Icom IC-7410 Instruction Manual - Page 118

16 OPTIONS ■ Options IC-PW1/EURO HF/50 MHz ALL BAND 1 kW LINEAR AMPLIFIER AH-4 hf automatic antenna tuner Full-duty 1 kW linear amplifier including an automatic antenna tuner. Has automatic tuning and band selection capability. Full break-in (QSK) operation is possible. The amplifier/power supply unit and the remote control unit are separated. The optional OPC-599 adapter cable is required for connection. Specially designed to tune a long wire antenna for HF/50 MHz bands particularly in portable or mobile operation. The "PTT tune" function provides simple operation. • Input power rating: 120 W PS-126 dc power supply SP-23 external speaker AH-2b antenna element • Output voltage : 13.8 V DC • Max. output current : 25 A SP-21 external speaker 4 audio filters; headphone jack; can connect to 2 transceivers. • Input impedance: 8 ø • Max. input power: 4 W A 2.5 m long antenna element for mobile operation with the AH-4. • F r e q u e n c y c o v e r a g e 7-54 MHz band with the AH-4 SM-30 desktop microphone SM-50 desktop microphone Designed for base station operation. • Input impedance: 8 ø • Max. input power: 5 W HM-36 hand microphone Unidirectional, electret microphone for base station operation. Includes low cut switch and mic gain control. Unidirectional, dynamic microphone for base station operation. Includes [UP]/ [DOWN] switches, a low cut switch and mic gain control. CT-17 ci-v level converter unit FL-430 1 st if filter (6 khz) FL-431 1st if filter (3 khz) Hand microphone equipped with [UP]/ [DOWN] switches. The same as that attached with the transceiver. For remote transceiver control using a personal computer equipped with an RS-232C port. You can change frequencies, operating mode, memory channels, etc., via your computer. These filters reduce interference from strong nearby signals. 111