ANVIL H1 hopper

ANVIL-H1Our first vehicle · Electric vertical hopper · Thrust vectoring and RCS

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Structure Printed shell EDF Propulsion 70mm · 2.8 kgf · 1750 W TVC Gimbal Pitch · Yaw · 2 servos RCS Ring Roll control · mid-body Avionics Stack RESILIENCE · HARMONY · VITALITY

SECTION 02 · Internal systems

Inside the hopper.

RESILIENCE · Flight Computer
RP2040 OBC running custom C++ firmware. IMU, BMP390 baro, flash + microSD logging.
HARMONY · Telemetry
RN2483 LoRa link to ground station. Flight state, sensor stream, command channel.
VITALITY · Power Distribution
22 V → 5 V buck. Routes power to OBC, servos, telemetry. Reusable across hopper and rocket configs.
LiPo 6S · 22 V · 4000 mAh
Single battery feeds the ESC for the EDF and the avionics chain via the regulator.
EDF · 70 mm Ducted Fan
10-blade alloy fan, 2300 KV, 1.75 kW continuous, 2.8 kgf peak, driven through a 100 A ESC.
RESILIENCE Flight computer · RP2040 HARMONY LoRa telemetry · RN2483 VITALITY Power distribution · 22→5 V LiPo 6S 22 V · 4000 mAh EDF 70 mm · 2.8 kgf
TVC · PITCH TVC · YAW RCS · ROLL

SECTION 03 · Control system

Attitude control.

TVC · Pitch
Servo Y vectorises the EDF nozzle in the pitch plane to command forward/aft attitude.
± 8°
TVC · Yaw
Servo Z vectorises in the yaw plane. Independent heading control during hover.
± 8°
RCS · Roll
Dedicated mid-body fan ring provides roll authority.
± 360°/s
ANVIL H1 hopper
SECTION 04 · Closing
ANVIL SPACE Engineering