Preamplificador de Micrfono Electret | Con Operacional | Sponsor LCSC

27:11
Pre Amplificador Realimentado Clase A - Análisis Polarización | Sponsor LCSC

15:30
Amplificador de Auriculares con Operacional | Booster Seguidor | Sponsor LCSC

27:06
Es horrible pero funciona, micrófono de solapa amplificado casero, muy facil

13:52
COMO HACER UN MICRÓFONO CASERO PROFESIONAL

19:34
Monte um Microfone Ultra-Sensível bem simples e passo a passo! (Microfone Espião)

14:39
100+ Year Old 4 Stroke Engine Design Has NO VALVES!!! Can We Get it Running after 60+ YEARS??

8:02
How to use this Microphone! #utsource

16:55