -

Mast - lower (aluminum) - in. (mm) -
Radiating elements (aluminum) - in. (mm)

1.75 (44.45) OD with  
.062 to .187 (1.57 to 4.75) wall 
(50.8) OD with .125 to .25 (3.18 to 6.35 wall 
- .5 (12.7) OD with .058 (1.47) wall 

Maximum exposed area (flat plate equivalent) - ft². (m².)
Lateral thrust at 100 mph (161 km/hr) - lbf (N)

3.16 (.29) 
126 (562.2) 

Wind rating:*
   Survival w/o ice - mph (km/hr)
   Survival with .5" (12.7 mm) radial ice - mph (km/hr)

100 (161) 
70 (112.65) 

Overall length (150-160 MHz) - in. (mm)
Shipping length - in. (mm)

258 (6,553.2) 
148 (3,758.2) 

Net weight (w/clamps) - lbs (kg)
Shipping weight (w/clamps) - lbs. (kg)

36 (16.33) 
59 (26.76) 

Mounting clamps - (Galvanized steel)

DB365-OS 

*Top mounted antenna. Wind rating is greatly increased when antenna is side mounted with appropriate side mount kit.
 
  BEST PRICE ON THE INTERNET  
CALL 1-815-790-4494 OR EMAIL wb9mcw@gmail.com
 

 
DB228 MODEL
 
NOT AVAILABLE IN THE HAM BAND
See above DB224-E on how to build this model for Ham Radio
 

   DB228- BROAD BAND ANTENNA, 9 or 12 dB GAIN, 150-174 MHz  


A high gain, broad band antenna for 138-174 MHz, the 8-dipole DB228 combines two DB224E offset-pattern antennas to provide a 9 dB gain omni or a 12 dB gain offset horizontal pattern. Both DB224E antennas are mounted with the ends together, and the phasing harness is terminated at the center. A special bracket positions the antenna at a predetermined distance from the tower.

 

Flexible Mounting - Normal mounting is half above and half below the top of the tower; however, the DB228 can be fully side mounted.

Broad Bandwidth - Can provide symmetrical patterns for both transmit and receive, and can be used in single or multi-frequency systems.

Offset or Circular Patterns - When all elements point toward the tower, a circular pattern is created; when all elements point away from the tower, an offset pattern occurs. The pattern can be changed in the field by rotating the mast 180 degrees.

Lightning Resistant - The radiators operate at DC ground, and the aluminum mast with its pointed cap provides a low resistant discharge path to the tower or ground system.

Ordering Information - Use the correct letter for frequency from the VHF chart >> VHF-UHF Antennas Available Chart PDF<< Click On

 

SPECIFICATIONS

Mechanical data

Radiating elements (aluminum) - in. (mm) .5 (12.7) ODwith .058 (1.47) wall

Maximum exposed area
(flat plate equivalent - ft.sq (m.sq) 7.3 (..68)
Lateral thrust at 100 mph (km/hr) - lbf (N) 292 (1,298.8)

Wind rating:
Survival without ice - mph (km/hr) 100 (161)
Survival with .5" (12.7 mm) radial ice - mph (km/hr) 74 (119

Overall length (150-175 MHz) - in. (mm) 488 (12,395)
Shipping length - in. (mm) 148 (3,759)

Net weight (w/clamps, brackets) - lbs. (kg) 72 (32.66)
Shipping weight (w/clamps, brackets) - lbs (kg) 142 (64.41)

Note: The mechanical specifications are degraded for the antenna covering the 120-150MHz band.

Electrical Data

Frequency Ranges - MHz A = 150-160, B = 155-165,C = 164-174.

Bandwidth (150-174 MHz) - MHz 10
VSWR 1.5 to1 or less
Nominal impedance - ohms 50

Gain (over half-wave dipole) 9 Omni pattern - dB, 12 Offset pattern - dB

Maximum power input: 500 watts
Vertical beamwidth (half power points) 8°

Lightning protection: Direct ground

Standard Termination: Captive Type N-Male attached to end of a flexible lead.

 
 BEST PRICE ON THE INTERNET  
CALL 1-815-790-4494 OR EMAILwb9mcw@gmail.com
 

 
DB222 MODEL
 
  BEST PRICE ON THE INTERNET  
 
NOT AVAILABLE IN HAM BAND
143-150 MHz ~ 10.6' TALL
DB222-E << NO LONGER AVAILABLE
 
DB222 # MODELS
CALL 815-790-4494 or EMAILwb9mcw@gmail.com
 
 

 DB222 - BROAD BAND ANTENNA, 3 dBd GAIN, 137-174

This Popular DB222 antenna is available with two folded dipoles.

Broad Response - Bandwidth allows antenna to perform efficiently on both transmit and receive.

Flexible Array - Available with dipoles aligned collinearly for an offset pattern or with dipoles on the opposite sides of the mast for a circular pattern. Easy to change in the field.

Weather Resistant - The radiators operate at DC ground, and the aluminum mast with its pointed cap provides a low resistance discharge path to the tower or ground system.

Easy Mount - DB365-OS Mounting Clamps are included for top mounting to the tower.

 

Ordering Information - Use model number for correct frequency  from the

VHF chart >> VHF-UHF Antennas Available Chart PDF<< Click On

 

SPECIFICATIONS

Electrical Data

Frequency Ranges - MHz - A = 150-158, B = 158-166, C= 166-174,

 **F = 137-143.

Bandwidth (See above)
VSWR 1.5 to 1 or less
Nominal impedance - ohms 50
Gain (over halfwave dipole) 3.0 Omni pattern - dB, 6.0 Offset pattern - dB
Maximum power input - watts 500
Vertical beamwidth (1/2 power points) 36°
Lightning protection Direct ground
Standard Termination: Captive Type N-Male attached to end of flexible lead.

Mechanical Data

Mast (aluminum) - in. (mm) - 1.75 (44.45)  with .062 to .125 (1.57 to 3.18) wall

Radiating elements (aluminum) - in. (mm) - .5 (12.7) OD with .058 (1.47) wall

Mounting clamps - Galvanized steel

Maximum exposed area (flat plate equivalent) - ft.sq (m.sq) - 1.6 (.149)

Lateral thrust at 100 mph (161 km/hr) - lbf (N) - 64 (284.7)

Wind rating:*
Survival w/o ice - mph (km/hr) - 125 (201)
Survival with .5" (12.7 mm) radial ice - mph (km/hr) - 90 (145)

Overall length (150-174 MHz) - in. (mm) - 127 (3226)

Net weight (w/clamps) - lbs (Kg) - 16 (7.26)
Shipping weight (w/clamps) - lbs. (kg) - 30 (13.61)

Mounting clamps (DB365-OS) are supplied with the antenna.

*Top mounted antenna. Wind rating is greatly increased when antenna is side mounted with appropriate side mount kit.
**Note: The mechanical specs are degraded for antennas covering 137-150MHz band

 
 BEST PRICE ON THE INTERNET  
CALL 1-815-790-4494 OR EMAILwb9mcw@gmail.com
 

 
IF THE VHF DIPOLE YOU ARE LOOKING FOR
WAS NOT LISTED ABOVE DOWN LOAD THE PDF BELOW
AND SEE IF IT IS LISTED AND AVAILABLE
 
CLICK ON >>>VHF & UHF MASTER DIPOLE CHART PDF<<< CLICK ON
 
IF THE FREQUENCY YOU DESIRE
IS NOT LISTED IN THE CHARTS
THEN IT IS NOT AVAILABLE
 
NOTE >> DB222-E << NO LONGER AVAILABLE
 

 
DB PRODUCTS UHF MASTER EXPOSED DIPOLE CHART
 
 
HARD TO READ ?     CLICK ON BELOW FOR A PDF COPY
 
CLICK ON >>>VHF & UHF MASTER DIPOLE CHART PDF<<< CLICK ON
 
IF THE FREQUENCY YOU DESIRE
IS NOT LISTED IN THE CHARTS
THEN IT IS NOT AVAILABLE
 
NOTE: THE DB 408D & 413B MODELS HAVE BEEN DISCONTINUED
 

 
UHF EXPOSED DIPOLES
 
DB 404
 
NOT AVAILABLE IN THE HAM BAND
 

   DB 404 BROAD BAND ANTENNA 3.8 dBd GAIN  

 The DB404, with its 2-stack collinear array of dual dipoles, provides a broad bandwidth that allows the antenna to be ordered in advance of frequency assignment.

 

Extremely Rugged - Resists wind to 125 mph (201 km/hr)

Broad Response - With 14 to 24 MHz bandwidth, DB404 is highly suitable for duplex operation.

Moisture Resistant - VAPOR-BLOC® cable harness provides weather protection and assures inphase signal distribution to all elements.

Circular Pattern - DB 404 has the dual dipoles at the top aligned at a 90 degree angle from the dual dipoles at the bottom.

Lightning Resistant - The radiators operate at DC ground and the aluminum mast with its pointed cap provides a low resistance discharge path to the tower or ground system.

Ordering Information - Use model number for correct frequency from the

UHF chart >> VHF-UHF Antennas Available Chart PDF<< Click On

 

 

SPECIFICATIONS

Electrical Data

Frequency Ranges - MHz A = 406-420 B = 450-470
Bandwidth - MHz
VSWR
Same as above
1.5 to 1 or less
Nominal Impedance - ohms
Gain (over half-wave dipole)
50
3.8 or 5
Rated power input - watts
Vertical beamwidth (half power)
250
27°
Lightning protection Direct ground
Standard Termination: Captive Type N-Male attached to end of flexible lead.
Mechanical Data
Mast - (aluminum) - in. (mm)

Radiating elements (aluminum) - in. (mm)
1.75 (44.45) OD
with .125 (3.175) wall
.375 (9.525) OD with 0.58 (1.473) wall
Maximum exposed area
(flat plate equivalent) - ft² (m²)
1.14 (28.96)
Wind rating:*
Survival without ice - mph(km/hr)
Survival with .5" (12.7 mm) radial ice - mph (km/hr)

over 125 (201)
over 125 (201)
Lateral Thrust at 100 mph (161 km/hr) - lbf (N) 45.6 (202.8)
Bending moment at top clamp at
100 mph (161 km/hr) - ft. lbs. (kg m)
62 (8.58)
Overall Length - ft. (m)
Net weight (w/clamps) - lbs. (kg)
Shipping weight (w/clamps) - lbs. (kg)
5 (1.52)
14 (6.35)
24 (10.89)
Mounting clamps (Galvanized Steel) DB365-OS

Note: The mechanical specifications are slightly degraded

for the antenna covering the 406-420 MHz band.

 
 BEST PRICE ON THE INTERNET  
 
DB404 # MODELS
CALL 815-790-4494 or EMAILwb9mcw@gmail.com
 

 
 
NOT AVAILABLE IN THE HAM BAND
 

   DB408 BROAD BAND ANTENNA 6.6 dBd GAIN, 406-488 MHz 

Two DB404 antennas are combined to form the DB408 antenna with its 4 stack collinear array of dual dipoles.
Broad Response - With 14 to 24 MHz bandwidth, DB408 is highly suitable for duplex operation.
Moisture Resistant - VAPOR-BLOC® cable harness provides weather protection and assures in phase signal distribution to all elements.
Circular Pattern - DB 408 has dual dipoles positioned at 90 degree angles from each other.   
Lightning Resistant - The radiators operate at DC ground and the aluminum mast with its pointed cap provides a low resistance discharge path to the tower or ground system.
Ordering Information - Use model number for correct frequency from the

UHF chart >> VHF-UHF Antennas Available Chart PDF<< Click On

 

 

SPECIFICATIONS

Electrical Data

Frequency Ranges - MHz

A = 406-420 B = 450-470
C = 470-488

Bandwidth - MHz
VSWR
Nominal Impedance - ohms

Same as above
1.5 to 1 or less
50

Gain (over half-wave dipole)
Rated power input - watts

6.6 dBd
250

Vertical beamwidth (half power)

14°

Lightning protection

Direct ground

Standard Termination: Captive Type N-Male attached to end of flexible lead.

Mechanical Data

Mast - (aluminum) - in. (mm)

Radiating elements (aluminum) - in. (mm)

1.75 (44.45) OD
with .0625 (1.588) to .125 (3.175) wall
.375 (9.525) OD with 0.58 (1.473) wall

Maximum exposed area (flat plate equivalent) - ft² (m²)

1.9 (.177)

Wind rating:*
Survival without ice - mph(km/hr)
Survival with .5" (12.7 mm) radial ice - mph (km/hr)


over 125 (201)
85 (137)

Lateral Thrust at 100 mph (161 km/hr) - lbf (N)

76 (338)

Bending moment at top clamp at
100 mph (161 km/hr) - ft. lbs. (kg m)


250 (34.6)

Overall Length - ft. (m)
Net weight (w/clamps) - lbs. (kg)
Shipping weight (w/clamps) - lbs. (kg)

9.42 (2.87)
17 (7.71)
29 (13.15)

Mounting clamps (Galvanized Steel)

DB365-OS

*Top mounted antenna: Wind rating is greatly increased when antenna is side mounted. 

Note: The mechanical specifications are slightly degraded for the antenna covering the 406-420 MHz band.

  

  BEST PRICE ON THE INTERNET  
 
OTHER DB408 # MODELS
CALL 815-790-4494 or EMAILwb9mcw@gmail.com
 
NOTE: THE DB 408D MODEL HAS BEEN DISCONTINUED

 
 
NOT AVAILABLE IN THE HAM BAND

 

 DB411 OFFSET PATTERN ANTENNA 9 dB GAIN, 450-470 MHz


DB411 uses a 4-stack collinear array of folded dipole elements to provide high gain and constant performance over a broad offset horizontal pattern. Mounts to the top or side of a tower or structure.

Extremely Rugged - Resists wind to 125 mph (201 km/hr)
Broad Response - With 14 to 24 MHz bandwidth, this antenna is suitable for duplex operation.
Moisture Resistant - VAPOR-BLOC® cable harness provides weather protection and assures inphase signal distribution to all elements.
Key Applications - Ideal for mobile systems requiring additional gain over a sector or along a coast or area with geographical boundaries.

Sturdy Construction - Mast and elements are made of high strength aluminum alloys.
Lightning Resistant - Radiators operate at DC ground and the aluminum mast with its pointed top provides a low resistance discharge path to the tower or ground system.
Ordering Information - Use model number for correct frequency from the

UHF chart >> VHF-UHF Antennas Available Chart PDF<< Click On

 

 

SPECIFICATIONS

Electrical Data

Frequency Ranges - MHz

B = 450-470

Bandwidth
VSWR

Same as above
1.5 to 1 or less

Nominal Impedance - ohms
Gain (over half-wave dipole) - dB

50
9

Rated power input - watts
Vertical beamwidth (half power)

250
14°

Lightning protection

Direct ground

Standard Termination: Captive Type N-Male attached to end of flexible lead.

Mechanical Data

Mast - (aluminum) - in. (mm)

Radiating elements (aluminum) - in. (mm)

1.75 (44.45) OD
with .062 (1.575) to .125 (3.175) wall
.375 (9.525) OD with 0.58 (1.473) wall

Maximum exposed area (flat plate equivalent) - ft² (m²)

1.5 (.139)

Wind rating:*
Survival without ice - mph(km/hr)
Survival with .5" (12.7 mm) radial ice - mph (km/hr)


over 125 (201)
112 (180)

Lateral Thrust at 100 mph (161 km/hr) - lbf (N)
Bending moment at top clamp at
100 mph (161 km/hr) - ft. lbs. (kg m)


60 (266.9)
170 (23.53)

Overall Length (450-470 MHz) - ft. (m)

9.42 (2.87)

Net weight (w/clamps) - lbs. (kg)
Shipping weight (w/clamps) - lbs. (kg)

25 (11.34)
27 (12.25)

Mounting clamps (Galvanized Steel)

DB365-OS

*Antenna mounted at top of tower. Rating is substantially increased when antenna is side mounted.
NOTE: The mechanical specifications are slightly degraded for antennas covering the 406-420 MHz band.

 

 BEST PRICE ON THE INTERNET  
CALL 1-815-790-4494 OR EMAILwb9mcw@gmail.com
 

 

DISCONTINUED ON 9-20-11 - NO REPLACEMENT AVAILABLE

 

 DB413 OFFSET PATTERN ANTENNA 12 dB GAIN, 450-470 MHz

DB413 uses a 8-stack collinear array of folded dipole elements to provide 12 dB gain and constant performance over a broad offset horizontal pattern. Mounts to the top or side of a tower or structure.

Extremely Rugged - Resists winds to 122 mph (196 km/hr)

Broad Response - With 20 MHz bandwidth, this antenna gives optimum performance in single or multi-frequency systems.

Moisture Resistant - VAPOR-BLOC® cable harness provides weather protection and assures inphase signal distribution to all elements.

Key Applications - Ideal for mobile systems requiring additional gain over a sector or along a coast or area with geographical boundaries.

Sturdy Construction - Mast and elements are made of high strength aluminum alloys.
Lightning Resistant - Radiators operate at DC ground and the aluminum mast with its pointed top provides a low resistance discharge path to the tower or ground system.

Two Piece Mast - For ease of shipment and handling, the mast is made in two sections. A unique center splice assures proper alignment.

 

 

SPECIFICATIONS

Electrical Data

Frequency Ranges - MHz

B = 450-470 

Bandwidth
VSWR

Same as above
1.5 to 1 or less

Nominal Impedance - ohms
Gain (over half-wave dipole) - dB

50
12

Rated power input - watts
Vertical beamwidth (half power)

250

Decoupling between antennas (dual) - dB
Lightning protection

35
Direct ground

Standard Termination: Captive Type N-Male attached to end of flexible lead. 

Mechanical Data


Mast upper - (aluminum) - in. (mm)

Mast lower - (aluminum) - in. (mm)
Radiating elements (aluminum) - in. (mm)

1.75 (44.45) OD
with .125 (3.175) wall
2 (50.08) OD
with .125 (3.175) to .75 (19.05) wall
.375 (9.525) OD with 0.58 (1.473) wall

Maximum exposed area (flat plate equivalent) - ft² (m²)

2.55 (.237)

Wind rating:*
Survival without ice - mph(km/hr)
Survival with .5" (12.7 mm) radial ice - mph (km/hr)


122 (196)
90 (145)

Lateral Thrust at 100 mph (161 km/hr) - lbf (N)
Bending moment at top clamp at
100 mph (161 km/hr) - ft. lbs. (kg m)

102 (453.7)

615 (85.116)

Overall Length (450-470 MHz) - ft. (m)

18.33 (5.59)

Net weight (w/clamps) - lbs. (kg)
Shipping weight (w/clamps) - lbs. (kg)

32 (14.51)
60 (27.22)

Mounting clamps (Galvanized Steel)

DB365-OS

*Antenna mounted at top of tower. Rating is substantially increased
when antenna is side mounted with appropriate mounting kit.

 

 
 

NOT AVAILABLE IN THE HAM BAND

 

 DB420 BROAD BAND ANTENNA 9.2 dBd GAIN, 406-512 MHz

With an array of eight dual dipole elements, DB420 provides high gain and constant performance across a broad omni or elliptical pattern. Mounts to top or side of a tower or structure.
Rugged - Resists wind to 100 mph (161 km/hr).
Broad Response - With 14 to 24 MHz bandwidth, this antenna gives optimum performance in single or multi-frequency systems.

Moisture Resistant - VAPOR-BLOC® cable harness provides weather protection and assures inphase signal distribution to all elements.
Circular Pattern - DB420 has dual dipoles positioned at 90 degree angles from each other.
Lightning Resistant - Radiators operate at DC ground, and the aluminum mast with its pointed top provides a low resistance discharge path to the tower or ground system.
Ordering Information - Use model number for correct frequency from the

UHF chart >> VHF-UHF Antennas Available Chart PDF<< Click On

 

 

SPECIFICATIONS

Electrical Data

Frequency Ranges - MHz

A = 406-420 B = 450-470
C = 470-488 D = 488-512

Bandwidth - MHz
VSWR

Same as above
1.5 to 1 or less

Nominal impedance - ohms    
Gain (over half-wave dipole) - dB

50
9.2 dBd

Maximum power input - watts
Vertical beamwidth (half power)

250

Decoupling between antennas
(dual and quad models) - dB
Lightning protection


30 minimum
Direct ground

Standard Termination: Captive Type N-Male attached to end of flexible lead. 

Mechanical Data


Mast - upper (aluminum) - in. (mm)

Mast - lower (aluminum) - in. (mm)
Radiating elements (aluminum) - in. (mm)

1.75 (44.45) OD
with .0625 to .125 (1.59 to 3.18) wall
2 (50.8) OD
with .125 to .25 (3.18 to 6.35) wall
.375 (9.53) OD with .058 (1.47) wall

Maximum exposed area (flat plate equivalent) - ft² (m²)

3.33 (.309)

Wind rating:*
Survival without ice - mph(km/hr)
Survival with .5" (12.7 mm) radial ice - mph (km/hr)


100 (161)
70 (112.65)

Lateral Thrust at 100 mph (161 km/hr) - lbf (N)

133 (592.5)

Overall length (450-470 MHz) - ft. (m)

18.08 (5.51)

Net weight (w/clamps) - lbs. (kg)
Shipping weight (w/clamps) - lbs. (kg)

34 (15.42)
58 (26.31)

Mounting clamps (Galvanized Steel)

DB365-OS

*Top mounted antenna. Wind rating is greatly increased when antenna is side mounted with
appropriate side mount kit.
NOTE: The mechanical specifications are slightly degraded for the antenna covering
the 406-420 MHz band.
 
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