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Icom AH-740

Compact Automatic Tuning HF Antenna, 2.5-30 MHz
Covers 2.2 to 30 MHz range when using with the optional NVIS kit. Supplied accessories: 6m (19.7ft) control cable and 6m (19.7ft) coaxial cable
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Item SKU Number:  261111
Manufacturer Part Number:  AH740, AH 740, AH-740
Universal Product Code / GTIN:  731797017345
Made in:  Japan 
FCA point / Shipped from:  USA 
 Download Free Materials:
  
Adobe Acrobat Reader Icom_AH-740_AH-760_antennas.pdf (619.17 KB)
  
Adobe Acrobat Reader Icom_AH-740_manual.pdf (941.66 KB)
  
Adobe Acrobat Reader Icom-grounding-and-antenna-considerations-manual.pdf (1813.78 KB)
 Item Details:


Icom AH740 HF Automatic Tuning Antenna

Icom AH-740 relay-driven compact automatic tuning antenna. The length with the whip is 6.2 ft (191 cm).

Control cable works with ICOM transceivers only.

For compatibility with radios that have a 4 pin type antenna tuner control connector - order OPC-2321 cable, sold separately.

A mounting base for the AH-740 installation not included in the supply pack. Select or fabricate a strong metal bracket for the antenna plate, about 0.31–0.39 inches (8–10 mm) thick, and weld or bolt it firmly to the vehicle chassis or other strong structure.
Ask your technical dealer or installer for suitable mounting base details.

Features:

❍ Compact and light weight
❍ Fast tuning speed
❍ Covers 2.2 to 30 MHz range when using with the optional NVIS kit

Specifications:

Frequency coverage: 2.2–30 MHz (with NVIS kit)
2.5–30 MHz (with supplied whip)
Input impedance: 50 Ohm
Maximum RF power:: 125 W (PEP)
Antenna connector: SO-239
Temperature range: –40ºF to +158ºF
–40°C to +70°C
Weight (approximately): 7.7 lb / 3.5 kg


Works with ICOM two-way radios:

IC-78
IC-718
IC-7000
IC-7200
IC-7410
IC-7600
IC-9100
IC-M803
IC-F8101


 Manufacturer's Catalogs and Guides:

These files contain information about the available products from the manufacturer. If you need something that is not on our website, please contact us. We will help you purchase the desired product at a low price.

Icom Land Mobile Equipment Catalog
Land Mobile Equipment Catalog

Published Date: August 2025
Icom Marine Equipment Catalog
Marine Equipment Catalog

Published Date: August 2025
Icom Avionics Equipment Catalog
Avionics Equipment Catalog

Published Date: August 2025
Icom Network Product Catalog
Network Equipment Catalog

Published Date: August 2025
Icom Amateur Equipment Catalog
Amateur Equipment Catalog

Published Date: August 2025
Professional Two-Way Radios
Professional Two-Way Radios

Wide range of two-way radio platforms from analog, digital, wireless LAN, LTE to satellite
Icom Marine Products
Marine Two-Way Radios

Check out Icom's 2024 Marine product catalog. Featuring everything from the M85UL to the M803, Icom has you covered
Icom Aircraft Products
Aviation Two-Way Radios

Whether you're in the air or on the ground, trust Icom to keep you in touch before flight
Icom Amateur HAM Radio Product Catalog 2023
HAM Radios and Receivers

See how Icom leads the way in digital ham technology with the latest DSP and D-STAR radios


The Icom logo is a registered trademark of Icom Inc.Icom America Inc. designs, engineers, and manufactures wireless radio communications equipment and products for marine, avionics, land mobile, and wide-band receiver industries. The company offers amateur radios, including base stations, mobile, handheld, D-Star, and receivers; avionics, including handheld mobile and panel mount; mobiles, including IDAS, P25, network/RoIP, and data/HF; and handheld devices for marinas, large yachts, and various commercial vessels. It also provides custom-build and off-the-shelf radio systems. The company serves federal, state, and local government agencies.

The Icom logo is a registered trademark of Icom Inc.





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