Form, fit, and funtion interchangeable with collins avionics model 356f-3 speaker amplifier, accepts differential and single - ended inputs. Low output distortion < 1 percent
NSN 6620-01-310-6653
NSN 5990-01-433-3786
NSN 6620-01-633-8443
NSN 6105-00-231-8479
NSN 5999-01-013-9236
NSN 6610-01-444-1490
NSN 6130-01-494-3655
NSN 6320-01-484-7734
NSN 6650-01-029-7409
NSN 6135-01-422-1440
NSN 5985-00-336-5813
NSN 6135-01-558-4194
Last Updated: 08/17/2025