CompleTech CA420Y - Directional yagi
CompleTech

CA420Y

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Overview

The CompleTech CA420Y is a directional Yagi antenna designed for point-to-point communication in the 400-440 MHz frequency range. Built with high-conductivity copper elements, it delivers focused signal transmission and reception for reliable data links in industrial, commercial, and public safety applications. The antenna uses an N-TNC-female connector for integration into existing RF setups, ensuring stable and high-gain performance. Available in single (CA420Y1), two (CA420Y2), three (CA420Y3), four (CA420Y4), and five-element (CA420Y5) configurations, users can select the optimal gain and beamwidth for their specific use case.
  • Frequency range: 400-440 MHz
  • Copper construction for corrosion resistance
  • N-TNC-female connector (N-TNC/7/16-female for 4/5-element models)
  • Available in 1, 2, 3, 4, or 5-element configurations
  • Ideal for industrial, commercial, and public safety applications

Specifications

Connection Type
N-TNC-female
Connector
N-/TNC-/7/16-female
Frequency
405-440 MHz
Gain
6 dBi
Length
285 mm
Material
Copper
Mounting Diameter
Ø 35-60
Polarization
vertical/horizontal
Radiator Material
copper
Radome
ABS/FG, PU foam
Series
CA420Y
Series
CA420Y Series
VSWR
<1.5
Weight
715 g
Wind Load
39 N @ 150 km/h
Stacked yagi array

CA420S2

Stacked yagi array
Four-element stacked array

CA420S4

Four-element stacked array
Three-element stacked array

CA420S3

Three-element stacked array
omnidirectional ground plane - Frequency range: 401-409 MHz - Gain: 6 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 46 N

CA405GP+

omnidirectional ground plane - Frequency range: 401-409 MHz - Gain: 6 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 46 N
directional yagi - Frequency range: 405-440 MHz - Gain: 11 dBi - Polarization: vertical/horizontal - Connector: N-/ TNC-/ 7/16-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 119 N

CA420Y+++

directional yagi - Frequency range: 405-440 MHz - Gain: 11 dBi - Polarization: vertical/horizontal - Connector: N-/ TNC-/ 7/16-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 119 N
offset pattern collinear - Frequency range: 405-440 MHz - Gain: 10 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 99 N

CA420C3

offset pattern collinear - Frequency range: 405-440 MHz - Gain: 10 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 99 N
omnidirectional coaxial dipole - Frequency range: 405-440 MHz - Gain: 2 dBi - Polarization: vertical - Connector: N-/ TNC-/ 7/16-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 47 N

CA420O

omnidirectional coaxial dipole - Frequency range: 405-440 MHz - Gain: 2 dBi - Polarization: vertical - Connector: N-/ TNC-/ 7/16-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 47 N
directional end fire yagi array - Frequency range: 405-440 MHz - Gain: 7 dBi - Polarization: vertical/horizontal - Connector: N-/TNC-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 132 N

CA420F2+

directional end fire yagi array - Frequency range: 405-440 MHz - Gain: 7 dBi - Polarization: vertical/horizontal - Connector: N-/TNC-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 132 N
omnidirectional ground plane - Frequency range: 406-414 MHz - Gain: 6 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 45 N

CA410GP+

omnidirectional ground plane - Frequency range: 406-414 MHz - Gain: 6 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 45 N
Directional yagi

CA400Y

Directional yagi
Stacked yagi array

CA400S2

Stacked yagi array
bidirectional stacked broadside - Frequency range: 380-410 MHz - Gain: 9 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 136 N

CA400B4

bidirectional stacked broadside - Frequency range: 380-410 MHz - Gain: 9 dBi - Polarization: vertical - Connector: N-/TNC-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 136 N