GA RFI Amendment Document.docx

Changes Since Previous Update Changes to KPP(s)

· 6.1.6 KPP has been reduced from 55 lbs (T=O) to 50 lbs (T) 40 lbs (O).

· 6.1.7 KPP has been changed to include a minimum payload of 2 kilograms while achieving 40 (T) 59 (O) minutes of flight time.

· 6.1.9 KPP has been added and requires a contractor provided backpack/rucksack (T=O).

· 6.2.2 KPP has been changed such that the system must be capable of fully autonomous operation in a GNSS denied environment (T=O).

· 6.3.1 KPP has been redefined and requires a single payload capable of electro-optical (EO) and thermal (IR) viewing (T=O).

· 6.3.2 KPP has been changed to address the previous 6.3.1 EO KPP, which is now set to outline a human at 0.5 NM (T) 1 NM (O) in accordance with IEC 62676-4:2025.

· 6.3.3 KPP has been changed to address the previous 6.3.2 IR KPP, which is now set to detect a human at 0.5 NM (T) 1 NM (O) in accordance with DRI thermal standards.

· 6.4.1 KPP now requires the capability of carrying a PRC-163 (T) and providing power to a PRC-163 (O).

Changes to KSA(s)

· 6.5.3 KSA now addresses frontal obstacle avoidance (T) and omnidirectional obstacle avoidance (O).

· 6.5.6 KSA has been redefined and now requires the ability to carry a Silvus SC4400E, Trellisware 950, and L/S Band high-gain directional antenna (T), and provide power to them (O).

· 6.5.9 KSA has been added and requires the EO/IR payload to include a NIR laser pointer to mark points of interest (T=O).

· 6.5.10 KSA has been added and requires M-Code GPS integrated on the sUAS (T=O).

Please thoroughly answer all questions regarding how the revised requirements are met.

6 System Requirements

6.1 System KPPs

6.1.6 KPP: When configured for at least 40 minutes of flight while meeting all sensor KPPs, the sUAS system (defined as the sUAS, all untethered flight components, and backpack/rucksack) shall not exceed 50 lbs in weight (T), 40 lbs (O).

What is the weight of the sUAS system as defined in 6.1.6 above?

6.1.7 KPP: When configured with a payload weighing at least 2 kilograms, the sUAS shall have a minimum of 40 minutes of flight time endurance (T) 59 minutes (O).

What was the payload type and weight and the flight time that was achieved when verifying that 6.1.7 is satisfied?

6.1.9 KPP: The sUAS system (defined as sUAS, Ground Control Station, base station, and all components required for untethered flight operations), shall be transportable in a contractor provided single backpack/rucksack worn by one person.

When packed with the sUAS system as defined above, what are the dimensions of the backpack/rucksack that satisfies 6.1.9?

6.2 sUAS KPPs

6.2.2 KPP: The sUAS system shall be capable of fully autonomous operation without GNSS (GNSS denied) by using solutions such as computer vision or terrain following visual navigation (T=O).

Which one or more of the following GPS (GNSS) denied navigation solutions does the sUAS employ, if any?

· INS

· VIO

· SLAM

· TERCOM

· Other (explain):

6.3 Sensor KPPs

6.3.1 KPP: The system shall have a single payload capable of both electro-optical (EO) and thermal (IR) viewing (EO/IR) (T=O).

Please provide the following information for each EO/IR payload that meets 6.3.1:

· Payload name and weight

· Estimated or actual sUAS flight endurance with the payload

6.3.2 KPP: The system’s single EO/IR payload shall have EO capability that can outline a human (minimum of 40 pixels per meter) at 0.5 NM (T) 1 NM (O) in accordance with IEC EN62676-4:2025.

Provide the following information for each EO sensor that meets 6.3.2:

· EO Sensor Resolution

· EO Display Resolution

· Focal Length Range (min/max)

· Field of View (min/max)

· Optical Zoom (min/max)

· Digital Zoom (min/max)

Show the calculated pixels per meter that satisfies 6.3.2 using the following equation(s):

H = Horizontal Resolution (in pixels) FOV = Field of View (in radians) PPMthreshold = H / ( 2 * 926 * TAN( FOV / 2 ) ) PPMobjective = H / ( 2 * 1852 * TAN( FOV / 2 ) )

6.3.3 KPP: The system’s single EO/IR payload shall have thermal capability that can detect a human at 0.5 NM (T) 1 NM (O) in accordance with Detection, Recognition, and Identification (DRI) universally recognized standards for thermal sensors.

Provide the following information for each IR sensor that meets 6.3.3:

· IR Sensor Resolution

· IR Display Resolution

· Pixel Pitch

· Focal Length Range (min/max)

· Thermal Sensitivity (NETD)

· Field of View (min/max)

· Optical Zoom (min/max)

· Digital Zoom (min/max)

Show the calculated the sensor detection range that satisfies 6.3.3 using the following equation:

F = Focal Length Max (mm) P = Pixel Pitch (mm) Rdetect = ( 2 * F ) / ( 2 * P ) / 1852

6.4 Communication Payload KPPs

6.4.1 KPP: The system shall be capable of: carrying a PRC-163 (T) carrying and powering a PRC-163 (O).

What is the estimated flight time of the sUAS equipped with the single EO/IR payload and carrying or carrying and powering a PRC-163?

6.5 KSAs

6.5.3 KSA: The system shall have frontal obstacle avoidance (T) omnidirectional obstacle avoidance (O).

How is 6.5.3 satisfied by the sUAS system?

6.5.6 KSA: The system shall be capable of carrying a Silvus SC4400E, Trellisware 950, and an L/S band high gain directional antenna (T), carrying and powering a Silvus SC4400E, Trelllisware 950, and an L/S band high gain directional antenna (O).

What are the sUAS configuration(s) that satisfy 6.5.6?

6.5.9 KSA: The system’s single EO/IR payload shall have a NIR laser pointer to mark sensor points of interest (T=O).

Which EO/IR payload satisfies 6.5.9?

6.5.10 KSA: The system shall incorporate M-Code GPS (T=O).

How is 6.5.10 satisfied by the sUAS system?