Description



This fully assembled 100W automatic antenna tuner is intended for use as a separate device that performs the function of matching the output impedance of your radio or power amplifier with antenna feeders. The ATU-100 works effectively in a wide frequency band, overlapping radio amateur HF ranges from 1.8 to 54 MHz.
- Microcontroller: PIC18F2520
- Frequencies: 1.8 – 54 MHz
- Matching Antenna Impedance: 5 – 1200 Ohms
- Average Tuning Time: 2 – 3 seconds, max. 15 seconds
- Tuning Accuracy: Less than 2:1 VSWR
- Power Supply: 5V DC
- Current Drain: Less than 400 mA (while tuning); less than 200 mA (standby)
- Starting Tuning Power: 1 – 10 Watts
- Max. Working Power: 100 Watts (SSB/CW) / 40 Watts (Digital Modes)
- QRP Measurement Resolution: 0.1 Watt
- QRO Measurement Resolution: 1 Watt
- Power Measurement Accuracy: ±15%
- Max. Installed Inductance: 8.5 μH
- Min. Inductance Installation Step: 0.1 μH
- Max. Installed Capacity: 1870 pF
- Min. Capacitance Installation Step: 10 pF
- Built-in Battery: 2000 mAh