Is the antenna resistant to water and shock?

Yes, it can withstand 1 meter of water immersion for 30 minutes and meets shock test standards.

What is the switching time between frequency bands?

The switching time between two frequency bands is less than 1 millisecond.

30-3000MHz Portable 5-Element Array Direction Finding Antenna for Receiving Ultra-Short Wave Communication Signals

Name: 30-3000MHz Portable 5-Element Array Direction Finding Antenna for Receiving Ultra-Short Wave Communication Signals
Brand: Shenzhen Zd Tech Co., Ltd
SKU: 2270177535

Guangdong, ChinaShenzhen Zd Tech Co., Ltd

US$20,000.00

1 Piece

Sample price:US$20000.00/piece.Request sample

Product profile

Customization

Available

Gain

0dBi

Material

Al Alloy

Model NO.

ZD-DFA-303000M

Nature of Operation

Receiving Antenna

Usage

Communication Antenna

VSWR

1.5~2

Typical Vswr

≤2.5:1

Weight of Antenna

≤5.2kg

Frequency Range

30MHz-3000MHz

Nominal Input Impedance

50 Ohm

Polarisation

Vertical

Output Interface

9-36VDC (Occupies 4 Pins in The Control Interface)

Antenna Type

5-Element Df Interferometer

Antenna Gain

≥0dBi (Typical Value)

Transport Package

by Box

Specification

≤690mm × Φ320mm

Trademark

ZD TECH

Origin

China

HS Code

8543209090

Production Capacity

2000pieces/Month

Key features

Wide Frequency Range: Operates from 30MHz to 3000MHz for ultra-short wave communication signal reception.

Lightweight Portable Design: Weighs only 5.2kg with foldable storage dimensions of 690mm x 320mm for easy transport.

Active Antenna Technology: Uses broadband active antenna with optimized matching to reduce size and minimize coupling.

Stable Phase Distribution: Maintains stable phase distribution across the entire frequency band without singularities.

High Burnout Resistance: Designed to withstand 1W continuous wave power without damage.

Water and Mold Resistance: Capable of 1-meter water immersion for 30 minutes and inhibits mold growth.

Company profile

Experienced TeamFast DeliveryCustomization from SamplesR&D Capabilities

Shenzhen Zd Tech Co., Ltd

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2022-07-04Nearest Port: Yantian PortAverage Response Time: ≤4.04hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, FAS, DDP, DAP, FCA

AI-Powered supplier vetting

SummaryThe supplier demonstrates R&D and customization capabilities, including 3D design, ODM, OEM for well-known brands, and multiple customization modes. It has four R&D engineers, documented design and development records, and introduced new products during the past year. Production information lists 12,000 pieces annually for each of five product categories, while the stated off-season lead time is within 15 working days. Service procedures, supplier-management records, corrective and preventive action procedures, and complaint-handling records are available. However, raw-material traceability and quality-assurance status are unknown, and quality-control testing equipment is listed as zero. The supplier has no overseas warehouse, showroom, agent or branch, and has not participated in offline trade shows. Digitalization and ERP integration are not established, and no SDK is available.

Supplier typeThe supplier provides both ODM and OEM services, including OEM services for well-known brands. This supports classification as a manufacturer/service supplier with original-design and original-equipment capabilities, although the slices do not explicitly state its legal or industry supplier type.

After-Sales capabilityTechnology engineers are responsible for technical support during after-sales service, and the supplier has documented procedures and followed records for service capability, corrective and preventive actions, and customer complaints. These records provide explicit support for an established after-sales process.

R&D capabilityThe supplier has four R&D engineers, provides 3D software design, maintains auditable R&D documentation, and reported new products during the past year. ODM capability is available, but the supplier lacks an available SDK; overall evidence still supports active product-development capability.

Production capacityAnnual productivity is stated as 12,000 pieces for each of five listed product categories, and off-season lead time is within 15 working days. However, the number of quality-control testing devices is listed as zero and raw-material traceability is unknown, so production volume and responsiveness are evidenced but production-control strength is not fully established.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization and flexible customization, together with 3D software design services. This indicates broad product-customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one customer-case category. No brand names, project details or independently verifiable case information are provided, limiting the depth of assessment.