2pcs NSC LM837M General Purpose Operational Amplifier 4 Circuit Bipolar 14-SOIC

3pcs LM224N General Purpose Amplifier 4 Circuit 14-PDIP Texas Instruments

5pcs LM324N General Purpose Amplifier 4 Circuit 14-PDIP Texas Instruments

2-5pcs LM386 DC 5V-12V Mini Audio Amplifier Module Board for x200 Arduino -UK

5 x LM386 Audio Amplifier IC (LM386N) - DIP/DIL8 - UK Seller

NSC LMC6042IM General Purpose Amplifier 2 Circuit Rail-to-Rail 8-SOIC

5pcs DS8921AN National Semiconductor 8PIN

1 Pcs: Brand New Vintage C1263C2 AUDIO POWER AMPLIFIER 14-PIN NEC