Click to expand Tap to zoom NTE13 T-NPN, Si, High Gain, Low Vtg Output Amp (replaces ECG13) by EcoTech Solutions Inc. Sale $7.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart NTE13 T-NPN, Si, High Gain, Low Vtg Output Amp (replaces ECG13) R8-S3-B5