ATU-100 DIY Kits 1.8-50MHz ATU-100mini Automatic Antenna Tuner by N7DDC 7×7 + OLED, Firmware programmed/ SMD/Chip soldered

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1.DIY kit, need to have welding ability;

2. NO Need to burn-firmware,

3.All SMD electronic components soldered, chip soldered !

4.Circuit schematic and firmware, please contact us.

5. with 0.96 OLED

we have assembled one , here is the link:

KIT of ATU (Automatic Antenna Tuner) developed by N7DDC
All information about project you can find on GitHub (N7DDC).
Power supply range: 10 – 15 VDC
Max current : 450mA
Max working power: 100 watts
Max measured power: 150 watts
Minimum power for tuning start: 1 watt
Recommended maximum power while tuning not above 30 watts. (after tuning you can set 100 watts and work on this power)
Minimum measured power: 0.1 watt
Step for measurement on powers under 10 watts: 0.1 watt
Step for measurement on powers above 10 watts : 1 watt
Power measurement accuracy : 10%
Maximum inductance set: 8.5 uH
Minimal step for setting inductance: 0.1 uH
Maximum installed capacity: 1870 pF
Minimal step for setting capacity: 10 pF
100 Watts tuner, 7×7 (7 capacitors x 7 coils) based on PIC 16F1938.
Dimentsion – 120 mm x 62 mm.
KIT included:
PCB for ATU-100 7×7 HF autotuner
+ set of toroids:
– T68-2 (6pcs);
– BN43-202 (1pcs).
+ set of parts:
– PIC16F1938 (1pcs) soldered on PCB with default firmware v3.0
– 100R 2512 1% (4pcs).
– relay HK4100F-DC12V (15pcs)

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10 reviews for ATU-100 DIY Kits 1.8-50MHz ATU-100mini Automatic Antenna Tuner by N7DDC 7×7 + OLED, Firmware programmed/ SMD/Chip soldered

  1. P***e

    Fast shipping! Good quality board and components. Full instructions for the extended ATU-100 are found on N7DCC’s GitHub page. Looking forward to building the “tuner” (antenna matching unit).

  2. R***v

    Everything came in integrity and safety.

  3. D***v

    Everything is fine, came 2 weeks before Chelyabinsk, packed normally. Everything looks whole. Sobiru-I’ll add a review.

  4. i***n

    Delivery is fast, visually everything is whole. I test, I’ll add a tip.

  5. w***r

    Looks like a nice kit atu. I still have to put it together and test.

  6. A***o

    The seller instantly sent the order immediately after payment, the parcel to Belarus came very quickly. Packed everything is wonderful, the components are soldered very neatly. I’ll collect, I’ll add a review.

  7. V***v

    Sent in a plastic box, everything seems to be included. Processor unpacked.
    Everything is fine, I recommend the store, thank you to the seller.

  8. I***n

    Все отлично и в срок! Рекомендую!

  9. V***y

    Super set at a super price! It came in a week.

  10. r***o

    Hope that functions once mounted

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