Ed Fong DBJ-2 — Ham

A portable antenna upgrade for your next outing or emergency radio kit.

The Ed Fong DBJ-2 packs into your backpack, vehicle or go bag and deploys when you need it. Unroll the antenna and hang it vertically in a clear location to position it higher than your handheld’s attached antenna.

Designed for dual-band amateur radio operation, the kit includes a 6-foot extension cable and adapters for common handheld antenna connections.

What’s included

• DBJ-2 ham-band roll-up J-pole antenna
• 6-foot extension cable
• BNC, SMA-male and SMA-female adapters

Specifications

• Frequency ranges: 144–148 MHz and 440–450 MHz
• Maximum power input: 50 watts
• Manufacturer-rated gain: 2.1 dBi
• Impedance: 50 ohms
• Half-wave radiating elements on both bands

Use the attached nylon hanging point with nonconductive cord. Designed for portable setups and temporary outdoor use.

The DBJ-2 design was featured in the March 2007 issue of QST.