Icom IC-78 Instruction Manual - Page 46

11 OPTIONS PS-85 DC POWER SUPPLY AT-130/E AUTOMATIC ANTENNA TUNER AH-4 AUTOMATIC ANTENNA TUNER Light weight switching regulator system power supply. • Output voltage: 13.8 V DC • Max. current drain: 20 A Matches the transceiver to a long wire antenna with a minimum of insertion loss. Specially designed to tune a long wire antenna for portable or mobile HF operation. The PTT tuner start function provides simple operation. • Input power rating: 120 W AH-2b ANTENNA ELEMENT MN-100 ANTENNA MATCHER MN-100L ANTENNA MATCHER A 2.5 m long antenna element for mobile operation with the AH-4. • Frequency coverage: 3.5-28 MHz bands with the AH-4 Match the transceiver to a dipole antenna. Covers all HF bands from 1.5 to 30 MHz. 8 m×2 antenna wires comes attached. Match the transceiver to a long wire antenna. Covers all HF bands from 1.5 to 30 MHz. 15 m×1 antenna wire comes attached. AH-710 FOLDED DIPOLE ANTENNA approx. 24.5 m; 80.3 ft FL-52A, FL-53A, FL-96, FL-222 and FL-257 455 KHz FILTERS CR-338 HIGH-STABILITY CRYSTAL UNIT Covers from 1.9-30 MHz bands. Has an SO-239 connector. 30 m (98.4 ft) coaxial cable with PL-259 connector is supplied. • FL-52A: 500 Hz/-6dB (CW/RTTY narrow) • FL-53A: 250 Hz/-6dB (CW narrow) • FL-96: 2.8 KHz/-6dB (SSB wide) • FL-222: 1.8 KHz/-6dB (SSB narrow) • FL-257: 3.3 KHz/-6dB (SSB wide) Contains a temperature-compensating oven heater and crystal unit for improved frequency stability. • Frequency stability: ±0.5 ppm SP-7 EXTERNAL SPEAKER SP-20 EXTERNAL SPEAKER SP-21 EXTERNAL SPEAKER Compact speaker for base station operation. Height can be adjusted for your convenience. 4 audio filters; headphone jack; can connect to 2 transceivers. • Input impedance: 8 Ω • Max. input power: 5 W Designed for base station operation. Input impedance: 8 Ω Max. input power: 5 W 44