Icom ah-4 antenna tuner manual

Icom AH-4 Auto Antenna Tuner • Frequency range: –54 MHz (with an antenna longer than 7 m; 23 ft) 7–54 MHz (with the AH-2b) • Maximum input power: W • Input impedance: 50 Ω • Tuning power required: 10 W (5–15 W) • Rated voltage: V . Frequency Coverage: MHz to 54 MHz (with a long wire antenna, 7 m; 23 ft or longer) 7 MHz to 54 MHz (with an optional AH-2b) Weight: kg; lb. antenna Hold down [TUNER/CALL] for 1 second. e “ ” indicator stays ON when tuning is complete. • When the antenna cannot be tuned, “ ” indicator blinks, and the AH-4 is bypassed and the antenna is directly connected to the antenna connector on the transceiver. r To manually bypass the AH-4, push [TUNER/CALL]. OPERATION D Specifications.

Video showing how to setup a Delta Loop antenna with Icom's AH-4 automatic antenna tuner w/ the Icom IC HF radio. Name Type Size; Instruction Manual. AH-4 Instruction www.doorway.ru KB Hi-Resolution Image. Icom AH-4 Remote Tuner My current antenna is the B. Icom Boating Marine Accessories. No manual tuning is needed. mAT Automatic Antenna Tuner. 9 - 54 MHz (Includes 6 mtrs) Input Impedance: 50 ohms Maximum Input Power: W Minimum Tuning Power: 8 W Matching Impedance Range:

antenna Hold down [TUNER/CALL] for 1 second. e “ ” indicator stays ON when tuning is complete. • When the antenna cannot be tuned, “ ” indicator blinks, and the AH-4 is bypassed and the antenna is directly connected to the antenna connector on the transceiver. r To manually bypass the AH-4, push [TUNER/CALL]. OPERATION D Specifications. -WIDE TUNING RANGE The AH-4 provides reliable matching of frequencies from MHz to 54 MHz when using at least a 7 m (23 ft) antenna; or 7 MHz to 54 MHz when using the AH-2b Antenna ELEMENT. - AUTOMATIC DIGITAL CONTROL TUNING The built-in 8-bit microprocessor chooses the lowest SWR condition from more than 1,, different LC (coil/capacitor) combinations. View and Download Icom AH-4 service manual online. HF+50 MHz Automatic antenna Tuner. AH-4 tuner pdf manual download.