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Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment

Note 7. Property, Plant and Equipment

Property, plant and equipment consists of the following (in thousands):

 

 

 

As of December 31,

 

 

 

2022

 

 

2021

 

Computer equipment

 

$

2,363

 

 

$

1,572

 

Lab equipment

 

 

5,055

 

 

 

2,760

 

Leasehold improvements

 

 

2,961

 

 

 

1,330

 

Construction in progress

 

 

1,488

 

 

 

980

 

Testing equipment

 

 

692

 

 

 

521

 

Manufacturing equipment

 

 

1,831

 

 

 

374

 

Furniture, fixtures and other equipment

 

 

535

 

 

 

439

 

Total property, plant and equipment

 

 

14,925

 

 

 

7,976

 

Less: accumulated depreciation

 

 

(5,205

)

 

 

(2,840

)

Total property, plant and equipment, net

 

$

9,720

 

 

$

5,136

 

 

Depreciation related to property, plant and equipment was $2.4 million, $1.1 million and $0.8 million for the years ended December 31, 2022, 2021 and 2020, respectively.