Furuno RC-1500-1T Operator's Manual page 411

(6) Selectivity
(7) Audio Output Power
(8) Standard Features
4. ANTENNA COUPLER
(1) Tuning System
(2) Frequency Range
(3) Input Impedance
(4) Antenna
(5) Tuning Power
(6) VSWR
(7) Tuning Speed
(8) Dummy Load
(9) Ambient Temperature
(10) Relative Humidity
J3E:
A1A/F1B: 150Hz
±
Internal speaker:
External speaker:
Handset:
Scan, Sweep, Noise Blanker, Voice-activated Squelch,
Pre-selector (for MF)
CPU controlled fully automatic tuning system
manual tuning possible for 2182kHz
1.6MHz to 30MHz
50 ohms
7m to 18m wire or whip antenna
(For MF band at 400 Wpep output: 8 m whip antenna plus
7 m long wire antenna in parallel)
10 W
1.5 max
0.2 to 2 sec. typical 15 sec max.
10 ohms + 250 pF mounted in coupler
-30 °C to +70 °C
93% max. at 35°C
SP - 5
350 to 2700Hz
2W/8ohms
4W/4ohms
10mW/200ohms