ANTENNAS Spectra Suite →

Antennas

Broadband antennas — 300 MHz to 40 GHz. UWB Vivaldi, TSA, log-periodic, dipole, and specialty designs for SIGINT, EMC, GPR, satellite, drone, and SDR work.

19 modelsbroadbandamazon prime
UWB Series · Aluminum Vivaldi

Ultra-Wideband Vivaldi

Aluminum Vivaldi designs — flatter and higher gain than comparable log-periodics. The flagship UWB series for spectrum analysis, SIGINT, drone communications, and pulse-radar applications.

UWB-1 antenna

UWB-1

$399
430 MHz – 6 GHz

Aluminum UWB Vivaldi — wide coverage, mid-power handling.

UWB-2 antenna

UWB-2

$199
600 MHz – 6 GHz

Compact aluminum Vivaldi for portable spectrum work.

UWB-3 antenna

UWB-3

$125
675 MHz – 12 GHz

Extended-range aluminum Vivaldi reaching well into Ku-band.

UWB-4 antenna

UWB-4

$59
1.5 GHz – 6 GHz

Smallest UWB form factor — L through C-band coverage.

UWB-5 antenna

UWB-5

$649Coming Soon
315 MHz – 6 GHz

Lowest-frequency UWB Vivaldi in the lineup. Coming soon.

UWB-8 antenna

UWB-8

$399
430 MHz – 6 GHz

UWB-1 derivative tuned for higher-power transmit work.

TSA Series · PCB Vivaldi

PCB Vivaldi

Printed-circuit Vivaldi designs — lighter, lower cost, ideal for embedded SDR builds, drone payloads, and spectrum-analyzer accessories. Same broadband response as the aluminum UWB family, with the Vivaldi-X reaching well into K-band.

TSA400 antenna

TSA400

$239
375 MHz – 6 GHz

Lowest-frequency PCB Vivaldi in the TSA series.

TSA600 antenna

TSA600

$79
600 MHz – 6 GHz

Most popular TSA — UHF through C-band PCB Vivaldi.

TSA800 antenna

TSA800

$49
800 MHz – 6 GHz

Cellular and ISM-band PCB Vivaldi.

TSA900 antenna

TSA900

$65
900 MHz – 12 GHz

Widest-range TSA — through Ku-band, RADAR/SIGINT favorite.

Vivaldi-X antenna

Vivaldi-X

$79
4 – 26.5 GHz

mm-wave PCB Vivaldi — C through K-band continuous coverage.

Log-Periodic Dipole Array

LPDA

Classic log-periodic geometry — flat gain across decades of frequency, ideal for EMC pre-compliance, radio astronomy, and broadband direction finding.

LPDA-MAX antenna

LPDA-MAX

$249
300 MHz – 1 GHz

Large LPDA for low-VHF through UHF — VHF-TV, ham, public safety.

LPDA-IOT antenna

LPDA-IOT

$59
600 MHz – 2.8 GHz

Compact LPDA for cellular, LoRa, ISM, and consumer-IOT band testing.

Dipole

Dipole

Simple, broadband dipoles for benchtop work, dongle SDRs, and ISM-band experiments.

DIP700 antenna

DIP700

$35
700 – 8000+ MHz

Wideband dipole for cellular, WiFi, and SDR exploration.

DIP1400 antenna

DIP1400

$25
1400 – 8000+ MHz

Smaller-form dipole — L-band and up.

DIP915RED antenna

DIP915RED

$20
902 – 928 MHz

Ground-insensitive ISM-band dipole for LoRa, mesh, and short-range telemetry.

Specialty

Specialty

Application-specific designs — NTN patch antenna, Butler beamforming network, and Ka-band standard-gain horn.

NTN2050 antenna

NTN2050

$99
1900 – 2200 MHz

Non-Terrestrial-Network patch antenna — cellular satellite-direct (Starlink D2C, AST SpaceMobile, Apple satellite).

BF915 antenna

BF915

$349
863 – 915 MHz

Butler 8×8 beamforming network — generates 8 beams from 8 ½-λ-spaced antennas. DOA, MIMO, smart-antenna research.

RF28SGH antenna

RF28SGH

$175
26.5 – 40 GHz

Standard-gain horn — Ka-band reference antenna for mm-wave gain measurements and EMC.

About these antennas. Each unit is tested to cover the specified frequency band continuously. Listed prices are the RFSPACE direct price; the latest Amazon pricing and availability can be found on the RFSPACE Amazon storefront.