ACOM 1400S specifications
Standard Frequency Coverage
- All amateur bands from 1.8 through 54 MHz:
- 1.800 – 2.000 MHz (160 m band)
- 3.500 – 4.000 MHz (80 m band)
- 5.020 – 5.455 MHz (60 m band)*
- 7.000 – 7.300 MHz (40 m band)
- 10.100 – 10.150 MHz (30 m band)
- 14.000 – 14.350 MHz (20 m band)
- 18.068 – 18.168 MHz (17 m band)
- 21.000 – 21.450 MHz (15 m band)
- 24.890 – 24.990 MHz (12 m band)
- 28.000 – 29.700 MHz (10 m band)
- 50.000 – 54.000 MHz (6 m band)*
- (*) Please, refer the applicable regional band plans and laws for specific allocations and limitations;
Rated Output Power
- 1200 W ±0.5 dB, PEP or continuous carrier, without mode limitation, at 200-264 VAC mains;
- 600 W if operated at 90-132 VAC mains.
Intermodulation Distortion (IM3)
- Better than 31 dB below rated PEP;
Harmonic and Parasitic Emissions Output Suppression
- -60 / -70 dB or less (HF/50 MHz band);
Input and Output Impedances
- Nominal value: 50 Ohm unbalanced, UHF (SO-239) type connectors;
- Input circuit: Broadband, SWR below 1.2 (1.1 typically), 1.8-54 MHz continuous range without retuning or switching;
- RF bypass path: SWR – below 1.1, 1.8-54 MHz;
- Acceptable SWR at the output load (the antenna): up to 3 with proportional power reduction and up to 1.5 for full output power;
RF Power Gain
- 14 dB ±1 dB (typically 50 W for 1200 W output power);
Mains Power Supply Voltage
- 100-240 VAC, ±10%, 50-60 Hz, Single phase;
Mains Power Consumption at Full Output Power
- Power factor of 0.95 or higher;
- Up to 3100 VA at rated output (200 VAC);
- Up to 2000 VA at 600 W output from 100/120 VAC;
Mains Power Consumption in Low Energy (Waiting) Mode
- Less than 1 VA;
Receive / Transmit Control
- KEY-IN – Phono RCA connector
- Voltage applied to the transceiver keying output – up to +12 V;
- Closed-circuit current flow to the transceiver keying output – up to 6 mA;
- KEY-OUT – open-drain Phono RCA connector
- Output resistance: not more than 120 Ohm;
- The maximum allowable open-circuit voltage coming from external devices connection: +50 V;
- Maximum allowable closed-circuit current flow by external devices: 20 mA;
- Minimum required time of sequencing between sending a request for transmitting (KEY-IN “ground on transmit” signal) and applying RF drive power at RF INPUT connector for safely switching receive to transmit: 10 ms.
Amplifier – RCU Cable Length
- 1.5 m;
- Max. cable length up to 6 m;
- Instead of the longer RCU-Amp cable, it is recommended to connect the amplifier to an Ethernet network and use its remote control capabilities via a computer;
Safety and Electromagnetic Compatibility
- Complies with European Union’s CE safety and electromagnetic compatibility requirements;
- Complies with the US Federal Communications Commission (FCC) regulations – FCC Identifier: 2AJXZ1400S, Date of Grant: 25 August 2025;
Size & Weight (operating, excluding connected cables)
- Amplifier, WxDxH: 372x418x170 mm, 14,6 kg (14.7×16.5×6.7 inches, 32.2 lbs.);
- Remote Control Unit, WxDxH: 179x118x86 mm, 0.730 kg (7.1×4.7×3.4 inches, 1.6 lbs.);
Shipping Size & Weight
- WxDxH: Approx. 568x710x381 mm, 22.0 kg (22.4×28.0x15.0 inches, 48.5 lbs.);
- Please, contact us for shipment details;
Operating environments
- Temperature range: -10 to +40 degrees Celsius (14 degrees F to 104 degrees F);
- Relative air humidity: up to 95% @ +35 degrees Celsius (95 degrees F);
- Height above sea level: up to 3050 m (10000 ft) without output deterioration.
