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ATU100 100W Automatic Antenna Tuner 1.8-55MHz/1.8-30MHz for 5-100W Shortwave Radios
ATU100 100W Automatic Antenna Tuner 1.8-55MHz/1.8-30MHz for 5-100W Shortwave Radios
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Antenna Tuners
Type A: Automatic Antenna Tuner (1.8-55MHz)
- 0.96-inch OLED display
- Frequency: 1.8-55 MHz
- Power supply voltage range: 10-15V DC
- Maximum current consumption: 300 mA
- Maximum working power: 100W
- Maximum possible measured power: 150W
- Minimum power to start tuning: 1W
- Minimum possible measured power: 0.1W
- Measurement step under 10W: 0.1W, above 10W: 1W
- Power measurement accuracy: 10%
- Maximum inductor capacity: 8.4 uH
- Minimum inductor step: 0.05μH
- Maximum capacitor capacity: 1870 pF
- Minimum capacitor step: 10 pF
- 1 x Automatic Antenna Tuner with Shell
- Manual
Note: The product is assembled and includes a shell.
Type B: Mini Automatic Antenna Tuner (1.8-30MHz)
Note: Assembled and ready to use.
- Device doesn't account for its own efficiency.
- Supply voltage: 5V standard.
- Optional internal battery available.
CGJ-100 Model (1.8-30MHz)
- Designed for high-power shortwave stations (5-100W).
- 0.91-inch OLED display
- Mini short-wave automatic antenna tuner with TYPE-C charging interface
- No control wires required; auto-tuned
- Contains 7 capacitors and inductors for wide frequency coverage
Specifications:
- Power supply: USB charge/discharge
- Maximum current consumption: 400 mA
- Maximum working power: 100W
- Maximum measurement power: 150W
- Minimum power to start tuning: 5W
- Minimum measured power: 0.1W
- Measurement steps: 0.1W (below 10W), 1W (above 10W)
- Power measurement accuracy: 10%
- Maximum inductance: 8.53 uH
- Inductor step size: 0.05 uH
- Maximum capacitance: 1869 pF
- Capacitance step: 10 pF
- 4 Panel buttons: POW, BYP, AUTO, BOT
- 1 x Automatic Antenna Tuner
- Manual
Type C: PCB Board (without shell)
- Power supply range: 10 - 15 VDC
- Max current: 450 mA
- Max working power: 100W
- Max measured power: 150W
- Minimum power for tuning start: 1W
- Recommended tuning power: up to 30W (post-tuning: 100W)
- Minimum measured power: 0.1W
- Measurement steps: 0.1W (under 10W), 1W (above 10W)
- Power measurement accuracy: 10%
- Maximum inductance set: 8.5 uH
- Minimum inductance step: 0.1 uH
- Maximum capacity: 1870 pF
- Minimum capacity step: 10 pF
- 100W tuner, 7x7 configuration (capacitors x coils), based on PIC 16F1938
- Dimensions: 120 mm x 62 mm
Type C Wiring Instructions
Package Includes:- 1 x PCB Board
- 1 x LCD Screen
- 1 x Dupont Cable
Note: Battery not included.










