2N4938

The Microchip Technology JANTXV2N2920 is a dual NPN bipolar junction transistor in a TO-78 package. It offers a 60V collector-emitter voltage and 30mA collector current.

2N4045 is an NPN bipolar silicon transistor from Solid State Devices Inc in a through-hole TO-78-6 metal can package.

The 2N5912 is a dual bipolar transistor array from Central Semiconductor Corp, housed in a TO-78-6 metal can package with through hole mounting.

The Central Semiconductor Corp MD918 is a dual NPN transistor designed for general purpose amplification and switching applications. It features a 15V voltage rating and operates up to 600MHz.