![50PCS Rectifier Diode DO-41 1N4001 1N4004 1N4005 1N4007 1N4148 1N5399 1N5404 1N5406 1N5408 1N5817 1N5819 1N5822 1N5824 DO-27 50PCS Rectifier Diode DO-41 1N4001 1N4004 1N4005 1N4007 1N4148 1N5399 1N5404 1N5406 1N5408 1N5817 1N5819 1N5822 1N5824 DO-27](https://ae01.alicdn.com/kf/Sc530ebb5c8f64842a172df96a1486b78K/50PCS-Rectifier-Diode-DO-41-1N4001-1N4004-1N4005-1N4007-1N4148-1N5399-1N5404-1N5406-1N5408-1N5817-1N5819.jpg)
50PCS Rectifier Diode DO-41 1N4001 1N4004 1N4005 1N4007 1N4148 1N5399 1N5404 1N5406 1N5408 1N5817 1N5819 1N5822 1N5824 DO-27
![I made this led volume meter circuit, and only the first led turns on, and it's very dim. I didn't have 1n4148 diodes, so I used 1n4007 diodes instead (they have similar I made this led volume meter circuit, and only the first led turns on, and it's very dim. I didn't have 1n4148 diodes, so I used 1n4007 diodes instead (they have similar](https://preview.redd.it/a77k40o7x9e91.jpg?auto=webp&s=123495f4cd3fca352b32c1edfeaf84f13dd88ee5)
I made this led volume meter circuit, and only the first led turns on, and it's very dim. I didn't have 1n4148 diodes, so I used 1n4007 diodes instead (they have similar
![Circuit for pulse stretching. D1,2, 1N4148; R 1.3 = 22 MQ, C1.2 = 10... | Download Scientific Diagram Circuit for pulse stretching. D1,2, 1N4148; R 1.3 = 22 MQ, C1.2 = 10... | Download Scientific Diagram](https://www.researchgate.net/profile/Viktor-Krozer/publication/231131052/figure/fig3/AS:340584314228736@1458213036037/Circuit-for-pulse-stretching-D1-2-1N4148-R-13-22-MQ-C12-10-nF-Rzm4-23-MR-R.png)