Direct-insert ceramic capacitors (29) D-Sub connector accessories (23) Signal switch multiplexer decoder (17) Amplifiers (16) Instrument op amps (11) Digital-to-analog conversion ICs (10) Analog switch ICs (10) Analog-to-digital conversion ICs (9) Light-emitting diodes (7) Specialized logic ICs (6) Wire to Board Connectors/Wire Splice Connectors (6) High-speed broadband op amps (5) Low noise op amps (5) Through-hole fuses (5) Direct digital synthesizer (DDS) (4) SMD capacitors (4) Current monitoring ICs (4) PTC resettable fuses (4) Differential op amps (3) SMD resistors (2) Direct-insert electrolytic capacitors (1) Screwdriver/tweezers/wrench tools (1) Dedicated switches (1)