
( Brand: Acom ), ( Manufacturer Part Number: 04AT ), ( Part Type: Remote Antenna Tuner )
The ACOM 04AT ATU (Automatic Tuning Unit) is a state-of-the-art remote antenna tuner designed for amateur radio operators. This versatile device is capable of automatically matching the impedance of your antenna to the impedance of your transceiver, ensuring optimal performance and minimizing the risk of damage to your equipment.
The ACOM 04AT features a robust, weather-resistant enclosure with a powder-coated finish that can withstand the elements, making it an ideal choice for outdoor installations. The unit is equipped with a high-resolution, easy-to-read LCD display that provides real-time information on the tuning process, including SWR (Standing Wave Ratio), frequency, and power.
The ACOM 04AT supports a wide range of antennas, including dipoles, Yagis, and beam antennas, with an operating frequency range of 1.8 to 54 MHz. The unit is capable of handling up to 2000 watts of RF power, making it suitable for even the most demanding amateur radio applications.
The ACOM 04AT also includes a remote control feature, allowing you to operate the tuner from a distance. This feature is particularly useful if your transceiver is located inside your home or shack, and your antenna is located outside. The remote control allows you to quickly and easily adjust the tuning settings without having to physically move to the antenna.
In addition to its tuning capabilities, the ACOM 04AT also includes a built-in relay switch that allows you to automatically switch between multiple antennas. This feature is particularly useful if you have multiple antennas for different bands or modes.
Overall, the ACOM 04AT is a high-performance, versatile, and reliable remote antenna tuner that is sure to meet the needs of even the most demanding amateur radio operators. With its robust construction, wide frequency range, and impressive power handling capabilities, the ACOM 04AT is an excellent investment for any radio enthusiast.
Pros of ACOM 04AT ATU Remote Antenna Tuner:1. High power handling: The ACOM 04AT ATU can handle up to 4 kW of RF power, making it suitable for high-power amateur radio operations.
2. Remote control: The tuner can be controlled remotely through a computer or a dedicated control unit, allowing for easy tuning from a distance.
3. Wide frequency range: The ACOM 04AT ATU has a frequency range of 1.8 MHz to 54 MHz, making it suitable for a wide range of amateur radio bands.
4. Automatic tuning: The tuner can automatically tune to the best match for your antenna, saving you time and effort.
5. High precision: The tuner has a high precision of 0.1 dB, ensuring a good match for your antenna.
Cons of ACOM 04AT ATU Remote Antenna Tuner:1. Expensive: The ACOM 04AT ATU is a high-end tuner, and it comes with a high price tag.
2. Complex setup: The tuner requires a complex setup, including a computer or a dedicated control unit, which may be intimidating for some users.
3. Large size: The tuner is quite large, which may be a problem for users with limited space.
4. Requires power supply: The tuner requires a dedicated power supply, which may add to the overall cost of the setup.
Conclusion:The ACOM 04AT ATU is a high-quality, high-power remote antenna tuner that is suitable for high-power amateur radio operations. Its wide frequency range, automatic tuning, and high precision make it a great choice for serious amateur radio enthusiasts. However, its expensive price tag, complex setup, and large size may be a drawback for some users. If you have the budget and the space, the ACOM 04AT ATU is a great investment. If you are looking for a more affordable option, there are other tuners on the market that may be more suitable for your needs.
Recommendation:If you are a serious amateur radio enthusiast with the budget and the space, the ACOM 04AT ATU is a great investment. Its high power handling, wide frequency range, and automatic tuning make it a reliable and efficient tool for your radio operations. However, if you are looking for a more affordable option, you may want to consider other tuners on the market that may better suit your needs and budget.
Coaxial cable maximum length same for RF power, dc power supply, and control: 61 m 200 feet type rag size mass 20. Features: designed for installation in a shack or the open powered and controlled directly from Acom solid state hf 6m amplifiers through amplifier RF output coax provides automatic manual antenna change matching. Tuner height : 11.
Acom 04AT atu remote antenna tuner tuners are specifically designed to work exclusively with the solid-state amplifiers. Protected against static electricity in the antennas via bleeding resistors and close lightning strikes gas-filled discharge unused are directly grounded specs: frequency coverage. 3, providing optimum load impedance. 75 NV operating environment: weather protection: IP 53 Norma type 3 temperature range: 40 to 150 f humidity: up 98 percent at 104 height ASL without aerating: 3,050 m 10,000 feet specifications: brand:Acom manufacturers part number:04at type:antenna tuners product line:Acom 04AT atu remote antenna tuner type: automatic location: weather-resistant: yes mobile whip tuner: no maximum power rating: 1,500 watts frequency 1.
Power supply and control: available from the Acom solid state hf 6m amplifiers through RF-output coaxial cable 26v dc, up to 25 w consumption control data using an Fisk modem at 60 khz MHz tuner indicator type: automatic capacitors: bypass switch: yes external internal dummy load: no baling none dc required: width : 20. Above 10 MHz: less than 3s 1-2s typ. 8:1 input Sr soon after full tuning: less than 1.
Tuning age warns you when attempt to use outdated archive all turnings from nonvolatile memory in a file as well upload earlier archived files the Acom 04AT through rs232 port protections: PS voltage , reverse polarity, excessive RF current or reflected power at antenna outputs, power, input hot switching of relays, overheating etc.
Controlled from the amplifier front panel and transceiver cat guards against excessive impedance mismatch during tuning process.
They automatically select one of four available antenna outputs assignable and adjusts the impedance chosen output by matching it below Notes: power handling varies by antenna Sr.
5 below operates with two types of tuning: full tuning basic matching cycle and fast from nonvolatile memory is automated however, a initiated only by the operator bypass mode also available antennas appear number, type, user-editable name on Acom solid state amplifiers screen availability presented plenty antenna tuner- related information amplifier screen: menus atu service, measure, turnings lookup erase, resource-estimate function etc. 5 to 50 w, continuous mode fast tuning duration: less than 50ms from nonvolatile memory.