ZX-20-4 is a 20m monoband beam antenna with 4 elements designed by ON4UN.
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ZX Antennas

ZX-20-4 is a 20m monoband beam antenna with 4 elements designed by ON4UN.

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£549.95
(£458.29 exc. VAT)
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Product code: ZX-20-4
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£549.95
12 Months 14.9% APR
£54.99
£47.39
£623.70
£549.95
18 Months 14.9% APR
£54.99
£31.59
£623.70
£549.95
24 Months 14.9% APR
£54.99
£23.70
£623.70
£549.95
36 Months 14.9% APR
£54.99
£15.80
£623.70
£549.95
48 Months 14.9% APR
£54.99
£11.85
£623.70
£549.95
12 Months 19.5% APR
£54.99
£49.29
£646.46
£549.95
18 Months 19.5% APR
£54.99
£32.86
£646.46
£549.95
24 Months 19.5% APR
£54.99
£24.64
£646.46
£549.95
36 Months 19.5% APR
£54.99
£16.43
£646.46
£549.95
48 Months 19.5% APR
£54.99
£12.32
£646.46

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ZX-20-4 is a 20m monoband beam antenna with 4 elements designed by ON4UN.

ZX-20-4 is a 20m monoband beam antenna with 4 elements designed by ON4UN.


The ZX-20-4 is a 20m monoband beam antenna with 4 elements designed by ON4UN. This single-band antenna offers advantages such as optimized element spacing for high forward gain and front-to-back ratio. The boom length of 9.5m and turning radius of 6.6m provide efficient performance. With a power rating of 3kW and a VSWR of 1.2:1, this antenna is designed for high performance and reliability.

The forward gain of 11.4dB and the front-to-back ratio of 28dB makes the ZX-20-4 a powerful option for 20m band operations. The gamma matching system ensures a perfect match for the feed impedance, eliminating the need for traps and reducing losses. Weighing 21kg, this antenna is lightweight yet sturdy. The ZX-20-4 is a top choice for amateur radio enthusiasts seeking a high-quality monoband beam antenna.

Please note that additional carriage costs apply for the ZX-20-4 antenna. For more details on shipping and pricing, please contact us via email.

Special ZX Antennas made to order, delivery delay 7-14 days,

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