jef71freys
Newbie - Just Registered
Last Activity: 08-28-2021 06:27 AM
- About jef71freys
- Country of Residence
- CA
- Gender
- Male
-
Signature
- I am working now to improve the quality of Infrared emitter and detector, Optoelectronics, Infrared Emitters, HIR204, Everlight and Optoelectronics, Infrared Emitters, HIR204, Everlight