National Semiconductor

BC238 - NPN Transistor - NOS National

National Semiconductor BC238 NPN Transistor.  TO-106 package.  Random Selection hFE range: 300-450. Most hovered around ~430. Tested with TC1 transistor tester. 

LM13700N - Dual Transconductance Op-Amp IC

LM13700N National Semiconductor (Texas Instruments)Dual transconductance opamp. RoHS compliant.  DIP16 package.  Obsolete. Data sheet here.

LM1458N - Dual Op-Amp IC

LM1458N National Semiconductor (owned by Texas Instruments) General purpose dual op-amp. DIP8 package. 

LM301AH - Military Grade OpAmp

National Semiconductor (Texas Instruments) LM301AH. Military grade single operational amplifier. Sounds killer in a RAT.  TO-99 metal can package.  Datasheet here. 

LM358N - Dual OpAmp IC

LM386N-1 - Power Amplifier IC

LM386N-1 from National Semiconductor (owned by Texas Instruments). Lowest power version of LM386 series.  Class AB power amp..325w @ Vs=6V, Rl=8Ω.25w min DIP8 package. RoHS...

LM386N-3 - Power Amplifier IC

LM386N-3 from National Semiconductor (owned by Texas Instruments).   Class AB power amp..5w min.7w @ Vs=9V, Rl=8Ω DIP8 package.  Datasheet.

LM386N-4 - Power Amplifier IC

LM386N-4 from National Semiconductor (owned by Texas Instruments). Highest power version of LM386 series.  Class AB power amp..7w min1w @ Vs=16V, Rl=32Ω DIP8 package.  Datasheet.

LM78L12ACZ - Voltage Regulator - 12v

LM78L12ACZ  12v regulator.  TO-92 package.

LM78L15ACZ - Voltage Regulator - 15v

LM78L15ACZ  15v regulator.  TO-92 package.

LM833N - Dual Op-Amp IC

LM833N. General purpose dual op-amp. DIP8 package.