> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# RockBLOCK External Patch Antenna

**Type:** Product page · **SKU:** WRL-14580 · **Brand:** [Sparkfun](https://core-electronics.com.au/brands/sparkfun-australia)
**Page:** https://core-electronics.com.au/rockblock-external-patch-antenna.html ([markdown](https://core-electronics.com.au/rockblock-external-patch-antenna.html.md))

## Retired product

This product is retired and no longer available for purchase. Replaced by: iridium antenna.

**Replacement:** https://core-electronics.com.au/catalog/product/view/sku/iridium%20antenna

## How to buy

- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

The RockBLOCK External Patch Antenna is a high-performance magnetic mount antenna designed specifically to communicate efficiently with the Iridium® Satellite Communication system. This antenna utilizes the Taoglas expertise in ceramics by incorporating a ceramic patch tuned specifically for the antenna environment, giving greater stability.

The antenna housing is strong, corrosion-proof and waterproof to IP67. The magnetic mount allows for easy installation and removal between vehicles or assets; it is easily converted to an adhesive type for greater flexibility.

Each external patch antenna is also equipped with a 1200mm ± 30mm (~48in) long cable terminated with a gold finished male SMA connector.

**Features**

- Frequency Range: 1616MHz–1626.5MHz
- Center Frequency: 1621.5MHz ± 5.25MHz
- Bandwidth: 15MHz
- Impedance: 50 Ohms
- RHCP Polarization
- VSWR 1.5 Max @ center frequency
- Connector: Male SMA Plug
- Dimensions: 40.5mm x 38mm x 12.3mm

**Documents**

- [Datasheet](https://core-electronics.com.au/attachments/localcontent/IAA01121111_Patch_94371fe01ee.pdf)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/1/4/14580-rockblock_external_patch_antenna-01.jpg)